body {
    font-family: "Arial", sans-serif;
    background: linear-gradient(135deg, #74ebd5, #9face6);
    padding: 20px;
    color: #333;
  }
  
  h1 {
    text-align: center;
  }
  
  .subtitle {
    text-align: center;
    margin-bottom: 25px;
  }
  
  .card {
    background: white;
    padding: 18px;
    margin: 15px auto;
    max-width: 420px;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.15);
    transition: transform 0.2s;
  }
  
  .card:hover {
    transform: scale(1.03);
  }
  
  h3 {
    margin-top: 0;
  }
  
  input {
    width: 90%;
    padding: 6px;
    margin-top: 5px;
  }
  
  button {
    margin-top: 10px;
    padding: 7px 14px;
    border: none;
    border-radius: 6px;
    background: #6c63ff;
    color: white;
    cursor: pointer;
  }
  
  button:hover {
    background: #554fd8;
  }
  
  p {
    font-weight: bold;
    margin-top: 10px;
  }