题解 | CSS选择器——标签、类、ID选择器
CSS选择器——标签、类、ID选择器
https://www.nowcoder.com/practice/f76f7b7cbc8a47188481b425380b0785
{"html":"<html>\n <head>\n <meta charset=utf-8>\n <style type=\"text/css\">\n /*补全代码*/\n div{\n color:rgb(255, 0, 0);\n font-size:20px;\n }\n .green{\n color:rgb(0,128,0);\n }\n #black{\n color:rgb(0,0,0);\n }\n </style>\n </head>\n <body>\n <div>红色</div>\n <div class='green'>绿色</div>\n <div id='black'>黑色</div>\n </body>\n</html>","css":"/* html, body {\\n\\twidth: 100%;\\n\\theight: 100%;\\n\\tmargin: 0;\\n\\tpadding: 0;\\n} */","js":"// 请在这里输入代码"}
这样才显得专业