body {
      font-family: Arial, sans-serif;
      margin: 0;
      background-color: #f5f5f5;
  }

  .header {
      background-color: #ffffff;
      padding: 20px;
      display: flex;
      align-items: center;
      border-bottom: 5px solid #8cc63f;
      box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
      border-bottom-width: 40px;
  }

  .header img {
      height: 60px;
  }

  .api {
      font-size: 48px;
      font-weight: bold;
      margin-left: 10px;
      color: #000;
  }

  .content {
      padding: 40px;
      text-align: left;
  }

  h1 {
      color: #4b8e1a;
  }

  a {
      color: #2b7cff;
      text-decoration: none;
  }