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clear: both;清除两侧中最大影响的那侧 left/right 完美解决高度塌陷或者外边距重叠 .clearfix::after, .clearfix::before { content: ''; display: table; clear: both; } 阅读全文
posted @ 2021-02-18 23:51
俗气小博
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<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="wi 阅读全文
posted @ 2021-02-18 22:25
俗气小博
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<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="wi 阅读全文
posted @ 2021-02-18 11:34
俗气小博
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<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="wi 阅读全文
posted @ 2021-02-18 11:27
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