  }
            
            .dapp-grid,
            .explorer-grid {
                grid-template-columns: 1fr;
            }
        }

        /* User Dropdown Menu */
        .user-dropdown {
            position: absolute;
            top: 100%;
            right: 0;
            background: rgba(0, 0, 0, 0.9);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 10px;
            padding: 10px 0;
            min-width: 200px;
     