/* Watermark Effect */
body {
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50%;
    height: 50%;
    background-image: url('logo.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
    opacity: 0.05;
    z-index: -1;
    pointer-events: none;
}