用2.0做vue.js仿饿了么中flex样式出不来 一直报这个错误

Question

 ERROR  Failed to compile with 1 errors                                                                         15:47:41

 error  in ./src/App.vue

Syntax Error: Missed semicolon

 @ ./~/vue-style-loader!./~/css-loader?{"minimize":false,"sourceMap":false}!./~/vue-loader/lib/style-rewriter.js?{"id":"data-v-bd26cd6c","scoped":false,"hasInlineConfig":false}!./~/vue-loader/lib/selector.js?type=styles&index=0!./src/App.vue 4:14-297 13:3-17:5 14:22-305
 @ ./src/App.vue
 @ ./src/main.js
 @ multi ./build/dev-client ./src/main.js

> Listening at http://localhost:8080

Answer 1

Syntax Error: Missed semicolon代码错误：缺少分号

Answer 2

缺少分号

Answer 3

少了那个postcss插件怎么安装