body {
      font-family: monospace;
      background-color: #004777;
      color: #A30000;
      padding: 40px;
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    form {
      background: #EFD28D;
      border: 2px solid #A30000;
      border-radius: 20px;
      box-shadow: 0 4px 10px #EFD28D;
      padding: 30px 40px;
      margin: 30px 0;
      width: 400px;
      text-align: center;
      font-size: 1.2rem;
      display: flex;
      flex-direction: column;
      gap: 12px;
      transition: box-shadow 0.3s;
    }

     label {
      display: block;
      font-weight: 700;
      margin-bottom: 4px;
    }

     h1 {
      color: #A30000;
      text-align: center;
      font-size: 2.5rem;
      margin-bottom: 20px;
      letter-spacing: 1px;
    }

    h2 {
      color: #A30000;
      text-align: center;
      font-size: 1.8rem;
      margin-top: 30px;
      margin-bottom: 15px;
      letter-spacing: 0.5px;
    }

    input {
      width: 100%;
      padding: 10px 12px;
      border: 2px solid #A30000;
      border-radius: 10px;
      transition: border-color 0.3s;
      font-size: 1em;
      box-sizing: border-box;
    }
     input:valid {
      border-color: #4caf50;
    }

    input:invalid {
      border-color: #ffb3c6;
    }

    button {
      background-color:  #004777;
      color: white;
      font-size: 1em;
      border: none;
      border-radius: 10px;
      padding: 10px;
      width: 100%;
      margin-top: 15px;
      cursor: pointer;
      transition: background-color 0.3s;
    }

    button:hover {
      background-color: #A30000;
    }

    .success {
      color: #4caf50;
      margin-top: 10px;
      text-align: center;
    }

    .error {
      color: #ffb3c6;
      margin-top: 10px;
      text-align: center;
    }