body {
    margin:0px;
    padding:0px;
    text-align:center;
}

p { margin: 50px; }

#graph-area {
    position:relative;   
    width: 300px;
    height:300px;
    border:1px solid black;  
    background-color:white;
    margin:40px auto auto auto;
    box-shadow: 5px 5px 5px rgba(0,0,0,0.3);
}

#canvas {
    width: 100%;
    height:100%;
}