diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..2ad679e
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,169 @@
+# Dependencies
+node_modules/
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+pnpm-debug.log*
+
+# Build outputs
+dist/
+build/
+out/
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Coverage directory used by tools like istanbul
+coverage/
+*.lcov
+
+# nyc test coverage
+.nyc_output
+
+# Grunt intermediate storage (https://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# Bower dependency directory (https://bower.io/)
+bower_components
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (https://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
+jspm_packages/
+
+# TypeScript cache
+*.tsbuildinfo
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Optional stylelint cache
+.stylelintcache
+
+# Microbundle cache
+.rpt2_cache/
+.rts2_cache_cjs/
+.rts2_cache_es/
+.rts2_cache_umd/
+
+# Optional REPL history
+.node_repl_history
+
+# Output of 'npm pack'
+*.tgz
+
+# Yarn Integrity file
+.yarn-integrity
+
+# dotenv environment variables file
+.env
+.env.local
+.env.development.local
+.env.test.local
+.env.production.local
+
+# parcel-bundler cache (https://parceljs.org/)
+.cache
+.parcel-cache
+
+# Next.js build output
+.next
+
+# Nuxt.js build / generate output
+.nuxt
+
+# Gatsby files
+.cache/
+public
+
+# Vuepress build output
+.vuepress/dist
+
+# Serverless directories
+.serverless/
+
+# FuseBox cache
+.fusebox/
+
+# DynamoDB Local files
+.dynamodb/
+
+# TernJS port file
+.tern-port
+
+# Stores VSCode versions used for testing VSCode extensions
+.vscode-test
+
+# yarn v2
+.yarn/cache
+.yarn/unplugged
+.yarn/build-state.yml
+.yarn/install-state.gz
+.pnp.*
+
+# Editor directories and files
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
+
+# OS generated files
+.DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db
+
+# Temporary files
+*.tmp
+*.temp
+*.log
+
+# Local development files
+.env.local
+.env.development.local
+.env.test.local
+.env.production.local
+
+# Package manager lock files (uncomment if you want to ignore them)
+# package-lock.json
+# yarn.lock
+# pnpm-lock.yaml
+
+# Backup files
+*.bak
+*.backup
+*.old
+
+# Archive files
+*.zip
+*.tar.gz
+*.rar
+
+# IDE and editor files
+*.sublime-project
+*.sublime-workspace
+.vscode/
+.idea/
+*.iml
+
+# Testing
+/coverage
+/.nyc_output
+
+# Misc
+*.tgz
+*.tar.gz
diff --git a/README.md b/README.md
index e91b2fb..febd730 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,225 @@
-# demo
-introduction to github 
+# Demo Website Project
+
+A modern, responsive website built with HTML5, CSS3, and JavaScript showcasing best practices in web development.
+
+## 🚀 Features
+
+- **Modern HTML5**: Semantic elements, accessibility features, and SEO optimization
+- **Responsive Design**: Mobile-first approach with CSS Grid and Flexbox layouts
+- **Interactive JavaScript**: Smooth scrolling, mobile menu, form validation, and scroll animations
+- **CSS Custom Properties**: Maintainable theming system with CSS variables
+- **Performance Optimized**: Lazy loading, efficient animations, and optimized assets
+- **Development Workflow**: Live reload development server and build process
+
+## 📁 Project Structure
+
+```
+demo/
+├── src/                    # Source files
+│   ├── index.html         # Main HTML file
+│   ├── styles/
+│   │   └── main.css       # Main stylesheet
+│   └── scripts/
+│       └── main.js        # Main JavaScript file
+├── public/                # Static assets (images, fonts, etc.)
+├── dist/                  # Build output (generated)
+├── package.json           # Node.js project configuration
+├── .gitignore            # Git ignore rules
+└── README.md             # Project documentation
+```
+
+## 🛠️ Setup Instructions
+
+### Prerequisites
+
+- **Node.js** (v14 or higher)
+- **npm** (comes with Node.js)
+
+### Installation
+
+1. **Clone the repository**
+   ```bash
+   git clone <repository-url>
+   cd demo
+   ```
+
+2. **Install dependencies**
+   ```bash
+   npm install
+   ```
+
+3. **Start development server**
+   ```bash
+   npm run dev
+   ```
+
+The website will automatically open in your browser at `http://localhost:3000`.
+
+## 📜 Available Scripts
+
+### Development
+
+- **`npm run dev`**
+  - Starts the development server with live reload
+  - Serves files from `src/` directory
+  - Opens browser automatically at `http://localhost:3000`
+  - Perfect for development and testing
+
+### Build
+
+- **`npm run build`**
+  - Copies all source files to `dist/` directory
+  - Prepares files for production deployment
+
+- **`npm run build:prod`**
+  - Cleans the `dist/` directory and builds the project
+  - Recommended for production builds
+
+- **`npm run clean`**
+  - Removes all files from `dist/` directory
+  - Useful for cleaning build artifacts
+
+### Production
+
+- **`npm run start`**
+  - Serves the built files from `dist/` directory
+  - Runs on `http://localhost:8080`
+  - Use this to test production builds locally
+
+## 🎯 Usage
+
+### Development Workflow
+
+1. **Start development**: `npm run dev`
+2. **Make changes** to files in the `src/` directory
+3. **View changes** automatically in the browser (live reload)
+4. **Build for production**: `npm run build:prod`
+5. **Test production build**: `npm run start`
+
+### Customization
+
+#### Colors and Theming
+Edit CSS custom properties in `src/styles/main.css`:
+```css
+:root {
+  --primary-color: #2563eb;
+  --secondary-color: #64748b;
+  /* ... other variables */
+}
+```
+
+#### Content
+- **HTML**: Edit `src/index.html` to modify content and structure
+- **Styles**: Edit `src/styles/main.css` for styling changes
+- **JavaScript**: Edit `src/scripts/main.js` for interactive features
+
+#### Assets
+- Add images, fonts, and other static assets to the `public/` directory
+- Reference them in HTML with relative paths: `../public/your-image.jpg`
+
+## 🌟 Features Overview
+
+### HTML5 Features
+- Semantic elements (`<header>`, `<main>`, `<section>`, `<footer>`)
+- Accessibility attributes and proper heading hierarchy
+- SEO meta tags and structured content
+- Responsive images with lazy loading
+
+### CSS Features
+- **CSS Grid** for complex layouts
+- **Flexbox** for component alignment
+- **CSS Custom Properties** for theming
+- **Media queries** for responsive design
+- **Smooth animations** and transitions
+- **Mobile-first** responsive approach
+
+### JavaScript Features
+- **Mobile menu toggle** with smooth animations
+- **Smooth scrolling** navigation
+- **Contact form validation** with error handling
+- **Scroll-to-top** button
+- **Intersection Observer** for scroll animations
+- **Active navigation** highlighting
+- **Performance optimizations** (debounce, throttle)
+
+## 🎨 Browser Support
+
+- **Modern browsers**: Chrome, Firefox, Safari, Edge (latest versions)
+- **Mobile browsers**: iOS Safari, Chrome Mobile, Samsung Internet
+- **Responsive design**: Works on all screen sizes from mobile to desktop
+
+## 📱 Responsive Breakpoints
+
+- **Mobile**: < 480px
+- **Tablet**: 481px - 768px
+- **Desktop**: > 768px
+
+## 🔧 Development Notes
+
+### Code Style
+- Modern ES6+ JavaScript
+- CSS follows BEM-like naming conventions
+- Semantic HTML5 structure
+- Mobile-first responsive design
+
+### Performance
+- Optimized CSS with efficient selectors
+- JavaScript uses modern APIs (Intersection Observer)
+- Lazy loading for images
+- Minimal dependencies
+
+### Accessibility
+- Proper ARIA attributes
+- Keyboard navigation support
+- Focus management
+- Screen reader friendly
+- High contrast mode support
+
+## 🚀 Deployment
+
+### Static Hosting
+1. Run `npm run build:prod`
+2. Upload the `dist/` folder to your hosting provider
+3. Configure your server to serve `index.html` as the default file
+
+### Popular Hosting Options
+- **Netlify**: Drag and drop the `dist/` folder
+- **Vercel**: Connect your Git repository
+- **GitHub Pages**: Push `dist/` contents to `gh-pages` branch
+- **Firebase Hosting**: Use Firebase CLI to deploy
+
+## 🤝 Contributing
+
+1. Fork the repository
+2. Create a feature branch: `git checkout -b feature-name`
+3. Make your changes
+4. Test thoroughly: `npm run dev` and `npm run start`
+5. Commit your changes: `git commit -m 'Add feature'`
+6. Push to the branch: `git push origin feature-name`
+7. Submit a pull request
+
+## 📄 License
+
+This project is licensed under the ISC License - see the package.json file for details.
+
+## 🆘 Troubleshooting
+
+### Common Issues
+
+**Port already in use**
+- Change the port in package.json scripts or kill the process using the port
+
+**Dependencies not installing**
+- Delete `node_modules/` and `package-lock.json`, then run `npm install`
+
+**Live reload not working**
+- Check if you're editing files in the `src/` directory
+- Restart the development server: `npm run dev`
+
+**Build files not updating**
+- Run `npm run clean` then `npm run build`
+
+---
+
+**Happy coding! 🎉**
+
diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000..1817452
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,3002 @@
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+      "dev": true,
+      "license": "ISC"
+    },
+    "node_modules/xtend": {
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
+      "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=0.4"
+      }
+    },
+    "node_modules/y18n": {
+      "version": "5.0.8",
+      "resolved": "https://registry.npmjs.org/y18n/-/y18n-5.0.8.tgz",
+      "integrity": "sha512-0pfFzegeDWJHJIAmTLRP2DwHjdF5s7jo9tuztdQxAhINCdvS+3nGINqPd00AphqJR/0LhANUS6/+7SCb98YOfA==",
+      "dev": true,
+      "license": "ISC",
+      "engines": {
+        "node": ">=10"
+      }
+    },
+    "node_modules/yargs": {
+      "version": "17.7.2",
+      "resolved": "https://registry.npmjs.org/yargs/-/yargs-17.7.2.tgz",
+      "integrity": "sha512-7dSzzRQ++CKnNI/krKnYRV7JKKPUXMEh61soaHKg9mrWEhzFWhFnxPxGl+69cD1Ou63C13NUPCnmIcrvqCuM6w==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "cliui": "^8.0.1",
+        "escalade": "^3.1.1",
+        "get-caller-file": "^2.0.5",
+        "require-directory": "^2.1.1",
+        "string-width": "^4.2.3",
+        "y18n": "^5.0.5",
+        "yargs-parser": "^21.1.1"
+      },
+      "engines": {
+        "node": ">=12"
+      }
+    },
+    "node_modules/yargs-parser": {
+      "version": "21.1.1",
+      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-21.1.1.tgz",
+      "integrity": "sha512-tVpsJW7DdjecAiFpbIB1e3qxIQsE6NoPc5/eTdrbbIC4h0LVsWhnoa3g+m2HclBIujHzsxZ4VJVA+GUuc2/LBw==",
+      "dev": true,
+      "license": "ISC",
+      "engines": {
+        "node": ">=12"
+      }
+    }
+  }
+}
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..db2dae9
--- /dev/null
+++ b/package.json
@@ -0,0 +1,32 @@
+{
+  "name": "demo",
+  "version": "1.0.0",
+  "description": "introduction to github",
+  "main": "index.js",
+  "scripts": {
+    "dev": "live-server src --port=3000 --open=/index.html",
+    "build": "copyfiles -u 1 'src/**/*' dist/",
+    "start": "live-server dist --port=8080 --open=/index.html",
+    "clean": "rm -rf dist/*",
+    "build:prod": "npm run clean && npm run build",
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/charannyk06/demo.git"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "type": "commonjs",
+  "bugs": {
+    "url": "https://github.com/charannyk06/demo/issues"
+  },
+  "homepage": "https://github.com/charannyk06/demo#readme",
+  "devDependencies": {
+    "concurrently": "^9.2.0",
+    "copyfiles": "^2.4.1",
+    "live-server": "^1.2.2"
+  }
+}
+
diff --git a/src/index.html b/src/index.html
new file mode 100644
index 0000000..ab96baf
--- /dev/null
+++ b/src/index.html
@@ -0,0 +1,202 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <meta name="description" content="Demo website project - A modern responsive website">
+    <meta name="keywords" content="demo, website, modern, responsive">
+    <meta name="author" content="">
+    <title>Demo Website</title>
+    
+    <!-- Preconnect to external domains for performance -->
+    <link rel="preconnect" href="https://fonts.googleapis.com">
+    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
+    
+    <!-- CSS -->
+    <link rel="stylesheet" href="styles/main.css">
+    
+    <!-- Favicon -->
+    <link rel="icon" type="image/x-icon" href="../public/favicon.ico">
+</head>
+<body>
+    <!-- Header Section -->
+    <header class="header">
+        <nav class="navbar">
+            <div class="nav-container">
+                <div class="nav-logo">
+                    <a href="#home">Demo</a>
+                </div>
+                <ul class="nav-menu">
+                    <li class="nav-item">
+                        <a href="#home" class="nav-link">Home</a>
+                    </li>
+                    <li class="nav-item">
+                        <a href="#about" class="nav-link">About</a>
+                    </li>
+                    <li class="nav-item">
+                        <a href="#services" class="nav-link">Services</a>
+                    </li>
+                    <li class="nav-item">
+                        <a href="#contact" class="nav-link">Contact</a>
+                    </li>
+                </ul>
+                <div class="nav-toggle" id="mobile-menu">
+                    <span class="bar"></span>
+                    <span class="bar"></span>
+                    <span class="bar"></span>
+                </div>
+            </div>
+        </nav>
+    </header>
+
+    <!-- Main Content -->
+    <main class="main-content">
+        <!-- Hero Section -->
+        <section id="home" class="hero">
+            <div class="hero-container">
+                <h1 class="hero-title">Welcome to Demo Website</h1>
+                <p class="hero-description">
+                    A modern, responsive website built with HTML5, CSS3, and JavaScript
+                </p>
+                <div class="hero-buttons">
+                    <a href="#about" class="btn btn-primary">Learn More</a>
+                    <a href="#contact" class="btn btn-secondary">Get Started</a>
+                </div>
+            </div>
+        </section>
+
+        <!-- About Section -->
+        <section id="about" class="about">
+            <div class="container">
+                <h2 class="section-title">About Us</h2>
+                <div class="about-content">
+                    <div class="about-text">
+                        <p>
+                            This is a demo website project showcasing modern web development practices.
+                            Built with semantic HTML5, responsive CSS Grid/Flexbox layouts, and interactive JavaScript.
+                        </p>
+                        <p>
+                            The project demonstrates clean code structure, accessibility best practices,
+                            and mobile-first responsive design principles.
+                        </p>
+                    </div>
+                    <div class="about-image">
+                        <img src="../public/placeholder-image.jpg" alt="About us placeholder image" loading="lazy">
+                    </div>
+                </div>
+            </div>
+        </section>
+
+        <!-- Services Section -->
+        <section id="services" class="services">
+            <div class="container">
+                <h2 class="section-title">Our Services</h2>
+                <div class="services-grid">
+                    <article class="service-card">
+                        <div class="service-icon">
+                            <span>🎨</span>
+                        </div>
+                        <h3 class="service-title">Web Design</h3>
+                        <p class="service-description">
+                            Modern, responsive web design that looks great on all devices.
+                        </p>
+                    </article>
+                    <article class="service-card">
+                        <div class="service-icon">
+                            <span>💻</span>
+                        </div>
+                        <h3 class="service-title">Development</h3>
+                        <p class="service-description">
+                            Clean, efficient code using the latest web technologies and best practices.
+                        </p>
+                    </article>
+                    <article class="service-card">
+                        <div class="service-icon">
+                            <span>🚀</span>
+                        </div>
+                        <h3 class="service-title">Performance</h3>
+                        <p class="service-description">
+                            Optimized websites that load fast and provide excellent user experience.
+                        </p>
+                    </article>
+                </div>
+            </div>
+        </section>
+
+        <!-- Contact Section -->
+        <section id="contact" class="contact">
+            <div class="container">
+                <h2 class="section-title">Get In Touch</h2>
+                <div class="contact-content">
+                    <div class="contact-info">
+                        <h3>Contact Information</h3>
+                        <div class="contact-item">
+                            <span class="contact-icon">📧</span>
+                            <span>contact@demo.com</span>
+                        </div>
+                        <div class="contact-item">
+                            <span class="contact-icon">📱</span>
+                            <span>+1 (555) 123-4567</span>
+                        </div>
+                        <div class="contact-item">
+                            <span class="contact-icon">📍</span>
+                            <span>123 Demo Street, Web City, WC 12345</span>
+                        </div>
+                    </div>
+                    <form class="contact-form" id="contact-form">
+                        <div class="form-group">
+                            <label for="name">Name</label>
+                            <input type="text" id="name" name="name" required>
+                        </div>
+                        <div class="form-group">
+                            <label for="email">Email</label>
+                            <input type="email" id="email" name="email" required>
+                        </div>
+                        <div class="form-group">
+                            <label for="message">Message</label>
+                            <textarea id="message" name="message" rows="5" required></textarea>
+                        </div>
+                        <button type="submit" class="btn btn-primary">Send Message</button>
+                    </form>
+                </div>
+            </div>
+        </section>
+    </main>
+
+    <!-- Footer Section -->
+    <footer class="footer">
+        <div class="container">
+            <div class="footer-content">
+                <div class="footer-section">
+                    <h3>Demo Website</h3>
+                    <p>A modern website project showcasing best practices in web development.</p>
+                </div>
+                <div class="footer-section">
+                    <h4>Quick Links</h4>
+                    <ul class="footer-links">
+                        <li><a href="#home">Home</a></li>
+                        <li><a href="#about">About</a></li>
+                        <li><a href="#services">Services</a></li>
+                        <li><a href="#contact">Contact</a></li>
+                    </ul>
+                </div>
+                <div class="footer-section">
+                    <h4>Follow Us</h4>
+                    <div class="social-links">
+                        <a href="#" aria-label="Facebook">📘</a>
+                        <a href="#" aria-label="Twitter">🐦</a>
+                        <a href="#" aria-label="LinkedIn">💼</a>
+                        <a href="#" aria-label="GitHub">🐙</a>
+                    </div>
+                </div>
+            </div>
+            <div class="footer-bottom">
+                <p>&copy; 2024 Demo Website. All rights reserved.</p>
+            </div>
+        </div>
+    </footer>
+
+    <!-- JavaScript -->
+    <script src="scripts/main.js"></script>
+</body>
+</html>
diff --git a/src/scripts/main.js b/src/scripts/main.js
new file mode 100644
index 0000000..02b9cde
--- /dev/null
+++ b/src/scripts/main.js
@@ -0,0 +1,460 @@
+/**
+ * Main JavaScript file for Demo Website
+ * Modern ES6+ JavaScript with DOM manipulation and interactive functionality
+ */
+
+// DOM Content Loaded Event
+document.addEventListener('DOMContentLoaded', () => {
+    // Initialize all functionality
+    initMobileMenu();
+    initSmoothScrolling();
+    initContactForm();
+    initScrollToTop();
+    initAnimationsOnScroll();
+    initActiveNavigation();
+});
+
+/**
+ * Mobile Menu Toggle Functionality
+ */
+function initMobileMenu() {
+    const mobileMenuToggle = document.getElementById('mobile-menu');
+    const navMenu = document.querySelector('.nav-menu');
+    const navLinks = document.querySelectorAll('.nav-link');
+
+    if (!mobileMenuToggle || !navMenu) return;
+
+    // Toggle mobile menu
+    mobileMenuToggle.addEventListener('click', () => {
+        mobileMenuToggle.classList.toggle('active');
+        navMenu.classList.toggle('active');
+        
+        // Toggle aria-expanded for accessibility
+        const isExpanded = navMenu.classList.contains('active');
+        mobileMenuToggle.setAttribute('aria-expanded', isExpanded);
+    });
+
+    // Close mobile menu when clicking on nav links
+    navLinks.forEach(link => {
+        link.addEventListener('click', () => {
+            mobileMenuToggle.classList.remove('active');
+            navMenu.classList.remove('active');
+            mobileMenuToggle.setAttribute('aria-expanded', 'false');
+        });
+    });
+
+    // Close mobile menu when clicking outside
+    document.addEventListener('click', (e) => {
+        if (!mobileMenuToggle.contains(e.target) && !navMenu.contains(e.target)) {
+            mobileMenuToggle.classList.remove('active');
+            navMenu.classList.remove('active');
+            mobileMenuToggle.setAttribute('aria-expanded', 'false');
+        }
+    });
+
+    // Handle escape key to close mobile menu
+    document.addEventListener('keydown', (e) => {
+        if (e.key === 'Escape' && navMenu.classList.contains('active')) {
+            mobileMenuToggle.classList.remove('active');
+            navMenu.classList.remove('active');
+            mobileMenuToggle.setAttribute('aria-expanded', 'false');
+        }
+    });
+}
+
+/**
+ * Smooth Scrolling for Navigation Links
+ */
+function initSmoothScrolling() {
+    const navLinks = document.querySelectorAll('a[href^="#"]');
+    
+    navLinks.forEach(link => {
+        link.addEventListener('click', (e) => {
+            e.preventDefault();
+            
+            const targetId = link.getAttribute('href');
+            const targetSection = document.querySelector(targetId);
+            
+            if (targetSection) {
+                const headerHeight = document.querySelector('.header').offsetHeight;
+                const targetPosition = targetSection.offsetTop - headerHeight - 20;
+                
+                window.scrollTo({
+                    top: targetPosition,
+                    behavior: 'smooth'
+                });
+            }
+        });
+    });
+}
+
+/**
+ * Contact Form Handling
+ */
+function initContactForm() {
+    const contactForm = document.getElementById('contact-form');
+    
+    if (!contactForm) return;
+
+    contactForm.addEventListener('submit', (e) => {
+        e.preventDefault();
+        
+        // Get form data
+        const formData = new FormData(contactForm);
+        const formObject = Object.fromEntries(formData);
+        
+        // Basic form validation
+        if (validateForm(formObject)) {
+            // Simulate form submission
+            handleFormSubmission(formObject);
+        }
+    });
+}
+
+/**
+ * Form Validation
+ */
+function validateForm(data) {
+    const { name, email, message } = data;
+    let isValid = true;
+    
+    // Clear previous error messages
+    clearFormErrors();
+    
+    // Validate name
+    if (!name || name.trim().length < 2) {
+        showFormError('name', 'Name must be at least 2 characters long');
+        isValid = false;
+    }
+    
+    // Validate email
+    const emailRegex = /^[^\s@]+@[^\s@]+\.[^\s@]+$/;
+    if (!email || !emailRegex.test(email)) {
+        showFormError('email', 'Please enter a valid email address');
+        isValid = false;
+    }
+    
+    // Validate message
+    if (!message || message.trim().length < 10) {
+        showFormError('message', 'Message must be at least 10 characters long');
+        isValid = false;
+    }
+    
+    return isValid;
+}
+
+/**
+ * Show form error message
+ */
+function showFormError(fieldName, message) {
+    const field = document.getElementById(fieldName);
+    const formGroup = field.closest('.form-group');
+    
+    // Remove existing error
+    const existingError = formGroup.querySelector('.error-message');
+    if (existingError) {
+        existingError.remove();
+    }
+    
+    // Add error message
+    const errorElement = document.createElement('span');
+    errorElement.className = 'error-message';
+    errorElement.textContent = message;
+    errorElement.style.color = '#ef4444';
+    errorElement.style.fontSize = '0.875rem';
+    errorElement.style.marginTop = '0.25rem';
+    errorElement.style.display = 'block';
+    
+    formGroup.appendChild(errorElement);
+    field.style.borderColor = '#ef4444';
+}
+
+/**
+ * Clear form errors
+ */
+function clearFormErrors() {
+    const errorMessages = document.querySelectorAll('.error-message');
+    const formFields = document.querySelectorAll('#contact-form input, #contact-form textarea');
+    
+    errorMessages.forEach(error => error.remove());
+    formFields.forEach(field => {
+        field.style.borderColor = '';
+    });
+}
+
+/**
+ * Handle form submission
+ */
+function handleFormSubmission(data) {
+    const submitButton = document.querySelector('#contact-form button[type="submit"]');
+    const originalText = submitButton.textContent;
+    
+    // Show loading state
+    submitButton.textContent = 'Sending...';
+    submitButton.disabled = true;
+    
+    // Simulate API call
+    setTimeout(() => {
+        // Show success message
+        showSuccessMessage('Thank you! Your message has been sent successfully.');
+        
+        // Reset form
+        document.getElementById('contact-form').reset();
+        
+        // Reset button
+        submitButton.textContent = originalText;
+        submitButton.disabled = false;
+        
+        console.log('Form submitted:', data);
+    }, 2000);
+}
+
+/**
+ * Show success message
+ */
+function showSuccessMessage(message) {
+    // Remove existing success message
+    const existingSuccess = document.querySelector('.success-message');
+    if (existingSuccess) {
+        existingSuccess.remove();
+    }
+    
+    const successElement = document.createElement('div');
+    successElement.className = 'success-message';
+    successElement.textContent = message;
+    successElement.style.cssText = `
+        background-color: #10b981;
+        color: white;
+        padding: 1rem;
+        border-radius: 0.5rem;
+        margin-bottom: 1rem;
+        text-align: center;
+    `;
+    
+    const contactForm = document.getElementById('contact-form');
+    contactForm.insertBefore(successElement, contactForm.firstChild);
+    
+    // Remove success message after 5 seconds
+    setTimeout(() => {
+        successElement.remove();
+    }, 5000);
+}
+
+/**
+ * Scroll to Top Functionality
+ */
+function initScrollToTop() {
+    // Create scroll to top button
+    const scrollToTopButton = document.createElement('button');
+    scrollToTopButton.innerHTML = '↑';
+    scrollToTopButton.className = 'scroll-to-top';
+    scrollToTopButton.setAttribute('aria-label', 'Scroll to top');
+    scrollToTopButton.style.cssText = `
+        position: fixed;
+        bottom: 2rem;
+        right: 2rem;
+        width: 50px;
+        height: 50px;
+        border-radius: 50%;
+        background-color: var(--primary-color, #2563eb);
+        color: white;
+        border: none;
+        font-size: 1.5rem;
+        cursor: pointer;
+        opacity: 0;
+        visibility: hidden;
+        transition: all 0.3s ease;
+        z-index: 1000;
+        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
+    `;
+    
+    document.body.appendChild(scrollToTopButton);
+    
+    // Show/hide button based on scroll position
+    window.addEventListener('scroll', () => {
+        if (window.pageYOffset > 300) {
+            scrollToTopButton.style.opacity = '1';
+            scrollToTopButton.style.visibility = 'visible';
+        } else {
+            scrollToTopButton.style.opacity = '0';
+            scrollToTopButton.style.visibility = 'hidden';
+        }
+    });
+    
+    // Scroll to top when clicked
+    scrollToTopButton.addEventListener('click', () => {
+        window.scrollTo({
+            top: 0,
+            behavior: 'smooth'
+        });
+    });
+}
+
+/**
+ * Animations on Scroll
+ */
+function initAnimationsOnScroll() {
+    const observerOptions = {
+        threshold: 0.1,
+        rootMargin: '0px 0px -50px 0px'
+    };
+    
+    const observer = new IntersectionObserver((entries) => {
+        entries.forEach(entry => {
+            if (entry.isIntersecting) {
+                entry.target.classList.add('animate-in');
+            }
+        });
+    }, observerOptions);
+    
+    // Observe elements for animation
+    const animateElements = document.querySelectorAll('.service-card, .about-content, .contact-content');
+    animateElements.forEach(el => {
+        el.style.cssText = `
+            opacity: 0;
+            transform: translateY(30px);
+            transition: opacity 0.6s ease, transform 0.6s ease;
+        `;
+        observer.observe(el);
+    });
+    
+    // Add CSS for animated state
+    const style = document.createElement('style');
+    style.textContent = `
+        .animate-in {
+            opacity: 1 !important;
+            transform: translateY(0) !important;
+        }
+    `;
+    document.head.appendChild(style);
+}
+
+/**
+ * Active Navigation Highlighting
+ */
+function initActiveNavigation() {
+    const sections = document.querySelectorAll('section[id]');
+    const navLinks = document.querySelectorAll('.nav-link');
+    
+    const observerOptions = {
+        threshold: 0.3,
+        rootMargin: '-80px 0px -80px 0px'
+    };
+    
+    const observer = new IntersectionObserver((entries) => {
+        entries.forEach(entry => {
+            if (entry.isIntersecting) {
+                const sectionId = entry.target.getAttribute('id');
+                
+                // Remove active class from all nav links
+                navLinks.forEach(link => {
+                    link.classList.remove('active');
+                });
+                
+                // Add active class to current section's nav link
+                const activeLink = document.querySelector(`.nav-link[href="#${sectionId}"]`);
+                if (activeLink) {
+                    activeLink.classList.add('active');
+                }
+            }
+        });
+    }, observerOptions);
+    
+    sections.forEach(section => {
+        observer.observe(section);
+    });
+    
+    // Add CSS for active nav link
+    const style = document.createElement('style');
+    style.textContent = `
+        .nav-link.active {
+            color: var(--primary-color, #2563eb) !important;
+            font-weight: 600;
+        }
+    `;
+    document.head.appendChild(style);
+}
+
+/**
+ * Utility Functions
+ */
+
+// Debounce function for performance optimization
+function debounce(func, wait) {
+    let timeout;
+    return function executedFunction(...args) {
+        const later = () => {
+            clearTimeout(timeout);
+            func(...args);
+        };
+        clearTimeout(timeout);
+        timeout = setTimeout(later, wait);
+    };
+}
+
+// Throttle function for scroll events
+function throttle(func, limit) {
+    let inThrottle;
+    return function() {
+        const args = arguments;
+        const context = this;
+        if (!inThrottle) {
+            func.apply(context, args);
+            inThrottle = true;
+            setTimeout(() => inThrottle = false, limit);
+        }
+    };
+}
+
+// Check if element is in viewport
+function isInViewport(element) {
+    const rect = element.getBoundingClientRect();
+    return (
+        rect.top >= 0 &&
+        rect.left >= 0 &&
+        rect.bottom <= (window.innerHeight || document.documentElement.clientHeight) &&
+        rect.right <= (window.innerWidth || document.documentElement.clientWidth)
+    );
+}
+
+// Handle window resize events
+window.addEventListener('resize', debounce(() => {
+    // Close mobile menu on resize to desktop
+    if (window.innerWidth > 768) {
+        const mobileMenuToggle = document.getElementById('mobile-menu');
+        const navMenu = document.querySelector('.nav-menu');
+        
+        if (mobileMenuToggle && navMenu) {
+            mobileMenuToggle.classList.remove('active');
+            navMenu.classList.remove('active');
+            mobileMenuToggle.setAttribute('aria-expanded', 'false');
+        }
+    }
+}, 250));
+
+// Performance optimization: Preload critical resources
+function preloadCriticalResources() {
+    // Preload fonts if using web fonts
+    const fontPreload = document.createElement('link');
+    fontPreload.rel = 'preload';
+    fontPreload.href = 'https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap';
+    fontPreload.as = 'style';
+    fontPreload.onload = function() {
+        this.onload = null;
+        this.rel = 'stylesheet';
+    };
+    document.head.appendChild(fontPreload);
+}
+
+// Initialize performance optimizations
+preloadCriticalResources();
+
+// Export functions for testing (if needed)
+if (typeof module !== 'undefined' && module.exports) {
+    module.exports = {
+        validateForm,
+        debounce,
+        throttle,
+        isInViewport
+    };
+}
diff --git a/src/styles/main.css b/src/styles/main.css
new file mode 100644
index 0000000..27b7ae2
--- /dev/null
+++ b/src/styles/main.css
@@ -0,0 +1,604 @@
+/* CSS Custom Properties (Variables) */
+:root {
+  /* Colors */
+  --primary-color: #2563eb;
+  --primary-dark: #1d4ed8;
+  --secondary-color: #64748b;
+  --accent-color: #f59e0b;
+  --text-primary: #1f2937;
+  --text-secondary: #6b7280;
+  --text-light: #9ca3af;
+  --background-primary: #ffffff;
+  --background-secondary: #f8fafc;
+  --background-dark: #1f2937;
+  --border-color: #e5e7eb;
+  --shadow-light: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
+  --shadow-medium: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
+  --shadow-large: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
+
+  /* Typography */
+  --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
+  --font-family-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
+  --font-size-xs: 0.75rem;
+  --font-size-sm: 0.875rem;
+  --font-size-base: 1rem;
+  --font-size-lg: 1.125rem;
+  --font-size-xl: 1.25rem;
+  --font-size-2xl: 1.5rem;
+  --font-size-3xl: 1.875rem;
+  --font-size-4xl: 2.25rem;
+  --font-size-5xl: 3rem;
+  --font-weight-normal: 400;
+  --font-weight-medium: 500;
+  --font-weight-semibold: 600;
+  --font-weight-bold: 700;
+  --line-height-tight: 1.25;
+  --line-height-normal: 1.5;
+  --line-height-relaxed: 1.75;
+
+  /* Spacing */
+  --spacing-xs: 0.25rem;
+  --spacing-sm: 0.5rem;
+  --spacing-md: 1rem;
+  --spacing-lg: 1.5rem;
+  --spacing-xl: 2rem;
+  --spacing-2xl: 3rem;
+  --spacing-3xl: 4rem;
+
+  /* Layout */
+  --container-max-width: 1200px;
+  --border-radius-sm: 0.25rem;
+  --border-radius-md: 0.375rem;
+  --border-radius-lg: 0.5rem;
+  --border-radius-xl: 0.75rem;
+
+  /* Transitions */
+  --transition-fast: 0.15s ease-in-out;
+  --transition-normal: 0.3s ease-in-out;
+  --transition-slow: 0.5s ease-in-out;
+}
+
+/* Reset and Base Styles */
+*,
+*::before,
+*::after {
+  box-sizing: border-box;
+  margin: 0;
+  padding: 0;
+}
+
+html {
+  scroll-behavior: smooth;
+  font-size: 16px;
+}
+
+body {
+  font-family: var(--font-family-primary);
+  font-size: var(--font-size-base);
+  font-weight: var(--font-weight-normal);
+  line-height: var(--line-height-normal);
+  color: var(--text-primary);
+  background-color: var(--background-primary);
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}
+
+/* Typography */
+h1, h2, h3, h4, h5, h6 {
+  font-family: var(--font-family-heading);
+  font-weight: var(--font-weight-bold);
+  line-height: var(--line-height-tight);
+  margin-bottom: var(--spacing-md);
+  color: var(--text-primary);
+}
+
+h1 { font-size: var(--font-size-4xl); }
+h2 { font-size: var(--font-size-3xl); }
+h3 { font-size: var(--font-size-2xl); }
+h4 { font-size: var(--font-size-xl); }
+h5 { font-size: var(--font-size-lg); }
+h6 { font-size: var(--font-size-base); }
+
+p {
+  margin-bottom: var(--spacing-md);
+  color: var(--text-secondary);
+  line-height: var(--line-height-relaxed);
+}
+
+a {
+  color: var(--primary-color);
+  text-decoration: none;
+  transition: color var(--transition-fast);
+}
+
+a:hover {
+  color: var(--primary-dark);
+}
+
+img {
+  max-width: 100%;
+  height: auto;
+  display: block;
+}
+
+/* Layout Components */
+.container {
+  max-width: var(--container-max-width);
+  margin: 0 auto;
+  padding: 0 var(--spacing-md);
+}
+
+/* Button Styles */
+.btn {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  padding: var(--spacing-sm) var(--spacing-lg);
+  font-size: var(--font-size-base);
+  font-weight: var(--font-weight-medium);
+  text-decoration: none;
+  border: 2px solid transparent;
+  border-radius: var(--border-radius-md);
+  cursor: pointer;
+  transition: all var(--transition-fast);
+  min-height: 44px; /* Accessibility: minimum touch target */
+}
+
+.btn-primary {
+  background-color: var(--primary-color);
+  color: white;
+  border-color: var(--primary-color);
+}
+
+.btn-primary:hover {
+  background-color: var(--primary-dark);
+  border-color: var(--primary-dark);
+  color: white;
+}
+
+.btn-secondary {
+  background-color: transparent;
+  color: var(--primary-color);
+  border-color: var(--primary-color);
+}
+
+.btn-secondary:hover {
+  background-color: var(--primary-color);
+  color: white;
+}
+
+/* Header Styles */
+.header {
+  background-color: var(--background-primary);
+  box-shadow: var(--shadow-light);
+  position: fixed;
+  top: 0;
+  left: 0;
+  right: 0;
+  z-index: 1000;
+}
+
+.navbar {
+  padding: var(--spacing-md) 0;
+}
+
+.nav-container {
+  max-width: var(--container-max-width);
+  margin: 0 auto;
+  padding: 0 var(--spacing-md);
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+}
+
+.nav-logo a {
+  font-size: var(--font-size-xl);
+  font-weight: var(--font-weight-bold);
+  color: var(--primary-color);
+}
+
+.nav-menu {
+  display: flex;
+  list-style: none;
+  gap: var(--spacing-xl);
+}
+
+.nav-link {
+  font-weight: var(--font-weight-medium);
+  color: var(--text-primary);
+  transition: color var(--transition-fast);
+}
+
+.nav-link:hover {
+  color: var(--primary-color);
+}
+
+/* Mobile Menu Toggle */
+.nav-toggle {
+  display: none;
+  flex-direction: column;
+  cursor: pointer;
+  gap: 4px;
+}
+
+.bar {
+  width: 25px;
+  height: 3px;
+  background-color: var(--text-primary);
+  transition: all var(--transition-fast);
+}
+
+/* Main Content */
+.main-content {
+  margin-top: 80px; /* Account for fixed header */
+}
+
+/* Hero Section */
+.hero {
+  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
+  color: white;
+  padding: var(--spacing-3xl) 0;
+  text-align: center;
+}
+
+.hero-container {
+  max-width: var(--container-max-width);
+  margin: 0 auto;
+  padding: 0 var(--spacing-md);
+}
+
+.hero-title {
+  font-size: var(--font-size-5xl);
+  margin-bottom: var(--spacing-lg);
+  color: white;
+}
+
+.hero-description {
+  font-size: var(--font-size-xl);
+  margin-bottom: var(--spacing-2xl);
+  color: rgba(255, 255, 255, 0.9);
+  max-width: 600px;
+  margin-left: auto;
+  margin-right: auto;
+}
+
+.hero-buttons {
+  display: flex;
+  gap: var(--spacing-md);
+  justify-content: center;
+  flex-wrap: wrap;
+}
+
+/* Section Styles */
+section {
+  padding: var(--spacing-3xl) 0;
+}
+
+.section-title {
+  text-align: center;
+  margin-bottom: var(--spacing-2xl);
+  color: var(--text-primary);
+}
+
+/* About Section */
+.about {
+  background-color: var(--background-secondary);
+}
+
+.about-content {
+  display: grid;
+  grid-template-columns: 1fr 1fr;
+  gap: var(--spacing-2xl);
+  align-items: center;
+}
+
+.about-text p {
+  font-size: var(--font-size-lg);
+}
+
+.about-image img {
+  border-radius: var(--border-radius-lg);
+  box-shadow: var(--shadow-medium);
+}
+
+/* Services Section */
+.services-grid {
+  display: grid;
+  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
+  gap: var(--spacing-xl);
+  margin-top: var(--spacing-2xl);
+}
+
+.service-card {
+  background-color: var(--background-primary);
+  padding: var(--spacing-xl);
+  border-radius: var(--border-radius-lg);
+  box-shadow: var(--shadow-light);
+  text-align: center;
+  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
+}
+
+.service-card:hover {
+  transform: translateY(-4px);
+  box-shadow: var(--shadow-large);
+}
+
+.service-icon {
+  font-size: var(--font-size-4xl);
+  margin-bottom: var(--spacing-md);
+}
+
+.service-title {
+  margin-bottom: var(--spacing-sm);
+  color: var(--text-primary);
+}
+
+.service-description {
+  color: var(--text-secondary);
+}
+
+/* Contact Section */
+.contact {
+  background-color: var(--background-secondary);
+}
+
+.contact-content {
+  display: grid;
+  grid-template-columns: 1fr 1fr;
+  gap: var(--spacing-2xl);
+  margin-top: var(--spacing-2xl);
+}
+
+.contact-info h3 {
+  margin-bottom: var(--spacing-lg);
+}
+
+.contact-item {
+  display: flex;
+  align-items: center;
+  gap: var(--spacing-sm);
+  margin-bottom: var(--spacing-md);
+}
+
+.contact-icon {
+  font-size: var(--font-size-lg);
+}
+
+/* Form Styles */
+.contact-form {
+  background-color: var(--background-primary);
+  padding: var(--spacing-xl);
+  border-radius: var(--border-radius-lg);
+  box-shadow: var(--shadow-light);
+}
+
+.form-group {
+  margin-bottom: var(--spacing-lg);
+}
+
+.form-group label {
+  display: block;
+  margin-bottom: var(--spacing-xs);
+  font-weight: var(--font-weight-medium);
+  color: var(--text-primary);
+}
+
+.form-group input,
+.form-group textarea {
+  width: 100%;
+  padding: var(--spacing-sm);
+  border: 2px solid var(--border-color);
+  border-radius: var(--border-radius-md);
+  font-size: var(--font-size-base);
+  font-family: inherit;
+  transition: border-color var(--transition-fast);
+}
+
+.form-group input:focus,
+.form-group textarea:focus {
+  outline: none;
+  border-color: var(--primary-color);
+}
+
+/* Footer */
+.footer {
+  background-color: var(--background-dark);
+  color: white;
+  padding: var(--spacing-2xl) 0 var(--spacing-md);
+}
+
+.footer-content {
+  display: grid;
+  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
+  gap: var(--spacing-xl);
+  margin-bottom: var(--spacing-xl);
+}
+
+.footer-section h3,
+.footer-section h4 {
+  color: white;
+  margin-bottom: var(--spacing-md);
+}
+
+.footer-section p {
+  color: rgba(255, 255, 255, 0.8);
+}
+
+.footer-links {
+  list-style: none;
+}
+
+.footer-links li {
+  margin-bottom: var(--spacing-xs);
+}
+
+.footer-links a {
+  color: rgba(255, 255, 255, 0.8);
+  transition: color var(--transition-fast);
+}
+
+.footer-links a:hover {
+  color: white;
+}
+
+.social-links {
+  display: flex;
+  gap: var(--spacing-md);
+}
+
+.social-links a {
+  font-size: var(--font-size-xl);
+  transition: transform var(--transition-fast);
+}
+
+.social-links a:hover {
+  transform: scale(1.1);
+}
+
+.footer-bottom {
+  border-top: 1px solid rgba(255, 255, 255, 0.2);
+  padding-top: var(--spacing-md);
+  text-align: center;
+}
+
+.footer-bottom p {
+  color: rgba(255, 255, 255, 0.6);
+  margin: 0;
+}
+
+/* Responsive Design - Mobile First Approach */
+
+/* Tablet Styles */
+@media (max-width: 768px) {
+  :root {
+    --font-size-4xl: 2rem;
+    --font-size-5xl: 2.5rem;
+  }
+
+  .container {
+    padding: 0 var(--spacing-sm);
+  }
+
+  .nav-menu {
+    position: fixed;
+    left: -100%;
+    top: 70px;
+    flex-direction: column;
+    background-color: var(--background-primary);
+    width: 100%;
+    text-align: center;
+    transition: left var(--transition-normal);
+    box-shadow: var(--shadow-medium);
+    padding: var(--spacing-lg) 0;
+    gap: var(--spacing-md);
+  }
+
+  .nav-menu.active {
+    left: 0;
+  }
+
+  .nav-toggle {
+    display: flex;
+  }
+
+  .nav-toggle.active .bar:nth-child(2) {
+    opacity: 0;
+  }
+
+  .nav-toggle.active .bar:nth-child(1) {
+    transform: translateY(7px) rotate(45deg);
+  }
+
+  .nav-toggle.active .bar:nth-child(3) {
+    transform: translateY(-7px) rotate(-45deg);
+  }
+
+  .hero-buttons {
+    flex-direction: column;
+    align-items: center;
+  }
+
+  .about-content {
+    grid-template-columns: 1fr;
+    gap: var(--spacing-xl);
+  }
+
+  .contact-content {
+    grid-template-columns: 1fr;
+    gap: var(--spacing-xl);
+  }
+
+  .services-grid {
+    grid-template-columns: 1fr;
+  }
+}
+
+/* Mobile Styles */
+@media (max-width: 480px) {
+  :root {
+    --font-size-3xl: 1.5rem;
+    --font-size-4xl: 1.75rem;
+    --font-size-5xl: 2rem;
+    --spacing-3xl: 2rem;
+  }
+
+  .hero {
+    padding: var(--spacing-2xl) 0;
+  }
+
+  section {
+    padding: var(--spacing-2xl) 0;
+  }
+
+  .btn {
+    width: 100%;
+    max-width: 300px;
+  }
+
+  .service-card,
+  .contact-form {
+    padding: var(--spacing-md);
+  }
+
+  .footer-content {
+    grid-template-columns: 1fr;
+    text-align: center;
+  }
+
+  .social-links {
+    justify-content: center;
+  }
+}
+
+/* Accessibility Improvements */
+@media (prefers-reduced-motion: reduce) {
+  html {
+    scroll-behavior: auto;
+  }
+  
+  *,
+  *::before,
+  *::after {
+    animation-duration: 0.01ms !important;
+    animation-iteration-count: 1 !important;
+    transition-duration: 0.01ms !important;
+  }
+}
+
+/* Focus styles for keyboard navigation */
+a:focus,
+button:focus,
+input:focus,
+textarea:focus {
+  outline: 2px solid var(--primary-color);
+  outline-offset: 2px;
+}
+
+/* High contrast mode support */
+@media (prefers-contrast: high) {
+  :root {
+    --shadow-light: 0 2px 4px 0 rgba(0, 0, 0, 0.3);
+    --shadow-medium: 0 4px 8px 0 rgba(0, 0, 0, 0.3);
+    --shadow-large: 0 8px 16px 0 rgba(0, 0, 0, 0.3);
+  }
+}
diff --git a/test.txt b/test.txt
deleted file mode 100644
index ad315dc..0000000
--- a/test.txt
+++ /dev/null
@@ -1 +0,0 @@
-hello this is charann, and this my first project
diff --git a/text2.txt b/text2.txt
deleted file mode 100644
index 3e4828c..0000000
--- a/text2.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-this is anither test section in adding the file into the git hub into the local repository
-