@keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        @keyframes slideUp {
            from { transform: translateY(20px); opacity: 0; }
            to { transform: translateY(0); opacity: 1; }
        }
        @keyframes bounceIn {
            0% { transform: scale(0.3); opacity: 0; }
            50% { transform: scale(1.05); }
            70% { transform: scale(0.9); }
            100% { transform: scale(1); opacity: 1; }
        }
        .glass {
            backdrop-filter: blur(16px) saturate(180%);
            background-color: rgba(255, 255, 255, 0.75);
            border: 1px solid rgba(255, 255, 255, 0.125);
        }
        .dark .glass {
            background-color: rgba(17, 24, 39, 0.75);
            border: 1px solid rgba(255, 255, 255, 0.125);
        }
        .scroll-button, .refresh-button {
            position: fixed;
            bottom: 20px;
            right: 20px;
            z-index: 99;
            background-color: rgba(59, 130, 246, 0.8);
            color: white;
            border-radius: 50%;
            width: 50px;
            height: 50px;
            display: flex;
            justify-content: center;
            align-items: center;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        .scroll-button:hover, .refresh-button:hover {
            background-color: rgba(59, 130, 246, 1);
        }
        .refresh-button {
            right: 80px;
            z-index: 99;
        }