Toggle button

index.html

<label for="checkbox">
  <input type="checkbox" class="swp-toggle-checkbox" id="checkbox">  
  <div class="swp-toggle">
    <div class="swp-toggle-pill"></div>
  </div>
</label>

style.scss

.swp-toggle-checkbox {
  opacity: 0;
  width: 0;
  height: 0; // still accessible
}

.swp-toggle-checkbox + .swp-toggle {
    display: block;
    width: 30px;
    height: 16px;
    background: #B7BABF;
    border-radius: 26px;
    opacity: 1;
    padding: 2px;
    box-sizing: border-box;
    margin: auto;
    display: flex;
    transition: background 0.5s ease;
  
  .swp-toggle-pill {
      display: block;
      width: 12px;
      height: 12px;
      background: white;
      border-radius: 10px;
      box-shadow: 0px 2px 4px rgba(0, 0, 0, 0.2);
      margin-left: 0;
      transition: margin 0.08s cubic-bezier(0.77, 0.49, 1, 1);
  }
}

.swp-toggle-checkbox:checked + .swp-toggle {
  background: #4079F5;
  transition: background 0.5s ease;
  
  .swp-toggle-pill {
      margin-left: calc(100% - 12px);
  }
}

// unrelated stuff 

body {
  display: flex;
  height: 400px;
}

label {
  background: rgba(222, 222, 222, 0.2);
  width: 200px;
  height: 200px;
  display: flex;
  align-items: center;
  justify-self: center;
  justify-items: center;
  text-align: center;
  margin: auto;
}

.swp-toggle-checkbox + .swp-toggle {
  transform: scale(2)
}

toggle-button.markdown

Toggle button

A Pen by wunnle on CodePen.

License.