教程之家 TIY Editor
教程之家
改变方向
暗黑模式
运行代码
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <style type="text/css"> p:first-child em { font-weight:bold } </style> </head> <body> <p>I am a <em>strong</em> man. I am a <em>strong</em> man.</p> <p>I am a <em>strong</em> man. I am a <em>strong</em> man.</p> </body> </html>