*{box-sizing:border-box;margin:0;padding:0}body{color:#333;font-family:Arial,sans-serif;line-height:1.6}.container{margin:0 auto;max-width:1200px;padding:0 1rem}header{background:#0a2463;color:#fff;padding:1rem 0}header .container{align-items:center;display:flex;justify-content:space-between}header nav a{color:#fff;margin-left:1.5rem;text-decoration:none}section{padding:3rem 0}.hero{background:#f5f7fa;padding:5rem 0;text-align:center}.hero h1{color:#0a2463;font-size:2.5rem;margin-bottom:1rem}.btn{background:#0a2463;border-radius:6px;color:#fff;display:inline-block;margin-top:1rem;padding:.8rem 2rem;text-decoration:none}.products{display:grid;gap:2rem;grid-template-columns:repeat(3,1fr);margin-top:2rem}.card{border:1px solid #eee;border-radius:8px;overflow:hidden}.card img{height:200px;-o-object-fit:cover;object-fit:cover;width:100%}.card-body{padding:1.5rem}footer{background:#05143d;color:#fff;margin-top:2rem;padding:2rem 0;text-align:center}.text-center{margin-bottom:2rem;text-align:center}