nav {
  display: block;
  margin-bottom: 10px;
}
nav ul {
  list-style: none;
  font-size: 14px;
}
nav ul li {
  display: inline;
}
nav ul li a {
  display: block;
  float: left;
  padding: 3px 6px;
  color: #575c7d;
  text-decoration: none;
  font-weight: bold;
}
nav ul li a:hover {
  background: #deff90;
  color: #485e0f;
  -webkit-border-radius: 3px;
  -moz-border-radius: 3px;
  border-radius: 3px;
  padding: 3px 6px;
  margin: 0;
  text-decoration: none;
}