body {
            margin: 0;
            overflow: hidden;
            background: #000;
            cursor: crosshair;
            font-family: "Rubik", "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            text-rendering: optimizeLegibility;
        }

        button,
        input,
        select,
        textarea {
            font: inherit;
        }

        #app-shell {
            position: fixed;
            inset: 0;
            pointer-events: none;
            z-index: 120;
        }