body {background-color:#99CCFF}

/* Add a black background color to the top navigation */
.topnav {
  background-color: #CCFFCC;
  overflow: hidden;
}

/* Style the links inside the navigation bar */
.topnav a {
  float: left;
  display: block;
  color: #0000ff;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 20px;
}

/* Shows gray for active page.*/
.topnav a.active {
  background-color: #a9a9a9;
  color: black;}
ody {background-color:#00FFFF}