.topnav {
  background-color: #99d6ff;
  overflow: hidden;
  position: -webkit-sticky;
  position: sticky;
  top: 5px;
  z-index: 10;
}

.topnav a {
  float: left;
  color: #ffffff;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
  border: 1px solid #ffffff;
}

.topnav a:hover {
  background-color: #e64072;
  color: white;
}

.topnav .active {
  background-color: #f678a7;
  color: white;
}

p {
  color: #ffffff;
  text-shadow: 0 0 3px #000000, 0 0 5px #000000;
}

h2 {
  color: #ffffff;
  text-shadow: 0 0 3px #000000, 0 0 5px #000000;
}