vue 移动端px转vw 安装postcss-px-to-viewport

#安装
**npm install postcss-px-to-viewport **

#配置package.json

“plugins”: {
“autoprefixer”: {},
“postcss-px-to-viewport”: {
“viewportWidth”: 375,
“unitPrecision”: 3,
“viewportUnit”: “vw”,
“selectorBlackList”: [
“.ignore”,
“.hairlines”
],
“minPixelValue”: 1,
“mediaQuery”: true
}
}