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

* {
  box-sizing: border-box;
}

body {
  display: grid;
  place-items: center;
  margin: 0;
  min-height: 100vh;
  font-family: Roboto, sans-serif;
}

h4 {
  font-size: 20px;
  margin: 5px;
  text-transform: uppercase;
}

.counter,
.final {
  grid-area: 1/1;
  text-align: center;
}
.counter.hide {
  transform: scale(0);
  animation: hide 0.2s ease-out;
}

.final {
  transform: scale(0);
  &.show {
    transform: scale(1);
    animation: show 0.2s ease-out;
  }
}

.nums {
  list-style: none;
  display: grid;
  place-items: center;
  width: 250px;
  height: 50px;
  margin: 0;
  padding: 0;
  font-size: 50px;
  color: #3498db;
  overflow: hidden;
  li {
    grid-area: 1/1;
    transform: rotate(120deg);
    transform-origin: bottom center;
    &.in {
      transform: rotate(0deg);
      animation: goIn 0.5s ease-in-out;
    }
    &.out {
      animation: goOut 0.5s ease-in-out;
    }
  }
}

@keyframes hide {
  0% {
    transform: scale(1);
  }
  100% {
    transform: scale(0);
  }
}

@keyframes show {
  0% {
    transform: scale(0);
  }
  30% {
    transform: scale(1.4);
  }
  100% {
    transform: scale(1);
  }
}

@keyframes goIn {
  0% {
    transform: rotate(120deg);
  }
  30% {
    transform: rotate(-20deg);
  }
  60% {
    transform: rotate(10deg);
  }
  100% {
    transform: rotate(0deg);
  }
}

@keyframes goOut {
  0% {
    transform: rotate(0deg);
  }
  60% {
    transform: rotate(20deg);
  }
  100% {
    transform: rotate(-120deg);
  }
}