body {margin:0;}

.navbar {
  overflow: hidden;

  position: fixed;
  top: 0;
  width:50;
}

.navbar a {
  float: left;                            ^
  display: block;
  color: #8A2908;
  text-align: center;
  padding: 7px 8px;
  text-decoration: none;

}

.navbar a:hover {
  background: #CF0;
  color: black;
}

.main {
  padding: 8px;
  margin-top: 0px;
  height: 2500px; /* Used in this example to enable scrolling */
}