1.拿到一份设计稿，我该如何进行移动端开发？
https://juejin.im/post/5d736747e51d4561ff66688c
2.viewport移动端适配
https://juejin.im/post/5bfa99e0e51d4555557d26c6
3.移动web开发
https://www.kancloud.cn/chandler/web_app/899840
4.rem,px互相转换工具
http://pvp.qq.com/act/a20161209story/rempx.htm