body {
    font-family: Arial, sans-serif;
   }
   
   .paymentForm {
    max-width: 400px;
    margin: 30px auto;
    padding: 20px;
    box-shadow: 0px 0px 10px 0px rgba(0,0,0,0.1);
   }
   
   .form-row {
    margin-bottom: 20px;
   }
   
   button {
    background-color: #4CAF50;
    color: white;
    padding: 14px 20px;
    margin: 8px 0;
    border: none;
    cursor: pointer;
    width: 100%;
    opacity: 0.9;
   }
   
   button:hover {
    opacity:1;
   }