style.css

body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #f0f3f7; /* Pastel blue background */
  }
  
  .container {
    text-align: center;
    max-width: 400px;
    padding: 20px;
    border: 1px solid #ccc;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  }
  
  h1 {
    margin-top: 0;
    color: #5f6e86; /* Pastel gray */
  }
  
  p {
    margin-bottom: 10px;
    color: #6e7d97; /* Slightly darker pastel gray */
  }
  
  #transactionId {
    font-weight: bold;
    color: #2d4053; /* Darker pastel blue */
  }
  
  .success-icon {
    font-size: 60px;
    color: #34c759; /* Pastel green */
    margin-bottom: 20px;
  }