body {
      font-family: Arial, sans-serif;
      background: #f4f4f9;
      display: flex;
      justify-content: center;
      align-items: center;
      height: 100vh;
    }

    form {
      background: white;
      padding: 25px 30px;
      border-radius: 12px;
      box-shadow: 0 0 10px rgba(0,0,0,0.1);
      width: 350px;
    }

    h2 {
      text-align: center;
      color: #333;
      margin-bottom: 20px;
    }

    input[type="text"], 
    input[type="email"], 
    input[type="password"] {
      width: 100%;
      padding: 10px;
      margin-bottom: 15px;
      border: 1px solid #ccc;
      border-radius: 8px;
      font-size: 16px;
    }

    button {
      width: 100%;
      padding: 10px;
      background: #28a745;
      color: white;
      border: none;
      border-radius: 8px;
      font-size: 16px;
      cursor: pointer;
    }

    button:hover {
      background: #218838;
    }