Gxlsystem TIY Editor
Gxlsystem 在线教程
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<html> <head> <style type="text/css"> body {font-size:100%;} h1 {font-size:3.75em;} h2 {font-size:2.5em;} p {font-size:0.875em;} </style> </head> <body> <h1>This is heading 1</h1> <h2>This is heading 2</h2> <p>This is a paragraph.</p> <p>This is a paragraph.</p> <p>...</p> </body> </html>