*{box-sizing:border-box}body,html{margin:0;padding:0;height:100%;font-family:sans-serif}#app{display:grid;grid-template-rows:auto 1fr auto;min-height:100vh}header{display:flex;justify-content:space-between;align-items:center;padding:1rem 2rem;background-color:#171c28;border-bottom:1px solid #e0e0e0}header h1{margin:0;font-size:1.5rem;color:#fff}header nav ul{display:flex;gap:20px;list-style:none;margin:0;padding:0}header nav a{text-decoration:none;color:#ecf0f1;font-weight:700}main{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:20px;width:100%;overflow:hidden}.store-item{display:flex;flex-flow:row wrap;border:1px solid #ddd;padding:15px;border-radius:8px;background:#fff;height:100%}.store-item img{width:100%;height:180px;object-fit:contain;margin-bottom:10px}.store-item p{width:100%;margin:5px 0}.store-item p:nth-of-type(2){font-size:.9rem;color:#666;margin-bottom:15px}.store-item span{flex:1;text-align:center;font-weight:700;margin-top:auto;padding-top:10px;border-top:1px solid #eee}footer{text-align:center;padding:15px;background-color:#171c28;color:#fff}