img {
  border-radius: 30%;
}

ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
  background-color: #8cfc7d;
  position: fixed;
  top: 0;
  position: sticky;
}

li {
  float: left;
  border-right: 2px solid #8cfc7d;
  border-right-style:ridge;
  border-top: 2px solid #8cfc7d;
  border-top-style:ridge;
  border-bottom: 2px solid #8cfc7d;
  border-bottom-style:ridge;
}

li a {
  display: block;
  color: #FF0000;
  background-color: #f5defb;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  text-shadow:#009999; 
}

li:first-child {
  border-left: 2px solid #8cfc7d;
  border-left-style:ridge;
}

/* Change the link color to #111 (black) on hover */
li a:hover {
  color: #0000FF;
  text-decoration:underline;
}

.active {
  background-color: #4CAF50;
}