css-gradient/index.html at main · maxmini0214/css-gradient · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Stop Googling CSS Gradients — Generate, Preview, Copy</title>
<meta name="description" content="Stop googling CSS gradients. Generate linear, radial, and conic gradients with real-time preview. Copy the CSS code in one click.">
<meta name="keywords" content="CSS gradient, gradient generator, linear gradient, radial gradient, conic gradient, CSS tool">
<meta property="og:title" content="Stop Googling CSS Gradients — Generate & Copy Instantly">
<meta property="og:description" content="Stop googling CSS gradients. Generate, preview, copy — done. Linear, radial, and conic gradients.">
<meta property="og:type" content="website">
<meta property="og:image" content="https://maxmini0214.github.io/og-default.png">
<meta property="og:url" content="https://maxmini0214.github.io/css-gradient/">
<script type="application/ld+json">{"@context":"https://schema.org","@type":"WebApplication","name":"CSS Gradient Generator","description":"Generate linear, radial, and conic CSS gradients with real-time preview. Copy the CSS code in one click.","url":"https://maxmini0214.github.io/css-gradient/","applicationCategory":"DeveloperApplication"}</script>
<link rel="canonical" href="https://maxmini0214.github.io/css-gradient/">
<style>
*{margin:0;padding:0;box-sizing:border-box}
:root{--bg:#0f0f13;--surface:#1a1a24;--surface2:#252535;--border:#333348;--text:#e8e8f0;--text2:#9999b0;--accent:#7c6cf0;--accent2:#f06c9b}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;background:var(--bg);color:var(--text);min-height:100vh}
header{text-align:center;padding:2rem 1rem 1rem}
header h1{font-size:1.8rem;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
header p{color:var(--text2);margin-top:.4rem;font-size:.95rem}
.app{max-width:1100px;margin:0 auto;padding:1rem;display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}
@media(max-width:768px){.app{grid-template-columns:1fr}}
.preview-card{background:var(--surface);border-radius:16px;padding:1.5rem;border:1px solid var(--border)}
.preview-box{width:100%;aspect-ratio:4/3;border-radius:12px;transition:background .3s}
.controls-card{background:var(--surface);border-radius:16px;padding:1.5rem;border:1px solid var(--border);display:flex;flex-direction:column;gap:1.2rem}
label{font-size:.85rem;color:var(--text2);display:block;margin-bottom:.4rem}
.type-btns{display:flex;gap:.5rem}
.type-btns button{flex:1;padding:.6rem;border:1px solid var(--border);background:var(--surface2);color:var(--text);border-radius:8px;cursor:pointer;font-size:.85rem;transition:all .2s}
.type-btns button.active{background:var(--accent);border-color:var(--accent);color:#fff}
.color-stops{display:flex;flex-direction:column;gap:.6rem}
.color-row{display:flex;align-items:center;gap:.6rem}
.color-row input[type=color]{width:44px;height:36px;border:none;border-radius:8px;cursor:pointer;background:none}
.color-row input[type=range]{flex:1}
.color-row .pos{font-size:.8rem;color:var(--text2);width:36px;text-align:right}
.color-row button{background:none;border:none;color:var(--text2);cursor:pointer;font-size:1.1rem;padding:0 .3rem}
.color-row button:hover{color:var(--accent2)}
.add-color{background:var(--surface2);border:1px dashed var(--border);color:var(--text2);padding:.5rem;border-radius:8px;cursor:pointer;font-size:.85rem}
.add-color:hover{border-color:var(--accent);color:var(--accent)}
.angle-group{display:flex;align-items:center;gap:.8rem}
.angle-group input[type=range]{flex:1}
.angle-group span{font-size:.9rem;width:45px;text-align:right}
.code-box{background:var(--bg);border-radius:10px;padding:1rem;font-family:'SF Mono',Consolas,monospace;font-size:.82rem;color:var(--accent);word-break:break-all;line-height:1.5;position:relative;border:1px solid var(--border)}
.copy-btn{position:absolute;top:.6rem;right:.6rem;background:var(--accent);color:#fff;border:none;padding:.4rem .8rem;border-radius:6px;cursor:pointer;font-size:.8rem;transition:background .2s}
.copy-btn:hover{background:var(--accent2)}
.copy-btn.copied{background:#2ea043}
.presets{margin-top:.5rem}
.presets h3{font-size:.9rem;color:var(--text2);margin-bottom:.6rem}
.preset-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:.5rem}
@media(max-width:768px){.preset-grid{grid-template-columns:repeat(5,1fr)}}
.preset-swatch{aspect-ratio:1;border-radius:10px;cursor:pointer;border:2px solid transparent;transition:border .2s}
.preset-swatch:hover{border-color:var(--accent)}
footer{text-align:center;padding:2rem 1rem;color:var(--text2);font-size:.8rem}
input[type=range]{-webkit-appearance:none;background:var(--surface2);height:6px;border-radius:3px;outline:none}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;border-radius:50%;background:var(--accent);cursor:pointer}
</style>
</head>
<body>
<header>
<h1>Stop googling CSS gradients.</h1>
<p>Generate, preview, copy — done.</p>
</header>

<div class="app">
<div class="preview-card">
<div class="preview-box" id="preview"></div>
<div class="code-box" id="codeBox" style="margin-top:1rem">
<button class="copy-btn" id="copyBtn" onclick="copyCSS()">Copy</button>
<code id="codeText"></code>
</div>
</div>

<div class="controls-card">
<div>
<label>Gradient Type</label>
<div class="type-btns" id="typeBtns">
<button class="active" data-type="linear">Linear</button>
<button data-type="radial">Radial</button>
<button data-type="conic">Conic</button>
</div>
</div>

<div id="angleGroup">
<label>Angle</label>
<div class="angle-group">
<input type="range" id="angle" min="0" max="360" value="135">
<span id="angleVal">135°</span>
</div>
</div>

<div>
<label>Color Stops</label>
<div class="color-stops" id="colorStops"></div>
<button class="add-color" id="addColor" onclick="addStop()">+ Add Color</button>
</div>

<div class="presets">
<h3>Presets</h3>
<div class="preset-grid" id="presetGrid"></div>
</div>
</div>
</div>

<footer>Built with ♥ — No frameworks, no tracking, just gradients.</footer>

<script>
const PRESETS=[
{type:'linear',angle:135,stops:[{c:'#667eea',p:0},{c:'#764ba2',p:100}]},
{type:'linear',angle:120,stops:[{c:'#f093fb',p:0},{c:'#f5576c',p:100}]},
{type:'linear',angle:135,stops:[{c:'#4facfe',p:0},{c:'#00f2fe',p:100}]},
{type:'linear',angle:135,stops:[{c:'#43e97b',p:0},{c:'#38f9d7',p:100}]},
{type:'linear',angle:135,stops:[{c:'#fa709a',p:0},{c:'#fee140',p:100}]},
{type:'linear',angle:135,stops:[{c:'#a18cd1',p:0},{c:'#fbc2eb',p:100}]},
{type:'radial',angle:0,stops:[{c:'#ffecd2',p:0},{c:'#fcb69f',p:100}]},
{type:'conic',angle:0,stops:[{c:'#ff9a9e',p:0},{c:'#fad0c4',p:50},{c:'#ff9a9e',p:100}]},
{type:'linear',angle:90,stops:[{c:'#0c0c1d',p:0},{c:'#1a1a40',p:50},{c:'#4a00e0',p:100}]},
{type:'linear',angle:135,stops:[{c:'#ff0844',p:0},{c:'#ffb199',p:100}]},
];

let state={type:'linear',angle:135,stops:[{c:'#667eea',p:0},{c:'#764ba2',p:100}]};

function buildCSS(){
const s=state.stops.map(s=>`${s.c} ${s.p}%`).join(', ');
if(state.type==='linear') return `linear-gradient(${state.angle}deg, ${s})`;
if(state.type==='radial') return `radial-gradient(circle, ${s})`;
return `conic-gradient(from ${state.angle}deg, ${s})`;
}

function render(){
const css=buildCSS();
document.getElementById('preview').style.background=css;
document.getElementById('codeText').textContent=`background: ${css};`;
document.getElementById('angleGroup').style.display=(state.type==='radial')?'none':'block';
renderStops();
}

function renderStops(){
const el=document.getElementById('colorStops');
el.innerHTML='';
state.stops.forEach((s,i)=>{
const row=document.createElement('div');
row.className='color-row';
row.innerHTML=`<input type="color" value="${s.c}" data-i="${i}" class="sc">
<input type="range" min="0" max="100" value="${s.p}" data-i="${i}" class="sp">
<span class="pos">${s.p}%</span>
${state.stops.length>2?`<button data-i="${i}" class="sd">✕</button>`:''}`;
el.appendChild(row);
});
el.querySelectorAll('.sc').forEach(e=>e.oninput=ev=>{state.stops[+ev.target.dataset.i].c=ev.target.value;render()});
el.querySelectorAll('.sp').forEach(e=>e.oninput=ev=>{state.stops[+ev.target.dataset.i].p=+ev.target.value;render()});
el.querySelectorAll('.sd').forEach(e=>e.onclick=ev=>{state.stops.splice(+ev.target.dataset.i,1);render()});
}

function addStop(){
if(state.stops.length>=5)return;
const hue=Math.floor(Math.random()*360);
state.stops.push({c:`hsl(${hue},70%,60%)`,p:50});
// convert hsl to hex via canvas
const ctx=document.createElement('canvas').getContext('2d');
ctx.fillStyle=`hsl(${hue},70%,60%)`;
state.stops[state.stops.length-1].c=ctx.fillStyle;
render();
}

function copyCSS(){
const text=document.getElementById('codeText').textContent;
navigator.clipboard.writeText(text).then(()=>{
const b=document.getElementById('copyBtn');b.textContent='Copied!';b.classList.add('copied');
setTimeout(()=>{b.textContent='Copy';b.classList.remove('copied')},1500);
});
}

// type buttons
document.getElementById('typeBtns').onclick=e=>{
if(!e.target.dataset.type)return;
state.type=e.target.dataset.type;
document.querySelectorAll('.type-btns button').forEach(b=>b.classList.remove('active'));
e.target.classList.add('active');
render();
};

// angle
document.getElementById('angle').oninput=e=>{
state.angle=+e.target.value;
document.getElementById('angleVal').textContent=e.target.value+'°';
render();
};

// presets
const pg=document.getElementById('presetGrid');
PRESETS.forEach((p,i)=>{
const d=document.createElement('div');
d.className='preset-swatch';
const s=p.stops.map(s=>`${s.c} ${s.p}%`).join(', ');
const css=p.type==='linear'?`linear-gradient(${p.angle}deg, ${s})`:p.type==='radial'?`radial-gradient(circle, ${s})`:`conic-gradient(from ${p.angle}deg, ${s})`;
d.style.background=css;
d.onclick=()=>{
state={type:p.type,angle:p.angle,stops:JSON.parse(JSON.stringify(p.stops))};
document.querySelectorAll('.type-btns button').forEach(b=>b.classList.toggle('active',b.dataset.type===state.type));
document.getElementById('angle').value=state.angle;
document.getElementById('angleVal').textContent=state.angle+'°';
render();
};
pg.appendChild(d);
});

render();
</script>
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<div style="max-width:480px;margin:1rem auto 2rem;padding:1.2rem;background:linear-gradient(135deg,#fff7ed,#fef3c7);border:1px solid #fbbf24;border-radius:12px;text-align:center;font-family:system-ui,sans-serif">
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</html>