* {
  box-sizing: border-box;
}

body {
  margin: 10;
  font-family: Arial, Helvetica, sans-serif;
  background-color: Black;
  color: white;
}

.topnav {
  overflow: hidden;
  background-color: #333;
}

.topnav a {
  float: left;
  color: #f2f2f2;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
}

.topnav a:hover {
  background-color: #ddd;
  color: black;
}

.topnav a.active {
  background-color: #4CAF50;
  color: white;
}

.full {
  width: 80%;
  float: left;
  padding: 15px;
}

.left-2 {
  width: 30%;
  float: left;
  padding: 15px;
}

.right-2 {
  width: 70%;
  float: left;
  padding: 15px;
}

.left-3 {
  width: 33%;
  float: left;
  padding: 15px;
  border: 1px solid black;
}

.mid-3 {
  width: 33%;
  float: left;
  padding: 15px;
  border: 1px solid black;
}

.right-3 {
  width: 33%;
  float: left;
  padding: 15px;
  border: 1px solid black;
}

a:link {
  color: white;
}
a:visited {
  color: white;
}
a:active {
  color: white;
}


#footer {
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 2.5rem;            /* Footer height */
}

#id1 { 
  margin-left:  20px; 
}