Files
ClassContent/历届学生/front-end-team/每天课程/2022-03-16/笔记.txt
2024-09-27 02:06:13 +08:00

13 lines
215 B
Plaintext
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

rem
和 px%emvw vh
一种响应式的尺寸单位,一般用在移动端(H5)开发。
你写的 1 rem * html上font-size 16px = 实际的px单位
1: 媒体查询
2: 用js动态计算