body {margin:0;font-family:Verdana,Arial,sans-serif}
.roundback {width:70%;border-radius:20px;margin-left:auto;margin-right:auto;background-color:#eeeeee;padding:20px 20px}
.center {text-align:center}
.footer {text-align:center; font-weight:bold;color:#aaaaaa;font-size:15px;}
.navbar {
  overflow: hidden;
  background-color: #aaa;
  position: fixed;
  top: 0;
  width:96%;padding-left:2%;padding-right:2%;
}
.navbar a {
 float:right;
  display: block;
  color: #ffffff;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
  font-weight:bold;
}
.navbar a:hover {
  background: #ddd;
  color: black;
}
.navbar a.active {
  background-color: #999999;
  color: white;
font-weight:bold;
text-decoration:underline;
}
.navbar a.sitename {float:left;color:black}
.main {
  padding: 16px;
  margin-top: 30px;
  height: 1500px; /* Used in this example to enable scrolling */
}