header{width:100%;margin-bottom:20px}.container{max-width:1200px;margin:20px auto;padding:20px;background-color:#f9f9f9;border-radius:10px;box-shadow:0 2px 10px #0000001a}.payment-container{position:relative;text-align:center;margin-top:50px}h2{text-align:center;color:#333;margin-bottom:30px}