菜鸟学堂
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源代码
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>菜鸟学堂</title> </head> <body> <table border="1"> <colgroup> <col span="2" style="background-color:red"> <col style="background-color:yellow"></colgroup> <tr> <th>ISBN</th> <th>Title</th> <th>Price</th></tr> <tr> <td>3476896</td> <td>My first HTML</td> <td>$53</td></tr> <tr> <td>5869207</td> <td>My first CSS</td> <td>$49</td></tr> </table> </body> </html>
运行结果
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菜鸟学堂 edu.jb51.net