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<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <title>Example of CSS3 tab-size Property</title> <style> pre { -moz-tab-size: 4; /* Firefox */ -o-tab-size: 4; /* Opera */ tab-size: 4; /* Standard syntax */ } </style> </head> <body> <pre>This preformatted text is using the tab-size 4</pre> </body> </html>
