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<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title></title> <style type="text/css"> .p1{ width: 100px; height: 30px; font-size: 20px; backgro 阅读全文
posted @ 2021-01-21 17:51
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<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title></title> <style type="text/css"> ul{ list-style: none; width: 300px; height: 300px; backgr 阅读全文
posted @ 2021-01-21 17:46
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<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title></title> <style type="text/css"> .div1{ width: 200px; height: 200px; background-color: red 阅读全文
posted @ 2021-01-21 17:44
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posted @ 2021-01-21 17:43
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<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title></title> <style type="text/css"> /* :link 能找到定义了超链接且未被访问的a元素 */ a:link{ color: red; } /* : 阅读全文
posted @ 2021-01-21 17:39
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posted @ 2021-01-21 17:37
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posted @ 2021-01-21 17:28
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posted @ 2021-01-21 17:21
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