@media (max-width: 768px) { #header { display: block !important; position: fixed !important; top: 0; width: 100% !important; background-color: rgba(255, 255, 255, 0.5) !important; z-index: 1000 !important; box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1) !important; padding: 10px 20px !important; backdrop-filter: blur(8px) !important; } } @media (min-width: 769px) { #header { display: none; } }