body {
  background-color: #9DD9F6;
}

#grid {
  display: grid;
  height: 300px;
  grid-template: repeat(3, 1fr) / repeat(3, 1fr)
}

#grid>div {
  color: #152B4A;
}

#redbackground {
  width: 100x;
  height: 500px;
  padding: 1em;
  background-color: #9DD9F6;
  color: white;
  border-radius: 5px;
  float: left;
  transition: background-color 0.7s;
  transition-timing-function: cubic-bezier(0.6, 0.1, 0.15, 0.8);
}

#redbackground:hover {
  background-color: red;
}

#fish {
  display: grid;
}

#fish:hover {
  transform: rotateY(180deg);
  transition-duration: 1.5s;
}

#swim {
  display: grid
}

#swim:hover {
  transform: translate(1500px);
  transition-duration: 6s;
}

#whiz {
  display: grid;
}

#whiz:hover {
  animation: back-and-forth 5s;
}

@keyframes back-and-forth {
  25% {
    transform: translateY(200px);
  }

  50% {
    transform: rotate(180deg);
    transition-duration: 0.5s;
  }

  75% {
    transform: translate(1000px);
  }

  100% {
    transform: translate(-400px);
  }
}

#woohoo {
  display: grid;
}

#woohoo:hover {
  animation: spin 2s;
}

@keyframes spin {
  100% {
    transform: rotate(360deg);
  }
}

#arrow {
  position: relative;
  bottom: 0;
  right: 0;
}

h1 {
  text-align: center;
  font-size: 3em;
}

h4 {
  text-align: center;
}