題解 | CSS選擇器——偽元素
CSS選擇器——偽元素
http://www.fangfengwang8.cn/practice/b647425a1b464aff825a45d2b1825638
{"html":"<!DOCTYPE html>\n<html>\n\n<head>\n <meta charset=\"UTF-8\">\n <style>\n /* 填寫樣式 */\n div::after{\n content:\"\";\n width:20px;\n height:20px;\n display:block;\n background-color:rgb(255,0,0);\n }\n </style>\n</head>\n\n<body>\n <div></div> \n <script type=\"text/javascript\">\n /* 填寫JavaScript */\n \n </script>\n</body>\n\n</html>","css":"","js":""}
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