body{background:#f4f4f4;font-family:Arial}.container{max-width:800px;margin:auto;padding:20px}.card{background:#fff;border-radius:8px;margin-bottom:15px;padding:15px}input,select{margin:5px;padding:8px}button{cursor:pointer;margin:5px;padding:8px 12px}.row{justify-content:space-between;margin:5px 0;display:flex}