<style type="text/css">
.category .container {background: transparent none !important; }
.punbb td.tcl, .punbb td.tc2, .punbb td.tc3, .punbb td.tcr{
background: transparent 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 .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, #pun-crumbs2 .container, #pun-about .container, .punbb .section .formal .container, .punbb .altstyle h3, .punbb .altstyle .container,  #pun-navlinks .container, #pun-ulinks .container, #profilenav h2 span, .punbb td.tc2, .punbb td.tc3, .punbb td.tcr, #viewprofile li strong, #pun-title h1, #pun-stats div.statscon, #viewprofile li div, #setmods dd,.punbb #pun-main .info-box .legend, .punbb .post-links, .punbb .formal fieldset, .punbb .post-body, .post-box,  .punbb .altstyle .post-links, .punbb .altstyle .post-body, .altstyle .post-box, .punbb th, .punbb legend span, .punbb .post h3 span, .punbb .altstyle h3 span, #viewprofile h2 span{
background: transparent none !important;}
*{
border: none !important;
}
</style>

<style type="text/css">
.category .container {background-color: url(ссылка на картинку) !important; }
.punbb td.tcl, .punbb td.tc2, .punbb td.tc3, .punbb td.tcr{
background-color: url(ссылка на картинку) !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 .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, #pun-crumbs2 .container, #pun-about .container, .punbb .section .formal .container, .punbb .altstyle h3, .punbb .altstyle .container,  #pun-navlinks .container, #pun-ulinks .container, #profilenav h2 span, .punbb td.tc2, .punbb td.tc3, .punbb td.tcr, #viewprofile li strong, #pun-title h1, #pun-stats div.statscon, #viewprofile li div, #setmods dd,.punbb #pun-main .info-box .legend, .punbb .post-links, .punbb .formal fieldset, .punbb .post-body, .post-box,  .punbb .altstyle .post-links, .punbb .altstyle .post-body, .altstyle .post-box, .punbb th, .punbb legend span, .punbb .post h3 span, .punbb .altstyle h3 span, #viewprofile h2 span{
background-color: url(ссылка на картинку) !important;}
</style>