Pure CSS Toggles

HTML

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css">
<h2>Toggle it!</h2>
<ul class='tg-list'>
  <li class='tg-list-item'>
    <h4>Light</h4>
    <input class='tgl tgl-light' id='cb1' type='checkbox'>
    <label class='tgl-btn' for='cb1'></label>
  </li>
  <li class='tg-list-item'>
    <h4>iOS 7</h4>
    <input class='tgl tgl-ios' id='cb2' type='checkbox'>
    <label class='tgl-btn' for='cb2'></label>
  </li>
  <li class='tg-list-item'>
    <h4>Skewed</h4>
    <input class='tgl tgl-skewed' id='cb3' type='checkbox'>
    <label class='tgl-btn' data-tg-off='OFF' data-tg-on='ON' for='cb3'></label>
  </li>
  <li class='tg-list-item'>
    <h4>Flat</h4>
    <input class='tgl tgl-flat' id='cb4' type='checkbox'>
    <label class='tgl-btn' for='cb4'></label>
  </li>
  <li class='tg-list-item'>
    <h4>Flip</h4>
    <input class='tgl tgl-flip' id='cb5' type='checkbox'>
    <label class='tgl-btn' data-tg-off='Nope' data-tg-on='\f00C Yeah!' for='cb5'></label>
  </li>
</ul>

CSS

html, body {
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  min-height: 100%;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-flex-direction: column;
      -ms-flex-direction: column;
          flex-direction: column;
  font-family: sans-serif;
}

ul, li {
  list-style: none;
  margin: 0;
  padding: 0;
}

.tg-list {
  text-align: center;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
}

.tg-list-item {
  margin: 0 2em;
}

h2 {
  color: #777;
}

h4 {
  color: #999;
}

.tgl {
  display: none;
}
.tgl, .tgl:after, .tgl:before, .tgl *, .tgl *:after, .tgl *:before, .tgl + .tgl-btn {
  -moz-box-sizing: border-box;
       box-sizing: border-box;
}
.tgl::-moz-selection, .tgl:after::-moz-selection, .tgl:before::-moz-selection, .tgl *::-moz-selection, .tgl *:after::-moz-selection, .tgl *:before::-moz-selection, .tgl + .tgl-btn::-moz-selection {
  background: none;
}
.tgl::selection, .tgl:after::selection, .tgl:before::selection, .tgl *::selection, .tgl *:after::selection, .tgl *:before::selection, .tgl + .tgl-btn::selection {
  background: none;
}
.tgl + .tgl-btn {
  outline: 0;
  display: block;
  width: 4em;
  height: 2em;
  position: relative;
  cursor: pointer;
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
}
.tgl + .tgl-btn:after, .tgl + .tgl-btn:before {
  position: relative;
  display: block;
  content: "";
  width: 50%;
  height: 100%;
}
.tgl + .tgl-btn:after {
  left: 0;
}
.tgl + .tgl-btn:before {
  display: none;
}
.tgl:checked + .tgl-btn:after {
  left: 50%;
}

.tgl-light + .tgl-btn {
  background: #f0f0f0;
  border-radius: 2em;
  padding: 2px;
  -webkit-transition: all .4s ease;
          transition: all .4s...