require("css/index.css");

module:{
        rules:[
            {
                test: /\.css$/,
                loader:"webpack-require-css",
                options:{
                    publicPath:'/static/css/'
                }
            }
        ]
    }

module:{
        loaders:[
            {
                test: /\.css$/,
                loader: 'webpack-require-css?publicPath=/css/'
            }
        ]
    }