@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}
#preloader {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: #ffffff42;
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 9999;
            backdrop-filter: blur(30px);
            -webkit-backdrop-filter: blur(10px);
        }
        #preloader-content {
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 30px;
        }
        #preloader-logo {
            width: 80px;
            animation: none !important;
            transform: none !important;
            transition: opacity 0.5s ease-in-out;
        }
        
        /* Animasi loading lingkaran berputar */
        .spinner {
            width: 30px;
            height: 30px;
            border: 3px solid #f3f3f3;
            border-top: 3px solid #000000; /* Warna hitam */
            border-radius: 50%;
            animation: spin 1s linear infinite;
        }
        
        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }
        
        .loaded #preloader {
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.5s, visibility 0.5s;
        }