style.css

/* MAIN SECTIONS */
* {
  box-sizing: border-box;
}

body {
  color: #000000;
  max-height: 100%;
  background: linear-gradient(#dffeef 15%, #d6f4fe 25%, #d6f4fe 85%, #e0dffe 90%);
  text-align: left;
  margin: 0;
}

header {
  background: linear-gradient(#fff0f7 15%, #f9e6ef 96.5%, #dffeef 100%);
  padding-bottom: 10px;
  padding-top: 6px;
  margin: 0px;
}

main {
  margin-top: 2%;
  margin-bottom: 4%;
  margin-right: 9%;
  margin-left: 9%;
}

/* HOME PAGE */
.rainbowBackground {
  padding-bottom: 2px;
  padding-top: 10px;
  color: #000000;
  max-height: 100%;
  background: linear-gradient(141deg, #fedfee 16%, #d6f4fe 17.5%, #d6f4fe 39%, #e0dffe 40.5%, #e0dffe 59%, #dffeef 70%, #dffeef 79%, #fefedf 90%);
}

.headHome {
  padding-left: 15px;
  padding-right: 15px;
}

/* Home Pictures */

.rowHome {
  margin: 8px -16px;
}

.rowHome,
.rowHome > .columnHome {
  padding: 8px;
}

.rowHome:after {
  content: "";
  display: table;
  clear: both;
}

.contentHome {
  background-color: white;
  padding: 11px;
  display: block;
  margin-left: auto;
  margin-right: auto;
  width: 80%;
}

/* NAV BAR */
li a.featured {
  color: #a7a9a9;
}

ul.featuredList {
  background-color: transparent;
  padding: 0px;
  margin: 0px;
}

ul {
  list-style-type: none;
  background-color: black;
  overflow: hidden;
  padding: 5px;
  text-align: center;
  margin: 0px;
  margin-top: 23px;
}

li {
  display: inline;
}

li a {
  text-decoration: none;
  color: white;
  font-size: 20px;
  padding: 15px;
  padding-left: 20px;
  padding-right: 20px;
  display: table-cell;
}

li a:hover {
  background: linear-gradient(#ff7575 15%, #ffff99 50%, #5789ff 85%);
  color: #3d3d3d;
}

/* CLASSES & IDS */

.container {
  display: flex;
  align-items: center;
  justify-content: center;
}

.main {
  max-width: 1000px;
  margin: auto;
}

#learner {
  width: 70%;
  padding: 2px;
}

/* Flex */

.flex-container {
  display: flex;
  flex-direction: row;
  flex.wrap: nowrap;
  align-items: center | baseline;
}

.flex-item {
  flex-basis: 100%;
  margin: 1%;
}

/* Style Audio */
.prettyAudio {
  padding: 5px;
  margin: 10px;
  border: 1px solid #bababa;
  background: linear-gradient(#dffeef 15%, #d6f4fe 25%, #d6f4fe 85%, #e0dffe 90%);
}

/* STYLE TEXT */

figcaption {
  text-align: center;
  padding-top: 10px;
  padding-bottom: 5px;
}

.textCenter {
  text-align: center;
}

h1 {
  font-family: "Apple Chancery", cursive;
  font-size: 35px;
}

h2 {
  font-size: 27px;
  font-family: "Optima", sans-serif;
}

h4 {
  font-size: 18px;
}

h3,
h4,
h5 {
  font-family: "Optima", sans-serif;
}

p {
  color: black;
  font-family: "Georgia", serif;
  font-size: 16.5px;
}

/* STYLE IMAGES */

img {
  max-width: 100%;
}

.imgCenter {
  display: block;
  margin-left: auto;
  margin-right: auto;
  max-height: 100%;
}

/* Media/devices */
@media screen and (max-width: 780px) {
  .columnHome {
    width: 100%;
  }

  .flex-container {
    flex-wrap: wrap;
    width: 100%;
  }

  p {
    font-size: 92%;
    text-align:center;
    line-height: 1.5;
  }

  .imgCenter {
    display: block;
    margin-left: auto;
    margin-right: auto;
    max-height: 100%;
  }

  p.phoneCenter {
    text-align: center;
    }

  .prettyAudio {
    border: 0px solid transparent;
    background: transparent;
  }

  #kaeru {
    width: 100%;
  }

  #learner {
    width: 100%;
  }

  .headerPhone {
  }
}