| 使用环境名称版本vue3.2.13vue-cli5.xwebpack5.xnodejs16.15postcss-px-to-viewport^1.1.1安装npminstallpostcss-px-to-viewport--save-devyarnaddpostcss-px-to-viewport--save-devpnpmaddpostcss-px-to-viewport--save-dev如果devserver正在运行，安装完成以后记得重启devserver。配置在项目根目录下创建postc |