老师,我的代码有问题吗
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 | <!DOCTYPE html> < html > < head > < meta charset = "UTF-8" > < title ></ title > < style type = "text/css" > .div1{ width: 150px; height: 200px; position: absolute; top: 190px; left:180px; } .div2{ width: 150px; height: 200px; position: absolute; top: 190px; right: 180px; } img{ width: 100%; height: 100%; } </ style > </ head > < body > < img src = "http://img1.sycdn.imooc.com/climg//59c9f7ce0001839219034033.png" > < div class = "div1" > < img src = "http://img1.sycdn.imooc.com/climg//5a3383d00001a3dd02240364.png" > </ div > < div class = "div2" > < img src = "http://img1.sycdn.imooc.com/climg//5a3383c70001f1b702240364.png" > </ div > </ body > </ html > |
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同学你好!完成的不错,但是margin-top;最好是为高度的一半的负值会更好。也就是-100px。
祝学习愉快~
mrfengyun
2019-06-26 12:30:06
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | 修改以后的代码正确吗? <!DOCTYPE html> < html > < head > < meta charset = "UTF-8" > < title ></ title > < style type = "text/css" > .div1{ width: 150px; height: 200px; position: fixed; top: 50%; margin-top: -50px; } .div2{ width: 150px; height: 200px; position: fixed; top: 50%; margin-top: -50px; right:0px; } img{ width: 100%; height: 100%; } </ style > </ head > < body > < img src = "http://img1.sycdn.imooc.com/climg//59c9f7ce0001839219034033.png" > < div class = "div1" > < img src = "http://img1.sycdn.imooc.com/climg//5a3383d00001a3dd02240364.png" > </ div > < div class = "div2" > < img src = "http://img1.sycdn.imooc.com/climg//5a3383c70001f1b702240364.png" > </ div > </ body > </ html > |
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