body{font-family:Arial;margin:0;background:#f4f6fb}
header{background:#004aad;color:white;padding:40px;text-align:center}
.container{max-width:1100px;margin:auto;padding:20px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}
.card{background:white;border-radius:10px;box-shadow:0 5px 15px rgba(0,0,0,.1);overflow:hidden}
.card img{width:100%;height:220px;object-fit:cover}
.card h3{margin:10px}
.card p{margin:10px;font-size:14px}
button{padding:8px 14px;background:#004aad;color:white;border:none;border-radius:6px;margin:2px}
input,textarea{width:100%;padding:10px;margin:5px 0}
table{width:100%;border-collapse:collapse;margin-top:20px}
td,th{border:1px solid #ddd;padding:8px;text-align:left}
.drop{border:2px dashed #888;padding:20px;text-align:center;background:#fff}