fix: 修改官网样式覆盖问题 (#2090)

Author: visiky

gatsby-browser.js

@@ -6,4 +6,5 @@ window.react = require('react');
 window.reactDom = require('react-dom');
 window.antd = require('antd');
 
-require('antd/dist/antd.min.css');
+require('antd/lib/alert/style/index.css');
+