npm install
npm install --save crypto-js
npm run serve
npm run build
npm install -g cnpm --registry=https://registry.npm.taobao.org
npm uninstall sass-loader node-sass
npm install sass-loader@8.0.2 sass@1.26.5 --save-dev
npm install
npm install --save crypto-js
npm run serve
npm run build
npm install -g cnpm --registry=https://registry.npm.taobao.org
npm uninstall sass-loader node-sass
npm install sass-loader@8.0.2 sass@1.26.5 --save-dev