scalable，Avoid the Rem, adaptation scheme of decimal details deviation defects such as Vw, make it easy for PC to develop more seamless switch to the mobile Web development。
- no fixed phone device screen size
- fixed viewport width by design width
- scale viewport by device width
todo
- npm
npm i scalable-adapter --save
- cdn
<script src="***.cdn/scalable-adapter/index.js"></script>
// 以375设计稿适配
window.Adapter.setAdapterDesign({
width: 375
});