<div id="app-cover">
  <div class="row">
    <div class="toggle-button-cover">
      <div class="button-cover">
        <div class="button r" id="button-1">
          <input type="checkbox" class="checkbox">
          <div class="knobs"></div>
          <div class="layer"></div>
        </div>
      </div>
    </div>
    <div class="toggle-button-cover">
      <div class="button-cover">
        <div class="button r" id="button-2">
          <input type="checkbox" class="checkbox">
          <div class="knobs"></div>
          <div class="layer"></div>
        </div>
      </div>
    </div>
    <div class="toggle-button-cover">
      <div class="button-cover">
        <div class="button r" id="button-3">
          <input type="checkbox" class="checkbox">
          <div class="knobs"></div>
          <div class="layer"></div>
        </div>
      </div>
    </div>
  </div>
  <div class="row">
    <div class="toggle-button-cover">
      <div class="button-cover">
        <div class="button r" id="button-4">
          <input type="checkbox" class="checkbox">
          <div class="knobs"></div>
          <div class="layer"></div>
        </div>
      </div>
    </div>
    <div class="toggle-button-cover">
      <div class="button-cover">
        <div class="button r" id="button-5">
          <input type="checkbox" class="checkbox">
          <div class="knobs"><span></span></div>
          <div class="layer"></div>
        </div>
      </div>
    </div>
    <div class="toggle-button-cover">
      <div class="button-cover">
        <div class="button r" id="button-6">
          <input type="checkbox" class="checkbox">
          <div class="knobs">
          </div>
          <div class="layer"></div>
        </div>
      </div>
    </div>
  </div>
  <div class="row">
    <div class="toggle-button-cover">
      <div class="button-cover">
        <div class="button r" id="button-7">
          <input type="checkbox" class="checkbox">
          <div class="knobs">
            <span></span>
          </div>
          <div class="layer"></div>
        </div>
      </div>
    </div>
    <div class="toggle-button-cover">
      <div class="button-cover">
        <div class="button r" id="button-8">
          <input type="checkbox" class="checkbox">
          <div class="knobs">
            <span></span>
          </div>
          <div class="layer"></div>
        </div>
      </div>
    </div>
    <div class="toggle-button-cover">
      <div class="button-cover">
        <div class="button r" id="button-9">
          <input type="checkbox" class="checkbox">
          <div class="knobs">
            <span></span>
          </div>
          <div class="layer"></div>
        </div>
      </div>
    </div>
  </div>
  <div class="row">
    <div class="toggle-button-cover">
      <div class="button-cover">
        <div class="button b2" id="button-10">
          <input type="checkbox" class="checkbox">
          <div class="knobs">
            <span>YES</span>
          </div>
          <div class="layer"></div>
        </div>
      </div>
    </div>
    <div class="toggle-button-cover">
      <div class="button-cover">
        <div class="button b2" id="button-11">
          <input type="checkbox" class="checkbox">
          <div class="knobs">
            <span></span>
          </div>
          <div class="layer"></div>
        </div>
      </div>
    </div>
    <div class="toggle-button-cover">
      <div class="button-cover">
        <div class="button b2" id="button-12">
          <input type="checkbox" class="checkbox">
          <div class="knobs">
            <span></span>
          </div>
          <div class="layer"></div>
        </div>
      </div>
    </div>
  </div>
  <div class="row">
    <div class="toggle-button-cover">
      <div class="button-cover">
        <div class="button b2" id="button-13">
          <input type="checkbox" class="checkbox">
          <div class="knobs">
            <span></span>
          </div>
          <div class="layer"></div>
        </div>
      </div>
    </div>
    <div class="toggle-button-cover">
      <div class="button-cover">
        <div class="button b2" id="button-14">
          <input type="checkbox" class="checkbox">
          <div class="knobs">
            <span></span>
          </div>
          <div class="layer"></div>
        </div>
      </div>
    </div>
    <div class="toggle-button-cover">
      <div class="button-cover">
        <div class="button b2" id="button-15">
          <input type="checkbox" class="checkbox">
          <div class="knobs"></div>
          <div class="layer"></div>
        </div>
      </div>
    </div>
  </div>
  <div class="row">
    <div class="toggle-button-cover">
      <div class="button-cover">
        <div class="button b2" id="button-16">
          <input type="checkbox" class="checkbox">
          <div class="knobs"></div>
          <div class="layer"></div>
        </div>
      </div>
    </div>
    <div class="toggle-button-cover">
      <div class="button-cover">
        <div class="button b2" id="button-17">
          <input type="checkbox" class="checkbox">
          <div class="knobs">
            <span></span>
          </div>
          <div class="layer"></div>
        </div>
      </div>
    </div>
    <div class="toggle-button-cover">
      <div class="button-cover">
        <div class="button b2" id="button-18">
          <input type="checkbox" class="checkbox">
          <div class="knobs">
            <span></span>
          </div>
          <div class="layer"></div>
        </div>
      </div>
    </div>
  </div>
</div>

<!-- <a href="https://www.youtube.com/channel/UC7hSS_eujjZOEQrjsda76gA/videos" target="_blank" id="ytd-url">My YouTube Channel</a> -->
/* CSS rules are kept repetitive so that you can get CSS rules for each button easily :) */

*
{
    user-select: none;
    -webkit-tap-highlight-color:transparent;
}

*:focus
{
    outline: none;
}

body
{
    font-family: Arial, Helvetica, sans-serif;
    margin: 0;
    background-color: #f1f9f9;
}

#app-cover
{
    display: table;
    width: 600px;
    margin: 80px auto;
    counter-reset: button-counter;
}

.row
{
    display: table-row;
}

.toggle-button-cover
{
    display: table-cell;
    position: relative;
    width: 200px;
    height: 140px;
    box-sizing: border-box;
}

.button-cover
{
    height: 100px;
    margin: 20px;
    background-color: #fff;
    box-shadow: 0 10px 20px -8px #c5d6d6;
    border-radius: 4px;
}

.button-cover:before
{
    counter-increment: button-counter;
    content: counter(button-counter);
    position: absolute;
    right: 0;
    bottom: 0;
    color: #d7e3e3;
    font-size: 12px;
    line-height: 1;
    padding: 5px;
}

.button-cover, .knobs, .layer
{
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
}

.button
{
    position: relative;
    top: 50%;
    width: 74px;
    height: 36px;
    margin: -20px auto 0 auto;
    overflow: hidden;
}

.button.r, .button.r .layer
{
    border-radius: 100px;
}

.button.b2
{
    border-radius: 2px;
}

.checkbox
{
    position: relative;
    width: 100%;
    height: 100%;
    padding: 0;
    margin: 0;
    opacity: 0;
    cursor: pointer;
    z-index: 3;
}

.knobs
{
    z-index: 2;
}

.layer
{
    width: 100%;
    background-color: #ebf7fc;
    transition: 0.3s ease all;
    z-index: 1;
}

/* Button 1 */
#button-1 .knobs:before
{
    content: 'YES';
    position: absolute;
    top: 4px;
    left: 4px;
    width: 20px;
    height: 10px;
    color: #fff;
    font-size: 10px;
    font-weight: bold;
    text-align: center;
    line-height: 1;
    padding: 9px 4px;
    background-color: #03A9F4;
    border-radius: 50%;
    transition: 0.3s cubic-bezier(0.18, 0.89, 0.35, 1.15) all;
}

#button-1 .checkbox:checked + .knobs:before
{
    content: 'NO';
    left: 42px;
    background-color: #f44336;
}

#button-1 .checkbox:checked ~ .layer
{
    background-color: #fcebeb;
}

#button-1 .knobs, #button-1 .knobs:before, #button-1 .layer
{
    transition: 0.3s ease all;
}

/* Button 2 */
#button-2 .knobs:before, #button-2 .knobs:after
{
    content: 'YES';
    position: absolute;
    top: 4px;
    left: 4px;
    width: 20px;
    height: 10px;
    color: #fff;
    font-size: 10px;
    font-weight: bold;
    text-align: center;
    line-height: 1;
    padding: 9px 4px;
    background-color: #03A9F4;
    border-radius: 50%;
    transition: 0.3s ease all;
}

#button-2 .knobs:before
{
    content: 'YES';
}

#button-2 .knobs:after
{
    content: 'NO';
}

#button-2 .knobs:after
{
    right: -28px;
    left: auto;
    background-color: #F44336;
}

#button-2 .checkbox:checked + .knobs:before
{
    left: -28px;
}

#button-2 .checkbox:checked + .knobs:after
{
    right: 4px;
}

#button-2 .checkbox:checked ~ .layer
{
    background-color: #fcebeb;
}

/* Button 3 */
#button-3 .knobs:before
{
    content: 'YES';
    position: absolute;
    top: 4px;
    left: 4px;
    width: 20px;
    height: 10px;
    color: #fff;
    font-size: 10px;
    font-weight: bold;
    text-align: center;
    line-height: 1;
    padding: 9px 4px;
    background-color: #03A9F4;
    border-radius: 50%;
    transition: 0.3s ease all, left 0.3s cubic-bezier(0.18, 0.89, 0.35, 1.15);
}

#button-3 .checkbox:active + .knobs:before
{
    width: 46px;
    border-radius: 100px;
}

#button-3 .checkbox:checked:active + .knobs:before
{
    margin-left: -26px;
}

#button-3 .checkbox:checked + .knobs:before
{
    content: 'NO';
    left: 42px;
    background-color: #F44336;
}

#button-3 .checkbox:checked ~ .layer
{
    background-color: #fcebeb;
}

/* Button 4 */
#button-4 .knobs:before, #button-4 .knobs:after
{
    position: absolute;
    top: 4px;
    left: 4px;
    width: 20px;
    height: 10px;
    color: #fff;
    font-size: 10px;
    font-weight: bold;
    text-align: center;
    line-height: 1;
    padding: 9px 4px;
    background-color: #03A9F4;
    border-radius: 50%;
    transition: 0.3s cubic-bezier(0.18, 0.89, 0.35, 1.15) all;
}

#button-4 .knobs:before
{
    content: 'YES';
}

#button-4 .knobs:after
{
    content: 'NO';
}

#button-4 .knobs:after
{
    top: -28px;
    right: 4px;
    left: auto;
    background-color: #F44336;
}

#button-4 .checkbox:checked + .knobs:before
{
    top: -28px;
}

#button-4 .checkbox:checked + .knobs:after
{
    top: 4px;
}

#button-4 .checkbox:checked ~ .layer
{
    background-color: #fcebeb;
}

/* Button 5 */
#button-5
{
    perspective: 60px;
    overflow: visible;
}

#button-5 .knobs:before, #button-5 .knobs span
{
    content: '';
    position: absolute;
    top: 4px;
    left: 4px;
    width: 20px;
    height: 10px;
    color: #fff;
    font-size: 10px;
    font-weight: bold;
    text-align: center;
    line-height: 1;
    padding: 9px 4px;
    border-radius: 50%;
    transition: 0.3s cubic-bezier(0.18, 0.89, 0.35, 1.15) all;
}

#button-5 .knobs:before
{
    background-color: #03A9F4;
}

#button-5 .knobs span:before
{
    content: 'YES';
}

#button-5 .knobs:before, #button-5 .layer
{
    transform: rotateY(0);
    transform-origin: center;
}

#button-5 .checkbox:checked + .knobs:before, #button-5 .checkbox:checked + .knobs span
{
    left: 42px;
}

#button-5 .checkbox:checked + .knobs:before
{
    transform: rotateY(180deg);
    background-color: #f44336;
}

#button-5 .checkbox:checked + .knobs span:before
{
    content: 'NO';
    left: 42px;
}

#button-5 .checkbox:checked ~ .layer
{
    background-color: #fcebeb;
    transform: rotateY(-180deg);
}

#button-5 .knobs, #button-5 .knobs:before, #button-5 .layer
{
    transition: 0.3s ease all;
}

/* Button 6 */
#button-6
{
    overflow: visible;
}

#button-6 .knobs:before
{
    content: 'YES';
    position: absolute;
    top: 4px;
    left: 4px;
    width: 20px;
    height: 10px;
    color: #fff;
    font-size: 10px;
    font-weight: bold;
    text-align: center;
    line-height: 1;
    padding: 9px 4px;
    background-color: #03A9F4;
    border-radius: 50%;
}

#button-6 .layer, #button-6 .knobs, #button-6 .knobs:before
{
    transform: rotateZ(0);
    transition: 0.4s cubic-bezier(0.18, 0.89, 0.35, 1.15) all;
}

#button-6 .checkbox:checked + .knobs
{
    transform: rotateZ(-180deg);
}

#button-6 .checkbox:checked + .knobs:before
{
    content: 'NO';
    background-color: #f44336;
    transform: rotateZ(180deg);
}

#button-6 .checkbox:checked ~ .layer
{
    background-color: #fcebeb;
    transform: rotateZ(180deg);
}

/* Button 7 */
#button-7 .knobs:before, #button-7 .knobs:after, #button-7 .knobs span
{
    position: absolute;
    top: 4px;
    width: 20px;
    height: 10px;
    font-size: 10px;
    font-weight: bold;
    text-align: center;
    line-height: 1;
    padding: 9px 4px;
    border-radius: 50%;
}

#button-7 .knobs:before
{
    content: 'YES';
    left: 4px;
    color: #fff;
    opacity: 1;
}

#button-7 .knobs:after
{
    content: 'N';
    left: 42px;
    color: #fff;
    width: 14px;
    text-align: left;
    padding: 9px 7px;
    background-color: #f44336;
    opacity: 0;
}

#button-7 .knobs:before, #button-7 .knobs:after
{
    transition: 0.3s ease all;
    z-index: 2;
}

#button-7 .knobs span
{
    left: 4px;
    background-color: #03A9F4;
    transition: 0.2s ease all;
    z-index: 1;
}

#button-7 .checkbox:checked + .knobs:before
{
    opacity: 0;
}

#button-7 .checkbox:checked + .knobs:after
{
    opacity: 1;
}

#button-7 .checkbox:checked + .knobs span
{
    top: 14px;
    left: 56px;
    width: 2px;
    height: 2px;
    padding: 3px;
    background-color: #fff;
    z-index: 3;
}

#button-7 .checkbox:checked ~ .layer
{
    background-color: #fcebeb;
}

/* Button 8 */
#button-8 .knobs:before, #button-8 .knobs:after, #button-8 .knobs span
{
    position: absolute;
    top: 4px;
    width: 20px;
    height: 10px;
    font-size: 10px;
    font-weight: bold;
    text-align: center;
    line-height: 1;
    padding: 9px 4px;
    border-radius: 50%;
    transition: 0.3s ease all;
}

#button-8 .knobs:before
{
    content: 'YES';
    color: #fff;
    left: 4px;
}

#button-8 .knobs:after
{
    content: 'NO';
    left: 42px;
    color: #fff;
    background-color: #f44336;
    opacity: 0;
}

#button-8 .knobs:before, #button-8 .knobs:after
{
    z-index: 2;
}

#button-8 .knobs span
{
    left: 4px;
    background-color: #03A9F4;
    z-index: 1;
}

#button-8 .checkbox:checked + .knobs:before
{
    opacity: 0;
}

#button-8 .checkbox:checked + .knobs:after
{
    opacity: 1;
}

#button-8 .checkbox:checked + .knobs span
{
    background-color: #fcebeb;
    transform: scale(4);
}

/* Button 9 */
#button-9 .knobs:before, #button-9 .knobs:after, #button-9 .knobs span
{
    position: absolute;
    top: 4px;
    width: 20px;
    height: 10px;
    font-size: 10px;
    font-weight: bold;
    text-align: center;
    line-height: 1;
    padding: 9px 4px;
    border-radius: 50%;
    transition: 0.4s cubic-bezier(0.18, 0.89, 0.35, 1.15) all;
}

#button-9 .knobs:before
{
    content: 'YES';
    left: 4px;
}

#button-9 .knobs:after
{
    content: 'NO';
    right: -24px;
}

#button-9 .knobs:before, #button-9 .knobs:after
{
    color: #fff;
    z-index: 2;
}

#button-9 .knobs span
{
    left: 4px;
    background-color: #03a9f4;
    z-index: 1;
}

#button-9 .checkbox:checked + .knobs:before
{
    left: -24px;
}

#button-9 .checkbox:checked + .knobs:after
{
    right: 4px;
}

#button-9 .checkbox:checked + .knobs span
{
    left: 42px;
    background-color: #F44336;
}

#button-9 .checkbox:checked ~ .layer
{
    background-color: #fcebeb;
}

/* Button 10 */
#button-10 .knobs:before, #button-10 .knobs:after, #button-10 .knobs span
{
    position: absolute;
    top: 4px;
    width: 20px;
    height: 10px;
    font-size: 10px;
    font-weight: bold;
    text-align: center;
    line-height: 1;
    padding: 9px 4px;
    border-radius: 2px;
    transition: 0.3s ease all;
}

#button-10 .knobs:before
{
    content: '';
    left: 4px;
    background-color: #03A9F4;
}

#button-10 .knobs:after
{
    content: 'NO';
    right: 4px;
    color: #4e4e4e;
}

#button-10 .knobs span
{
    display: inline-block;
    left: 4px;
    color: #fff;
    z-index: 1;
}

#button-10 .checkbox:checked + .knobs span
{
    color: #4e4e4e;
}

#button-10 .checkbox:checked + .knobs:before
{
    left: 42px;
    background-color: #F44336;
}

#button-10 .checkbox:checked + .knobs:after
{
    color: #fff;
}

#button-10 .checkbox:checked ~ .layer
{
    background-color: #fcebeb;
}

/* Button 11 */
#button-11
{
    overflow: visible;
}

#button-11 .knobs
{
    perspective: 70px;
}

#button-11 .knobs:before, #button-11 .knobs:after, #button-11 .knobs span
{
    position: absolute;
    top: 4px;
    border-radius: 2px;
}

#button-11 .knobs:before, #button-11 .knobs:after
{
    width: 20px;
    height: 10px;
    color: #4e4e4e;
    font-size: 10px;
    font-weight: bold;
    text-align: center;
    line-height: 1;
    padding: 9px 4px;
}

#button-11 .knobs:before
{
    content: 'YES';
    left: 4px;
}

#button-11 .knobs:after
{
    content: 'NO';
    right: 4px;
}

#button-11 .knobs span
{
    right: 4px;
    width: 33px;
    height: 28px;
    background-color: #03a9f4;
    transform: rotateY(0);
    transform-origin: 0% 50%;
    transition: 0.6s ease all;
    z-index: 1;
}

#button-11 .checkbox:checked + .knobs span
{
    transform: rotateY(-180deg);
    background-color: #f44336;
}

#button-11 .checkbox:checked ~ .layer
{
    background-color: #fcebeb;
}

/* Button 12 */
#button-12 .knobs:before, #button-12 .knobs:after, #button-12 .knobs span, #button-12 .knobs span:before, #button-12 .knobs span:after
{
    position: absolute;
    top: 4px;
    font-size: 10px;
    font-weight: bold;
    text-align: center;
    line-height: 1;
    border-radius: 2px;
    transition: 0.3s ease all;
}

#button-12 .knobs:before
{
    content: 'YES';
    left: 4px;
}

#button-12 .knobs:after
{
    content: 'NO';
    right: 4px;
}

#button-12 .knobs:before, #button-12 .knobs:after
{
    width: 27px;
    height: 10px;
    color: #4e4e4e;
    padding: 9px 3px;
    z-index: 1;
}

#button-12 .knobs span
{
    display: inline-block;
    z-index: 2;
}

#button-12 .knobs span, #button-12 .knobs span:before, #button-12 .knobs span:after
{
    width: 20px;
    height: 10px;
    padding: 9px 4px;
}

#button-12 .knobs span:before, #button-12 .knobs span:after
{
    content: '';
    top: 0;
}

#button-12 .knobs span:before
{
    left: -28px;
    background-color: #F44336;
}

#button-12 .knobs span:after
{
    right: -42px;
    background-color: #03A9F4;
}

#button-12 .checkbox:checked + .knobs span:before
{
    left:4px;
}

#button-12 .checkbox:checked + .knobs span:after
{
    right: -74px;
}

#button-12 .checkbox:checked ~ .layer
{
    background-color: #fcebeb;
}

/* Button 13 */
#button-13 .knobs:before, #button-13 .knobs:after, #button-13 .knobs span
{
    position: absolute;
    top: 4px;
    width: 20px;
    height: 10px;
    font-size: 10px;
    font-weight: bold;
    text-align: center;
    line-height: 1;
    padding: 9px 4px;
    border-radius: 2px;
    transition: 0.3s ease all;
}

#button-13 .knobs:before, #button-13 .knobs:after
{
    color: #4e4e4e;
    z-index: 1;
}

#button-13 .knobs:before
{
    content: 'YES';
    left: 4px;
}

#button-13 .knobs:after
{
    content: 'NO';
    right: 4px;
}

#button-13 .knobs span
{
    width: 25px;
    left: 37px;
    background-color: #03A9F4;
    z-index: 2;
}

#button-13 .checkbox:checked + .knobs span
{
    left: 4px;
    background-color: #F44336;
}

#button-13 .checkbox:checked ~ .layer
{
    background-color: #fcebeb;
}

/* Button 14 */
#button-14 .knobs:before, #button-14 .knobs:after, #button-14 .knobs span:before, #button-14 .knobs span:after
{
    position: absolute;
    top: 4px;
    width: 20px;
    height: 10px;
    font-size: 10px;
    font-weight: bold;
    text-align: center;
    line-height: 1;
    padding: 9px 4px;
    border-radius: 2px;
    transition: 0.3s ease all;
}

#button-14 .knobs:before, #button-14 .knobs:after
{
    color: #4e4e4e;
    z-index: 1;
}

#button-14 .knobs:before
{
    content: 'YES';
    left: 4px;
}

#button-14 .knobs:after
{
    content: 'NO';
    right: 4px;
}

#button-14 .knobs span
{
    top: 0;
    left: 0;
    display: block;
    width: 100%;
    height: 100%;
}

#button-14 .knobs span:before
{
    left: 4px;
    top: -28px;
    background-color: #F44336;
}

#button-14 .knobs span:after
{
    top: 4px;
    left: 39px;
    background-color: #03A9F4;
}

#button-14 .knobs span:before, #button-14 .knobs span:after
{
    content: '';
    width: 23px;
    z-index: 2;
}

#button-14 .checkbox:checked + .knobs span:before
{
    top: 4px;
}

#button-14 .checkbox:checked + .knobs span:after
{
    top: -28px;
}

#button-14 .checkbox:checked ~ .layer
{
    background-color: #fcebeb;
}

/* Button 15 */
#button-15 .knobs:before, #button-15 .knobs:after
{
    position: absolute;
    top: 4px;
    width: 20px;
    height: 10px;
    color: #fff;
    font-size: 10px;
    font-weight: bold;
    text-align: center;
    line-height: 1;
    padding: 9px 4px;
    opacity: 1;
    border-radius: 2px;
    transform: scale(1);
    transition: 0.3s cubic-bezier(0.18, 0.89, 0.35, 1.15) all;
}

#button-15 .knobs:before
{
    content: 'YES';
    left: 4px;
    background-color: #03A9F4;
}

#button-15 .knobs:after
{
    content: 'NO';
    right: 4px;
    opacity: 0;
    transform: scale(4);
    background-color: #F44336;
}

#button-15 .checkbox:checked + .knobs:before
{
    opacity: 0;
    transform: scale(4);
}

#button-15 .checkbox:checked + .knobs:after
{
    opacity: 1;
    transform: scale(1);
}

#button-15 .checkbox:checked ~ .layer
{
    background-color: #fcebeb;
}

/* Button 16 */
#button-16 .knobs:before
{
    content: 'YES';
    position: absolute;
    top: 4px;
    left: 4px;
    width: 20px;
    height: 10px;
    color: #fff;
    font-size: 10px;
    font-weight: bold;
    text-align: center;
    line-height: 1;
    padding: 9px 4px;
    background-color: #03A9F4;
    border-radius: 2px;
    transition: 0.3s ease all, left 0.3s cubic-bezier(0.18, 0.89, 0.35, 1.15);
}

#button-16 .checkbox:active + .knobs:before
{
    width: 46px;
}

#button-16 .checkbox:checked:active + .knobs:before
{
    margin-left: -26px;
}

#button-16 .checkbox:checked + .knobs:before
{
    content: 'NO';
    left: 42px;
    background-color: #F44336;
}

#button-16 .checkbox:checked ~ .layer
{
    background-color: #fcebeb;
}

/* Button 17 */
#button-17 .knobs:before, #button-17 .knobs span
{
    content: 'YES';
    position: absolute;
    top: 4px;
    left: 4px;
    width: 20px;
    height: 10px;
    color: #fff;
    font-size: 10px;
    font-weight: bold;
    text-align: center;
    line-height: 1;
    padding: 9px 4px;
}

#button-17 .knobs:before
{
    transition: 0.3s ease all, left 0.5s cubic-bezier(0.18, 0.89, 0.35, 1.15);
    z-index: 2;
}

#button-17 .knobs span
{
    background-color: #03A9F4;
    border-radius: 2px;
    transition: 0.3s ease all, left 0.3s cubic-bezier(0.18, 0.89, 0.35, 1.15);
    z-index: 1;
}

#button-17 .checkbox:checked + .knobs:before
{
    content: 'NO';
    left: 42px;
}

#button-17 .checkbox:checked + .knobs span
{
    left: 42px;
    background-color: #F44336;
}

#button-17 .checkbox:checked ~ .layer
{
    background-color: #fcebeb;
}

/* Button 18 */
#button-18 .knobs:before, #button-18 .knobs span
{
    content: 'YES';
    position: absolute;
    top: 4px;
    left: 4px;
    color: #fff;
    font-size: 10px;
    font-weight: bold;
    text-align: center;
    line-height: 1;
    background-color: #03A9F4;
    border-radius: 2px;
}

#button-18 .knobs:before
{
    top: 50%;
    left: 8px;
    width: 20px;
    height: 10px;
    margin-top: -5px;
    background-color: transparent;
    z-index: 2;
}

#button-18 .knobs span
{
    width: 20px;
    height: 10px;
    padding: 9px 4px;
    transition: 0.3s ease all, left 0.3s cubic-bezier(0.18, 0.89, 0.35, 1.15);
    z-index: 1;
}

#button-18 .checkbox:active + .knobs:before
{
    left: 10px;
    width: 46px;
    height: 4px;
    color: transparent;
    margin-top: -2px;
    background-color: #0095d8;
    transition: 0.3s ease all;
    overflow: hidden;
}

#button-18 .checkbox:active + .knobs span
{
    width: 58px;
}

#button-18 .checkbox:checked:active + .knobs:before
{
    left: auto;
    right: 10px;
    background-color: #d80000;
}

#button-18 .checkbox:checked:active + .knobs span
{
    margin-left: -38px;
}

#button-18 .checkbox:checked + .knobs:before
{
    content: 'NO';
    left: 47px;
}

#button-18 .checkbox:checked + .knobs span
{
    left: 42px;
    background-color: #F44336;
}

#button-18 .checkbox:checked ~ .layer
{
    background-color: #fcebeb;
}


#ytd-url {
  display: block;
  position: fixed;
  right: 0;
  bottom: 0;
  padding: 10px 14px;
  margin: 20px;
  color: #fff;
  font-size: 14px;
  text-decoration: none;
  background-color: #143240;
  border-radius: 4px;
  box-shadow: 0 10px 20px -5px rgba(20, 50, 64, 0.76);
}
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