   cursor: pointer;
    }

    button[type="submit"]:hover {
      background-color: #449D44;
    }
  </style>
</head>

<body>
  <h1 style="text-align: center;">添加 RSS 订阅</h1>
  <form method="POST" action="/addfeed">
    <label for="url">输入 RSS 订阅链接：</label>
    <input type="text" id="url" name="url" />
    <label for="tag">标签：</label>
    <input type="text" id="tag" name="tag" />
    <button type="submit">添加</button>
  </form>
</body>

</html>