html, body, canvas, #canvas {
    touch-action: none !important;
    touch-action-delay: none !important;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none !important;
    -webkit-user-select: none !important;
    -khtml-user-select: none !important;
    -moz-user-select: none !important;
    -ms-user-select: none !important;
    user-select: none !important;
}