Merge branch 'feature/starClassroom' of http://git.dev.yoho.cn/web/yoho-activity…

…-node into feature/starClassroom

@@ -45,6 +45,7 @@
     "postcss-crip": "^2.0.0",
     "postcss-opacity": "^3.0.0",
     "postcss-position": "^0.4.0",
+    "postcss-pxtorem": "^3.3.1",
     "postcss-reporter": "^1.3.3",
     "postcss-short": "^1.4.0",
     "postcss-sprites": "^3.1.1",

@@ -84,6 +84,13 @@ function postcssEnvPlugin(env) {
     }
 
     plugins = [
+        require('postcss-pxtorem')({
+            rootValue: 40,
+            unitPrecision: 5, // 保留5位小数字
+            minPixelValue: 2, // 小于 2px 时，不转换, 单位为 PX 大写的时候不转换
+            selectorBlackList: [], // 选择器黑名单，可以使用正则
+            propWhiteList: [] // 属性名称为空，表示替换所有属性的值
+        }),
         require('autoprefixer')({
             browsers: ['not ie < 8']
         }),