body {
  margin: 0;
  font-size: 13px;

}

.header {
  background-color: #FFFFFF;
  padding: 0px;
  text-align: center;

}

#navbar {
  text-align: center;

  overflow: hidden;
  background-color: #C0E051;
    width: 820px;


}

#navbar a {
  float: left;
  display: block;
  color: #000000;
  text-align: center;
  padding: 13px 18px;
  text-decoration: none;
  font-size: 15px;

}

#navbar a:hover {
  background-color: #ddd;
  color: black;

  text-align: center;
}

#navbar a.active {
  background-color: #085F02;
  color: white;

  text-align: center;
}

.content {
  padding: 12px;
  font-size: 17px;

}

.sticky {
  position: fixed;
  top: 0;
  width: 100%;
}

.sticky + .content {
  padding-top: 60px;
}