body {  
            background-image: url('https://s41.ax1x.com/2026/02/13/pZqe9OJ.png');
            background-size: cover;
            background-position: center;
            width: 100vw;  
            height: 100vh;  
            display: flex;  
            justify-content: center;  
            align-items: center;  
            }