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ClassContent/历届学生/韩想/每日课程/2020-08-06/笔记.txt
2024-09-27 02:06:13 +08:00

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flex
rem :响应式的尺寸单位
基准值
网页默认的基准值(html) 16px
实现基准值修改:
1css 媒体查询
2js