@layer utilities {
            .content-auto {
                content-visibility: auto;
            }
            .text-shadow {
                text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
            }
            .bg-game {
                background-color: #f9f9f9;
            }
            .watermark {
                position: absolute;
                top: 50%;
                left: 50%;
                transform: translate(-50%, -50%);
                font-size: 4rem;
                font-weight: bold;
                color: rgba(255,255,255,0.15);
                z-index: 1;
                pointer-events: none;
            }
        }