h5-flexible Screenshot rem flexible scss markman / sketch BEM How do I get set up? yarn install yarn start localhost:8080 apply https://github.com/amfe/lib-flexible to https://3g.163.com/touch/news/subchannel/all?dataversion=A&uversion=A&version=v_standard#adaptation=pc&refer=https%3A%2F%2Fwww.baidu.com%2Flink%3Furl%3Dipf9JWR8eRrlDIx4eM5MGsiu77Y3L0kfFRaS_mFIUBa%26wd%3D%26eqid%3D930d37d3000053e2000000025aa28f9d