tailwindcss仿制github网站代码

flex布局, 适应屏幕

代码: 

参考视频: https://www.bilibili.com/video/BV1rf4y1g7r5/?spm_id_from=333.880.my_history.page.click&;vd_source=4b99eafc78bde0e57d5df78917974d47