CSS only toggle switch

css-toggle.html

<div class="demo-holder">
  <form action="#">
    <div class="switch">
      <input id="switch-1" type="checkbox" class="switch-input">
      <label for="switch-1" class="switch-label">Switch</label>
    </div>
  </form>

  <style>
  form {
    margin: 0 auto;
    width: 50px;
  }
  .switch {
    position: relative;
    display: inline-block;
  }
  .switch-input {
    display: none;
  }
  .switch-label {
    display: block;
    width: 55px;
    height: 28px;
    padding: 0;
    text-indent: -150%;
    clip: rect(0 0 0 0);
    color: transparent;
    -webkit-user-select: none;
       -moz-user-select: none;
        -ms-user-select: none;
            user-select: none;
  }
  .switch-label:before,
  .switch-label:after {
    content: "";
    display: block;
    position: absolute;
    cursor: pointer;
  }
  .switch-label:before {
    width: 100%;
    height: 100%;
    background-color: #dedede;
    border-radius: 9999em;
    -webkit-transition: background-color 0.25s ease;
    transition: background-color 0.25s ease;
  }
  .switch-label:after {
    top: 2px;
    left: 2px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.45);
    -webkit-transition: left 0.25s ease;
    transition: left 0.25s ease;
  }
  .switch-input:checked + .switch-label {
  }
  .switch-input:checked + .switch-label:before {
    background-color: #4bd763;
  }
  .switch-input:checked + .switch-label:after {
    left: 30px;
  }
  </style>
</div>