@media print
{
    body
    {
        margin: 0;
        padding: 0;
        width: 210mm;
        height: 297mm;
        background-color: white;
    }

    canvas
    {
        display: block;
        width: 100%;
        height: 100%;
    }

    #container
    {
        display: none;
    }
}