源代码 :
点击运行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>开源教程(ossoft.cn)</title> <style> p { border-style:solid; border-top-color:#ff0000; } </style> </head> <body> <p>This is some text in a paragraph.</p> </body> </html>
运行结果