嵌套元素坍塌
作者：互联网
<!DOCTYPE html>
<html lang="en">
<head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> <style> #dv1 { width: 200px; height: 200px; background-color: #16a085; }
#dv2 { width: 100px; height: 100px; background-color: #e67e22; /* 1.可以为父元素定义上边框 2.可以为父元素定义上内边距 3.可以为父元素添加overflow:hidden */ margin-top: 50px; } </style> </head>
<body> <div id="dv1"> <div id="dv2"></div> </div> </body>
</html>
<head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> <style> #dv1 { width: 200px; height: 200px; background-color: #16a085; }
#dv2 { width: 100px; height: 100px; background-color: #e67e22; /* 1.可以为父元素定义上边框 2.可以为父元素定义上内边距 3.可以为父元素添加overflow:hidden */ margin-top: 50px; } </style> </head>
<body> <div id="dv1"> <div id="dv2"></div> </div> </body>
</html>
标签：width,color,坍塌,元素,100px,height,嵌套,为父 来源： https://www.cnblogs.com/yongerbingxuan/p/14695788.html