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The external div adapts to the height of the internal tag, setting the minimum height and maximum height_html/css_WEB-ITnose
The external div adapts to the height of the internal tag, setting the minimum height and maximum height_html/css_WEB-ITnose
1. div adaptive height: In front-end development, it is often necessary to make the outer div automatically adapt to the height of the internal tags and content. The internal tags may be
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1. Clear the float attribute with a pseudo object
1 <!doctype html> 2 <html lang="en"> 3 <head> 4 <meta charset="UTF-8"> 5 <title>Document</title> 6 <!-- CSS --> 7 <style type="text/css"> 8 #wrap2{ 9 width: auto;10 height: auto;11 min-height: 250px;/*设置最小高度*/12 max-height: 500px;/*设置最大高度*/13 overflow: hidden;/*内容超出后隐藏*/14 border: 2px solid yellow;15 }16 #wrap2:after{ 17 content: "";18 visibility: hidden;19 display: block;20 clear: both;21 }22 #inner2{ 23 width: 200px;24 height: 200px;25 border: 1px solid black;26 float: right;27 }28 </style>29 </head>30 <body>31 <div id="wrap2" class="">32 <div id="inner2" class=""></div>33 </div>34 </body>35 </html>36
2. Use Empty div to clear the float attribute
1 <!doctype html> 2 <html lang="en"> 3 <head> 4 <meta charset="UTF-8"> 5 <title>Document</title> 6 <!-- CSS --> 7 <style type="text/css"> 8 #wrap1{ 9 width: auto;10 height: auto;11 border: 2px solid yellow;12 }13 #inner1{ 14 width: 200px;15 height: 200px;16 border: 1px solid black;17 float: right;18 }19 </style>20 </head>21 <body>22 <div id="wrap1">23 <div id="inner1"></div>24 <div style="clear:both;"></div> <!-- 在外层div的底部加一个空的div标签，并设置样式为clear:both; -->25 </div>26 </body>27 </html>
2. Set the minimum and maximum height for the div:
1 #wrap1{ 2 width: auto;3 min-height: 100px;4 max-height: 500px;5 overflow: hidden;6 border: 2px solid yellow;7 }
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