body {
  background-color: rgb(49, 49, 49);
}

.cube {
  width: 200px;
  height: 200px;
  background-color: blueviolet;
  position: relative;
  animation: infinite move-cube 2s ease-in-out;
}

.animation-container {
  width: 50vw;
  height: 50vh;
  background-color: rgb(31, 31, 31);
  margin: 0 auto;
}

@keyframes move-cube {
  0% {
    top: 0;
    left: 0;
  }

  50% {
    top: 0;
    left: calc(100% - 200px);
    background-color: aqua;
  }

  100% {
    top: 0;
    left: 0;
    background-color: blueviolet;
  }
}

#home {
  position: fixed;
  bottom: 20px;
  left: 20px;

  img {
    height: 40px;
  }
}