MediaWiki:Common.css

Note - After saving, you may have to bypass your browser's cache to see the changes. Mozilla / Firefox / Safari: hold Shift while clicking Reload, or press either Ctrl-F5 or Ctrl-R (Command-R on a Macintosh); Konqueror: click Reload or press F5; Opera: clear the cache in Tools → Preferences; Internet Explorer: hold Ctrl while clicking Refresh, or press Ctrl-F5.

.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }