e>
        html {
            /* Remove touch delay: */
            touch-action: manipulation;
        }

        body {
            /* Light mode background color for what is not covered by the egui canvas,
            or where the egui canvas is translucent. */
            background: #909090;
        }

        @media (prefers-color-scheme: dark) {
            body {
                /* Dark mode background color for what is not covered by the egui canvas,
                or where the egui canvas is tran