.custom-grid{display:flex;flex-wrap:wrap;gap:20px}.product{flex:1 1 calc(33.333% - 20px);box-sizing:border-box;border:1px solid #ddd;padding:10px}.product img{max-width:100%;height:auto}select{padding:10px;border:1px solid #ddd;border-radius:4px;margin-right:10px}#new-year-banner{display:flex;justify-content:center;align-items:center}#new-year-banner img{max-height:100vh;width:auto;object-fit:contain}@media (max-width:768px){#new-year-banner img{max-height:80vh}}