body,html{height:100%;margin:0}main{padding:20px;background-color:#fff}#root,.app{display:flex;flex-direction:column;min-height:100vh}.content{flex:1}h1{font-size:2rem;font-weight:700;display:flex;justify-content:center;align-items:center}header{background:#f3f4f6;padding:1rem;text-align:center}nav ul{list-style:none;padding:0}nav ul li{display:inline;margin:0 15px}footer{text-align:center;padding:1rem}.model-card{background-color:#fff;border:1px solid #ddd;border-radius:8px;box-shadow:0 4px 8px rgba(0,0,0,.1);padding:16px;text-align:center;max-width:200px;margin:10px;transition:box-shadow .3s ease}.model-card:hover{box-shadow:0 8px 16px rgba(0,0,0,.2)}.model-card h3{font-size:1.2em;margin-bottom:12px}.model-card button{background-color:#4caf50;color:#fff;padding:10px 16px;border:none;border-radius:4px;cursor:pointer;font-size:1em;transition:background-color .3s ease}.model-card button:hover{background-color:#45a049}.modelContainer{display:flex;flex-wrap:wrap;justify-content:flex-start;gap:10px}