.horizontal-nav {
  background: #efefef;
  border-radius: 6px;
}
.horizontal-nav ul {
  background: #ACC3F9;
  float: left;
  text-align: center;
  border-radius: 6px;
  border: 1px solid #0e7079;
}
.horizontal-nav ul li {
  float: left;
  border-left: 1px solid #0e7079;

}
.horizontal-nav ul li:first-child {
  border-left: 0 none;
}
.horizontal-nav ul li a {
  display: block;
  padding: 2px 5px;
  color:black;

  border-top: 1px solid rgba(255,255,255, 0.25);
  border-left: 1px solid rgba(255,255,255, 0.25);
}
.horizontal-nav ul li:first-child a {
  border-left: 0 none;
}
.horizontal-nav ul li a:hover {
  background: #689FF2;
  color:white;
}
.horizontal-nav ul li:first-child a {
  border-top-left-radius: 6px;
  border-bottom-left-radius: 6px;
}
.horizontal-nav ul li:last-child a {
  border-top-right-radius: 6px;
  border-bottom-right-radius: 6px;
}