@import url('https://fonts.googleapis.com/css2?family=Roboto&display=swap');

* {
  box-sizing: border-box;
}

html {
  overflow-x: hidden;
  font-family: 'Roboto', sans-serif;
}

body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  margin: 0;
  overflow: hidden;
  height: 100vh;
}

h2 {
  text-align: center;
}

.toggle-container {
  display: flex;
  align-items: center;
  margin: 0.6rem 0;
  width: 12.5rem;
}

.toggle {
  visibility: hidden;
}

.label {
  background-color: #d0d0d0;
  border-radius: 3rem;
  cursor: pointer;
  display: inline-block;
  margin: 0 1rem 0;
  width: 5rem;
  height: 2.5rem;
  position: relative;
  transition: background-color 0.2s linear;
}

.toggle:checked + .label {
  background-color: #8e44ad;
}

.ball {
  background-color: #fff;
  height: 2rem;
  width: 2rem;
  border-radius: 50%;
  position: absolute;
  top: 0.25rem;
  left: 0.25rem;
  animation: slideOff 0.3s linear forwards;
}

.toggle:checked + .label .ball {
  animation: slideOn 0.3s linear forwards;
}

@keyframes slideOn {
  0% {
    transform: translateX(0) scale(1);
  }

  50% {
    transform: translateX(1.25rem) scale(1.2);
  }

  100% {
    transform: translateX(2.5rem) scale(1);
  }
}

@keyframes slideOff {
  0% {
    transform: translateX(2.5rem) scale(1);
  }

  50% {
    transform: translateX(1.25rem) scale(1.2);
  }

  100% {
    transform: translateX(0) scale(1);
  }
}

@media (max-width: 500px) {
  html {
    font-size: 13px;
  }
}