纯css写开关

HTML部分:


CSS部分:
  .switch {
    width: 35px;
    height: 19px;
    position: relative;
    background-clip: content-box;
    display: inline-block;
    -webkit-appearance: none;
    user-select: none;
    outline: none;
    box-shadow: #D4D4D4 0px 0px 0px 1px;
    border-radius: 40px;
    background: rgba(0, 0, 0, 0.15);
    overflow: hidden;
    cursor: pointer;
    user-select: none;
  }
  .switch:before {
    content: '';
    position: absolute;
    left: 0;
    top: 1px;
    width: 17px;
    height: 17px;
    display: inline-block;
    border-radius: 20px;
    background-color: #fff;
    z-index: 20;
    -webkit-transition: all .5s;
    transition: all .5s;
  }
  .switch:checked {
    border-color:#D83025;
    background-color: #D83025;
  }
  .switch:checked:before {
    left: 17px;
  }
  .switch.switch-anim {
    transition: border cubic-bezier(0, 0, 0, 1) 0.4s,
    box-shadow cubic-bezier(0, 0, 0, 1) 0.4s;
  }
  .switch.switch-anim:before {
    transition: left 0.3s;
  }
  .switch.switch-anim:checked {
    box-shadow: #D83025 0 0 0 16px inset;
    background-color: #D83025;
    transition: border ease 0.4s,
    box-shadow ease 0.4s, background-color ease 1.2s;
  }
  .switch.switch-anim:checked:before {
    transition: left 0.3s;
  }