body {
      font-family: Arial, sans-serif;
      background: #f4f7fb;
      margin: 0;
      padding: 0;
    }
    .container {
      max-width: 900px;
      margin: 40px auto;
      background: #ffffff;
      padding: 30px;
      border-radius: 10px;
      box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    }
    h1 {
      text-align: center;
      color: #2c3e50;
    }
    p {
      text-align: center;
      color: #555;
    }
    .contact-wrapper {
      display: flex;
      flex-wrap: wrap;
      gap: 20px;
      margin-top: 30px;
    }
    .contact-info, .contact-form {
      flex: 1;
      min-width: 280px;
    }
    .contact-info h3 {
      color: #27ae60;
    }
    .contact-info p {
      text-align: left;
      line-height: 1.6;
    }
    form input, form textarea {
      width: 100%;
      padding: 12px;
      margin-bottom: 15px;
      border: 1px solid #ccc;
      border-radius: 6px;
      font-size: 14px;
    }
    form textarea {
      resize: none;
      height: 120px;
    }
    form button {
      background: #27ae60;
      color: #fff;
      border: none;
      padding: 12px 20px;
      font-size: 16px;
      border-radius: 6px;
      cursor: pointer;
      width: 100%;
    }
    form button:hover {
      background: #219150;
    }
    footer {
      text-align: center;
      margin-top: 30px;
      color: #777;
      font-size: 14px;
    }
    @media (max-width: 600px) {
      .container {
        margin: 20px;
        padding: 20px;
      }
    }