entry: [
    'bootstrap-loader',
  path.resolve(projectRootPath,'src/app.js')
 ]

loaders:[
 {
  test:/\.js$/,
  exclude:/node_modules/,
  loader:'babel-loader',
  query:{
   presets:['es2015','react','stage-0'],
   plugins:['transform-decorators-legacy']
  }
 },
 {test:/\.css$/,loader:'style!css'},
 { test: /\.scss$/, 
  loader: 'style!css?modules&importLoaders=2&sourceMap&localIdentName=[local]___[hash:base64:5]!postcss-loader!sass?outputStyle=expanded&sourceMap'
 },
 {
  test: /\.woff2?(\?v=[0-9]\.[0-9]\.[0-9])?$/,
  loader: "url?limit=10000"
 },
 {
  test: /\.(ttf|eot|svg)(\?[\s\S]+)?$/,
  loader: 'file'
 } 
]loaders:[
 {
  test:/\.js$/,
  exclude:/node_modules/,
  loader:'babel-loader',
  query:{
   presets:['es2015','react','stage-0'],
   plugins:['transform-decorators-legacy']
  }
 },
 {test:/\.css$/,loader:'style!css'},
 { test: /\.scss$/, 
  loader: 'style!css?modules&importLoaders=2&sourceMap&localIdentName=[local]___[hash:base64:5]!postcss-loader!sass?outputStyle=expanded&sourceMap'
 },
 {
  test: /\.woff2?(\?v=[0-9]\.[0-9]\.[0-9])?$/,
  loader: "url?limit=10000"
 },
 {
  test: /\.(ttf|eot|svg)(\?[\s\S]+)?$/,
  loader: 'file'
 } 
]

preBootstrapCustomizations: ./src/theme/variables.scss

// 自己定义颜色
$cyan: #33e0ff;
$humility: #777;

// Bootstrap 变量
$brand-primary: darken(#428bca, 6.5%);
$brand-secondary: #e25139;
$brand-success: #5cb85c;
$brand-warning: #f0ad4e;
$brand-danger: #d9534f;
$brand-info: #5bc0de;

$text-color: #333;

$font-size-base: 14px;
$font-family-sans-serif: "Helvetica Neue", Helvetica, sans-serif;

appStyles: ./src/theme/bootstrap.overrides.scss

.navbar-brand {
 position: relative;
 padding-left: 50px;
}

.navbar-default .navbar-nav > .active > a,
.navbar-default .navbar-nav > .active > a:hover,
.navbar-default .navbar-nav > .active > a:focus {
 color: #33e0ff;
 background-color: transparent;
}

import React,{Component, PropTypes} from 'react'
import {IndexLink} from 'react-router' //主页路由

import { Navbar, Nav, NavItem } from 'react-bootstrap'; // 导航组件

export default class App extends Component {

 render(){
  const styles = require('./App.scss') //scss的样式
  return(
   <div className={styles.app}>
    <Navbar fixedTop>
     <Navbar.Header>
      <Navbar.Brand> //注意这里，就用了我们重写的navbar-brand
       <IndexLink to="/" activeStyle={{color: '#33e0ff'}}>
        <div className={styles.brand}/>
        <span>React Redux Example</span>
       </IndexLink>
      </Navbar.Brand>
      <Navbar.Toggle/>
     </Navbar.Header>
    </Navbar>
    <div className={styles.appContent}>{this.props.children}</div>
    <div>App footer</div>
   </div>
  )
 }
}