为首页加载提供了一个预加载进度条
Merge branch 'gh-pages' of github.com:zoorz/tech.zozorz.com into gh-pages
Merge branch 'gh-pages' of github.com:zoorz/tech.zozorz.com into gh-pages
修改微信关注的样式footer标签不兼容IE9一下版本