nav {
  height: 80px;
  width: 100%;
  background-color: #494949;
}

nav ul {
  float: right;
  margin: 0 auto;
}

nav ul li {
  list-style: none;
  float: left;

}

nav ul li a {
  text-decoration: none;
  line-height: 80px;
  font-size: 20px;
}