body{font-family:Arial,sans-serif;background-color:#f5f5f5}h1{color:#333}h2{color:#555;border-bottom:1px solid #ccc;padding-bottom:5px}form{background:#fff;padding:15px;border-radius:5px;margin-bottom:20px}label{display:inline-block;width:150px;font-weight:700}input,select{padding:8px;margin-bottom:10px;border:1px solid #ccc;border-radius:4px;width:200px}button{padding:8px 16px;background-color:#4caf50;color:#fff;border:none;border-radius:4px;cursor:pointer;margin-right:10px}button:hover{background-color:#45a049}table{background:#fff;border-radius:5px}th{background-color:#4caf50;color:#fff}