В HTML-верх.
Этот код убирает границы форума.
Код:
<style type="text/css">
.category .container {border: none !important;}
.punbb td.tcl, .punbb td.tc2, .punbb td.tc3, .punbb td.tcr{
border: none !important;
}
.punbb .section .container,.punbb .post-body,.punbb .post-links,.punbb .formal fieldset .post-box,#viewprofile li strong,#viewprofile li div,#setmods dd,.punbb .info-box,.punbb #pun-main .info-box .legend,.punbb .main .container,.punbb .post .container,.punbb .post h3, #pun-stats h2,.punbb .main h1,.punbb .main h2,#pun-title,#pun-title .container,.punbb .modmenu .container,#pun-navlinks .container,.punbb th,.punbb .post h3 span,#pun-main fieldset legend span,.punbb textarea, .punbb .quote-box, .punbb .code-box{
border: none !important;
}
</style>