import { Button } from 'element-ui'

var button = require('element-ui/lib/button')
require('element-ui/packages/theme-chunk/button.scss')

{
  "plugins": [["component-scss", options]]
}

{
  "plugins": [
    ["component-scss", {
       "libraryName": "element-ui",
       "styleLibraryName": "theme-chalk/src",
       "ext":".scss"
     }]
  ]
}