body 
  {
    background-color: Aqua;
    background-image: url('https://i.pinimg.com/originals/47/26/b5/4726b59f06c9fed1d2a0c1da6df5b136.gif');
    background-repeat: repeat;
    font-family: "Comic Sans MS", "Comic Sans", cursive;
  }
li
{
  float: left;
}

li a
{
  display: block;
  color: deepPink;
  text-align: center;
  padding: 16px;
  text-decoration: none;
}

li a:hover
{
  background-color: #00f0ff;
  color: #e3097a;
}

ul
{
  list-style-type: none;
  margin-left: 25%;
  margin-right: 25%;
  padding: 0;
  overflow: hidden;
  background-color: aqua;
  border-radius: 25px;
}
div
{
  text-align: center;
  background-color: Aqua;
  margin-left: 25%;
  margin-right: 25%;
  border-radius: 25px;
}