Change Thread Title Font Type

[MAZAG]

I hope to guide me hw can i change font type of thread title while showing it in forum display,
i need to make it Tahoma Font instead of verdana, i changed smallfont in CSS but not change it, it changed the title when showing in forumhome not in forumdisplay

Thnaks

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i forgot o say i'm working on vB3.6.8

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--------------- Added [DATE]1215347892[/DATE] at [TIME]1215347892[/TIME] ---------------

i have did it: in threadbit

<a href="showthread.php?$session[sessionurl]t=$thread[threadid]$thread[highlight]" id="thread_title_$thread[realthreadid]"<if condition="$show['gotonewpost']"> style="font-weight:bold"</if>><font face="Tahoma" style="font-size: 9pt"><b>$thread[threadtitle]</b></font></a>

but now about the thread title when appear in forum home under tavle of last post..

How can i change it only without changing small font..?