题解 | #设置盒子宽高#
设置盒子宽高
http://www.nowcoder.com/practice/cd97b1e4964b46a4adf27c2b3c81d6fd
{"css":"/*补全代码*/\n.box{\n height:100px;\n width: 100px;\n padding: 20px;\n margin: 10px;\n}","js":"","html":"<div class=\"box\">\n</div>","libs":[]}
margin设置外间距; padding设置内间距;
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