body{
     background-color:#FFFFFF;
}
#background{
    padding-top: 400px;
    padding-right:100px;
    padding-left:400px;
    padding-bottom: 0px;
    margin-top:-100px;
    margin-left:-100px;
    margin-right:0px;
    background-image: url("http://i.imgur.com/TuA3KBl.jpg");

}

h4{
     font-family: "Verdana";
     font-size:25pt;
}
h5{
     font-family: "Verdana";
     font-size:25pt;
}
.list{
     border-style: groove;
     border-color: Blue;
     border-width: 5px;
     margin-left: 300px;
     margin-right: 300px;
     padding-top: 5px;
     padding-bottom: 5px;
}
.learn{
    font-family: "Rockwell";
    font-size:30pt;
    color:Black;
}
#line-separator{
     margin-top:10px;
     height:20px;
     background: linear-gradient(to bottom, white, #87CEFA);
     border-bottom:.5px solid #313030;
}
h2{
    font-family: "Rockwell";
    font-size:60pt;
    color:white;
    margin-top:-275px;
    margin-bottom:250px;
    margin-right: 300px;
    margin-left: 300px;
    padding: 5px;
}
h3{
    font-family: "Rockwell";
    color:black;
    font-size:25pt;
    margin-top:-50px;
    margin-bottom:0px;
}

#bar{
     margin-top:0px;
     margin-left:-100px;
     margin-bottom:-25px;
     background: black;
     font-family:"Verdana";
     position:absolute;
     height:5px;
     width:1350px;
     background-size: 100%;
}
#Diagram{
    margin-top:25px;
    margin-left:270px;
    padding-top: 793px;
    padding-right:0px;
    padding-left:100px;
    background-image: url("http://i.imgur.com/eqtKaux.png");
    background-repeat: no-repeat;
}
#Previous{
    background: linear-gradient(to bottom, rgba(179,220,237,1) 0%, rgba(179,220,237,1) 33%, rgba(41,184,229,1) 96%, rgba(188,224,238,1) 100%);
    height:40px;
    width: 200px;
    font-family: "Rockwell";
    font-size:15pt;
    border-color: #1E90FF;
    border-radius: 12px;
    margin-top:-1425px;
    margin-left: 50px;
    float: left;
}
#Next{
    background: linear-gradient(to bottom, rgba(179,220,237,1) 0%, rgba(179,220,237,1) 33%, rgba(41,184,229,1) 96%, rgba(188,224,238,1) 100%);
    height:40px;
    width: 200px;
    font-family: "Rockwell";
    font-size:15pt;
    border-color: #1E90FF;
    border-radius: 12px;
    margin-top: -1425px;
    margin-right: 10px;
    float: right;
}