<input type="checkbox" id="switch">
<div class="app">
  <div class="body">
    <div class="main-circle"></div>
    <div class="phone">
    <!-- Top -->
      <div class="menu">
        <div class="time">4:20</div>
        <div class="icons">
          <div class="network"></div>
          <div class="battery"></div>
        </div>
      </div>
    <!-- Middle -->
      <div class="content">
        <div class="circle">
          <div class="crescent"></div>
        </div>
        <p class="heading">Choose a style</p>
        <p>Pop or subtle. Day or night.<br>
          Customize your interface
        </p>
        <label for="switch">
          <div class="toggle"></div>
          <div class="names">
            <p class="light">Light</p>
            <p class="dark">Dark</p>
          </div>
        </label>
        
        <div class="mark"></div>
      </div>
     <!-- Bottom --> 
      <div class="skip">
        <p>Skip</p>
        <div class="fab">
          <div class="arrow"></div>
        </div>
      </div>
      
      <div class="swipe"></div>
    </div>
  </div>
  <div class="credit">
    <p>Inspired by <a href="https://dribbble.com/shots/6155384-Coded-Light-dark-toggle-switch" target="_blank">Matthieu Souteyrand</a></p>
  </div>
</div>

/* GENERAL */
@import url('https://fonts.googleapis.com/css?family=Rubik');
.credit {
  position: fixed;
  right: 2rem;
  bottom: 2rem;
  color: white;
}
.credit a {
  color: inherit;
}
body{
  margin: 0;
  padding: 0;
  font-family: 'Rubik', -apple-system, BlinkMacSystemFont,
    "Segoe UI", "Roboto", "Oxygen",
    "Ubuntu", "Cantarell", "Fira Sans",
    "Droid Sans", "Helvetica Neue", sans-serif;;
}
.body {
  position: relative;
  width: 100vw;
  height: 100vh;
  background-color: #fff;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: background-color .1s;
}
/* Main Circle */
.main-circle {
  width: 40rem;
  height: 40rem;
  border-radius: 100%;
  background: linear-gradient(40deg, #FF0080,#FF8C00 70%);
  position: absolute;
  z-index: 1;
  left: 50%;
  transform: translate(-50%, -70%)
}

/* Phone */
.phone {
  position: relative;
  z-index: 2;
  width: 21rem;
  height: 45rem;
  background-color: inherit;
  box-shadow: 0 4px 35px rgba(0,0,0,.1);
  border-radius: 40px;
  display: flex;
  flex-direction: column;
}
.swipe {
  width: 40%;
  height:.25rem;
  background-color: black;
  opacity: .15;
  border-radius: 10px;
  margin: .5rem auto;
}

/* Top */
.menu {
/*   background-color: blue; */
  font-size: 80%;
  opacity: .4;
  padding: .8rem 1.8rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.icons {
  display: flex;
  margin-top: .5rem;
}
.battery {
  width: .85rem;
  height: .45rem;
  background-color: black;
}
.network {
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 0 6.8px 7.2px 6.8px;
  border-color: transparent transparent black transparent;
  transform: rotate(135deg);
  margin: .12rem .5rem;
}

/* Middle */
.content {
  display: flex;
  flex-direction: column;
  margin: auto;
  text-align: center;
  width: 70%;
  transform: translateY(5%);
}
.circle {
  position: relative;
  border-radius: 100%;
  width: 8rem;
  height: 8rem;
  background: linear-gradient(40deg, #FF0080,#FF8C00 70%);
  margin: auto;
}
.crescent {
  position: absolute;
  border-radius: 100%;
  right: 0;
  width: 6rem;
  height: 6rem;
  background: white;
  transform: scale(0);
  transform-origin: top right;
  transition: transform .6s cubic-bezier(0.645, 0.045, 0.355, 1);
}
p { 
  font-size: 90%;
}
.heading {
  font-size: 140%;
  font-weight: bolder;
  margin: 3rem 0 .2rem 0;
}
label, .toggle {
  height: 2.8rem;
  border-radius: 100px;
}
label {
  width: 100%;
  background-color: rgba(0,0,0,.1);
  border-radius: 100px;
  position: relative;
  margin: 1.8rem 0 4rem 0; 
  cursor: pointer;
}
.toggle {
  position: absolute;
  width: 50%;
  background-color: #fff;
  box-shadow: 0 2px 15px rgba(0,0,0,.15);
  transition: transform .3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.names {
  font-size: 90%;
  font-weight: bolder;
  width: 65%;
  margin-left: 17.5%;
  margin-top: .5%;
  position: absolute;
  display: flex;
  justify-content: space-between;
  user-select: none;
}
.dark {
  opacity: .5;
}
.mark {
  border-radius: 100px;
  background-color: black;
}
.mark {
  width: 7%;
  margin: auto;
  position: relative;
  height: .25rem;
}
.mark::before {
  content: '';
  position: absolute;
  width: .25rem;
  height: 100%;
  left: -70%;
  opacity: .15;
  background-color: inherit;
}
.mark::after {
  content: '';
  position: absolute;
  width: .25rem;
  height: 100%;
  right: -70%;
  opacity: .15;
  background-color: inherit;
}

/* Bottom */
.skip {
  padding: 1.5rem 1.8rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.skip p {
  opacity: .55;
  font-size: 90%;
  cursor: pointer;
  transition: all 2s ease;
}
.skip p:hover {
   text-decoration: underline;
}
.fab {
  box-shadow: 0 2px 10px rgba(0,0,0,.2);
  border-radius: 100%;
  width: 3rem;
  height: 3rem;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  cursor: pointer;
  transition: transform .5s cubic-bezier(0.19, 1, 0.22, 1);
}
.fab:hover {
  transform: scale(1.2);
}
.arrow {
  width: 40%;
  height: .1rem;
  background-color: black;
}
.arrow::before {
  content: '';
  position: absolute;
  height: .1rem;
  width: 20%;
  background-color: inherit;
  transform: rotate(45deg);
  right: 26%;
  top: 42%;
}
.arrow::after {
  content: '';
  position: absolute;
  height: .1rem;
  width: 20%;
  background-color: inherit;
  transform: rotate(-45deg);
  right: 26%;
  bottom: 42%;
}


/* -------- Switch Styles ------------*/
[type="checkbox"] {
  display: none;
}
/* Toggle */
[type="checkbox"]:checked + .app .toggle{
  transform: translateX(100%);
  background-color: #34323D;
}
[type="checkbox"]:checked + .app .dark{
  opacity: 1;
}
[type="checkbox"]:checked + .app .light{
  opacity: .5;
}
/* App */
[type="checkbox"]:checked + .app .body{
  background-color:  #26242E;
  color: white;
}
/* Circle */
[type="checkbox"]:checked + .app .crescent{
  transform: scale(1);
  background: #26242E;
}
[type="checkbox"]:checked + .app .circle{
  background: linear-gradient(40deg, #8983F7, #A3DAFB 70%);
}
[type="checkbox"]:checked + .app .main-circle{
  background: linear-gradient(40deg, #8983F7, #A3DAFB 70%);
}
/* Fab */
[type="checkbox"]:checked + .app .fab{
  background-color: #34323D;
}
[type="checkbox"]:checked + .app .arrow,
[type="checkbox"]:checked + .app .mark,
[type="checkbox"]:checked + .app .battery{
  background-color: white;
}
[type="checkbox"]:checked + .app .network{
  border-color: transparent transparent white transparent;
}
[type="checkbox"]:checked + .app .swipe{
  background-color: #34323D;
  opacity: 1;
}