题解 | #设置文字颜色#
CSS单位（一）
http://www.nowcoder.com/practice/8e6cdbc7ad5b4f2b840d5aad314506b1
{"css":"","js":"","html":"<html>\n <head>\n <meta charset=utf-8>\n <style type=\"text/css\">\n .box {\n /*补全代码*/\n width:4em;\n height:4em\n }\n </style>\n </head>\n <body>\n <div class='box'></div>\n </body>\n</html>","libs":[]}
