@keyframes blockOne {
  2% {
    bottom: 9.6rem;
    left: 6rem;
  }
  6% {
    left: 22rem;
    bottom: 9.6rem;
  }
  8% {
    left: 22rem;
    bottom: 2rem;
  }
  14% {
    left: 22rem;
    bottom: 2rem;
  }
  16% {
    left: 22rem;
    bottom: 9.6rem;
  }
  18% {
    left: 14rem;
    bottom: 9.6rem;
  }
  20% {
    left: 14rem;
    bottom: 4rem;
  }
  28% {
    left: 14rem;
    bottom: 4rem;
  }
  30% {
    left: 14rem;
    bottom: 9.6rem;
  }
  32% {
    left: 6rem;
    bottom: 9.6rem;
  }
  34% {
    left: 6rem;
    bottom: 2rem;
  }
  40% {
    left: 6rem;
    bottom: 2rem;
  }
  42% {
    left: 6rem;
    bottom: 9.6rem;
  }
  46% {
    left: 22rem;
    bottom: 9.6rem;
  }
  48% {
    left: 22rem;
    bottom: 6rem;
  }
  60% {
    left: 22rem;
    bottom: 6rem;
    opacity: 100%;
  }
  70% {
    left: 22rem;
    opacity: 0%;
  }
  80% {
    left: 6rem;
    opacity: 0%;
  }
  86% {
    opacity: 100%;
  }
}
@keyframes blockTwo {
  8% {
    bottom: 4rem;
  }
  10% {
    bottom: 9.6rem;
    left: 6rem;
  }
  12% {
    left: 14rem;
    bottom: 9.6rem;
  }
  14% {
    left: 14rem;
    bottom: 2rem;
  }
  34% {
    left: 14rem;
    bottom: 2rem;
  }
  36% {
    left: 14rem;
    bottom: 9.6rem;
  }
  38% {
    left: 22rem;
    bottom: 9.6rem;
  }
  40% {
    left: 22rem;
    bottom: 4rem;
  }
  60% {
    left: 22rem;
    bottom: 4rem;
    opacity: 100%;
  }
  70% {
    left: 22rem;
    opacity: 0%;
  }
  80% {
    left: 6rem;
    opacity: 0%;
  }
  86% {
    opacity: 100%;
  }
}
@keyframes blockThree {
  20% {
    bottom: 2rem;
  }
  22% {
    left: 6rem;
    bottom: 9.6rem;
  }
  26% {
    left: 22rem;
    bottom: 9.6rem;
  }
  28% {
    left: 22rem;
    bottom: 2rem;
    opacity: 100%;
  }
  60% {
    left: 22rem;
    bottom: 2rem;
    opacity: 100%;
  }
  70% {
    left: 22rem;
    opacity: 0%;
  }
  80% {
    left: 6rem;
    opacity: 0%;
  }
  86% {
    opacity: 100%;
  }
}
:root {
  --color-poles: #393e46;
  --color-blocks: rgba(34, 40, 49, 0.7);
  --color-background: #f9f5f6;
  --color-container: #fff;
  --animation-length: 10s;
  --animation-delay: 2s;
  --border-radius: 0.2rem;
}

* {
  margin: 0;
  padding: 0;
}

*,
*::before,
*::after {
  box-sizing: inherit;
}

html {
  box-sizing: border-box;
  font-size: 50%;
}
@media only screen and (min-width: 28.4em) and (min-height: 17.1em) {
  html {
    font-size: 80%;
  }
}
@media only screen and (min-width: 41.6em) and (min-height: 25.6em) {
  html {
    font-size: 120%;
  }
}

body {
  background-color: var(--color-background);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 75vh;
  min-height: 100dvh;
}

.container {
  background-color: var(--color-container);
  border-radius: var(--radius-border);
  padding: 1.5rem 2.5rem;
  box-shadow: 0 0 5rem rgba(0, 0, 0, 0.2);
}

.game {
  position: relative;
  width: 28rem;
  height: 13rem;
}

.pole {
  background-color: var(--color-poles);
  transform: translateX(-50%);
  width: 0.8rem;
  height: calc(7rem + var(--border-radius));
  position: absolute;
  bottom: calc(2rem - var(--border-radius));
  border-radius: var(--border-radius);
}
.pole__one {
  left: 6rem;
}
.pole__two {
  left: 14rem;
}
.pole__three {
  left: 22rem;
}

.bottom {
  background-color: var(--color-poles);
  height: 2rem;
  border-radius: var(--border-radius);
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
}

.block {
  height: 2rem;
  background-color: var(--color-blocks);
  border: 0.5px solid rgba(0, 0, 0, 0.8);
  border-radius: var(--border-radius);
  transform: translateX(-50%);
  position: absolute;
  left: 6rem;
}
.block__one {
  width: 4rem;
  bottom: 6rem;
  animation: blockOne var(--animation-length) var(--animation-delay) linear infinite;
}
.block__two {
  width: 6rem;
  bottom: 4rem;
  animation: blockTwo var(--animation-length) var(--animation-delay) linear infinite;
}
.block__three {
  width: 8rem;
  bottom: 2rem;
  animation: blockThree var(--animation-length) var(--animation-delay) linear infinite;
}