#panel {
/* Prevent nearby text being highlighted when accidentally dragging mouse outside confines of the canvas */
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

#canvas {
    border: 1px solid #888;
    border-radius: 4px;
    position: relative; /* Necessary for correct mouse co-ords in Firefox */
}