body{
	background-image:url('math.jpg');
	background-size: cover;
}
.nav{
     
	}
.nav a {
  color: #add8e3;
  font-size: 11px;
  font-weight: bold;
  padding: 14px 10px;
  text-transform: uppercase;
	pborder: 2px solid #000000;

	border-color: #ffa500 #0000ff;


	border-radius: 5px;

	background-color:  #ff6600 ;

	height: 30px;

	width: 150px;

  
  
}

.nav li {
  display: inline;
  
}

.jumbotron {
  background-image:url('background.jpg');
  height: 500px;
  background-repeat: no-repeat;
  background-size: cover;
}

.jumbotron .container {
  position: relative;
  top:100px;
}

.jumbotron h1 {
  color: #fff;
  font-size: 48px;  
  font-family: 'Shift', sans-serif;
  font-weight: bold;
}

.jumbotron p {
  font-size: 20px;
  color: #fff;
}

.jumbotron a{
	
	}