body {
    background-color: #CCCCCC;
}

.page {
    width: 100%;
    height: 100%;
}

canvas {
    border-bottom: 1px solid rgba(0,0,0,0.3); 
    background-color: #FFF;
    box-shadow: 0 9px 20px -5px rgba(0,0,0,0.8);
}