Tente usar esse.
Código: Selecionar todos
/*  phpBB 3.0 Style Sheet
    --------------------------------------------------------------
   phpBB style name: CoDFaction
   Based on style:   subsilver2
   Original author:  Tom Beddard ( http://www.subBlue.com/ )
   Modified by:     Daniel St. Jules ( http://www.codfaction.com )
   NOTE: This page was generated by phpBB, the free open-source bulletin board package.
         The phpBB Group is not responsible for the content of this page and forum. For more information
         about phpBB please visit http://www.phpbb.com
    --------------------------------------------------------------
*/
* {
   margin: 0;
   padding: 0;
   border: none;
}
.fl { float: left; }
.fr { float: right; }
.clear { clear: both; }
html,body {
   margin: 0;
   padding: 0;
   height: 100%;
   background: #1b1b1b;
   font-family: Tahoma, Verdana, Arial, Sans-Serif;
   font-size: 11px;
   color: #8f8f8f;
   min-width: 956px;
}
#container {
   position: relative;
   width: 100%;
   background: url({T_THEME_PATH}/images/background.jpg) top center repeat-y;
   height: auto !important;
   height: 100%;
   min-height: 100%;
   min-width: 956px;
}
#topbarwrapper {
   height: 70px;
   width: 100%;
   background: url({T_THEME_PATH}/images/topbarbg.jpg) top center no-repeat;
   background-position: 50% 46px;
   min-width: 956px;
}
#topbar {
   height: 46px;
   width: 100%;
   background: url({T_THEME_PATH}/images/topbar.jpg) top center no-repeat;
}
.topbarcenter {
   width: 916px;
   margin: 0 auto;
   padding: 20px 20px 0 20px;
}
.topbarcenter .fl a, .topbarcenter .fl a:active, .topbarcenter .fl a:visited, .topbarcenter .fl a:hover {
   color: #afabad;
}
.toplogin {
   float: right;
   position: relative;
   top: -2px;
}
.toppassword {
   color: #afabad;
   font-size: 11px;
   font-weight: normal;
   border: 0;
   background: url({T_THEME_PATH}/images/password.jpg) top center no-repeat;
   width: 133px;
   vertical-align: top;
   height: 22px;
   padding: 0 0 0 5px;
}
.topusername {
   color: #afabad;
   font-size: 11px;
   font-weight: normal;
   border: 0;
   background: url({T_THEME_PATH}/images/username.jpg) top center no-repeat;
   width: 133px;
   vertical-align: top;
   height: 22px;
   padding: 0 0 0 5px;
}
.topsubmit {
   color: #494849;
   font-size: 1px;
   font-weight: normal;
   padding: 0;
   border: 0;
   background: url({T_IMAGESET_LANG_PATH}/topsubmit.jpg) top center no-repeat;
   width: 58px;
   height: 22px;
   vertical-align: top;
   text-align: left;
   vertical-align: top;
}
#breadc {
   width: 916px;
   margin: 0 auto;
   padding: 5px 20px 0 20px;
   color: #464646;
   font-size: 11px;
}
#breadc a, #breadc a:active, #breadc a:visited, #breadc a:hover {
   color: #464646;
}
#wrapper {
   margin: 0 auto;
   padding-top: 140px;
   background: url("{T_IMAGESET_PATH}/banner.jpg") top center no-repeat;
   width: 956px;
   border: 1px solid #414141;
   border-width: 0 1px 0 1px;
   height: auto !important;
   height: 100%;
   min-height: 100%;
}
#navigation {
   background: url("{T_THEME_PATH}/images/nav.jpg") top center no-repeat;
   width: 956px;
   height: 64px;
   padding: 10px 0 0 0;
   clear: both; 
   float: left; 
   overflow: hidden;
}
#nav {
   padding: 0; 
   margin: 0 auto; 
   list-style-type: none;
   float: left;
   position: relative; 
   left: 50%;
}
#nav li {
   float:left; 
   position:relative; 
   right:50%;
}
#nav a {
   width: 129px;
   display: block;
   height: 42px;
   margin: 0 10px;
}
#nav a:hover {
   background-position: 0 -42px;
}
.nav_home {
   background: url("{T_IMAGESET_LANG_PATH}/nav_home.png") 0 0 no-repeat;
}
.nav_ucp {
   background: url("{T_IMAGESET_LANG_PATH}/nav_ucp.png") 0 0 no-repeat;
}
.nav_members {
   background: url("{T_IMAGESET_LANG_PATH}/nav_members.png") 0 0 no-repeat;
}
.nav_search {
   background: url("{T_IMAGESET_LANG_PATH}/nav_search.png") 0 0 no-repeat;
}
.nav_register {
   background: url("{T_IMAGESET_LANG_PATH}/nav_register.png") 0 0 no-repeat;
}
.nav_home span, .nav_ucp span, .nav_members span, .nav_search span, .nav_register span{
   display: none; text-indent: -5000px;
}
#contentwrapper {
   width: 916px;
   padding: 6px 20px 20px 20px;
   clear: both;
   background: url("{T_THEME_PATH}/images/containerbg.jpg") top center repeat-y;
   background-position: 0 -14px;
   min-height: 587px;
}
#wrapfooter {
   text-align: center;
   clear: both;
}
#menubar {
   margin: 0 25px;
}
#datebar {
   margin: 10px 25px 0 25px;
}
#findbar {
   width: 100%;
   margin: 0;
   padding: 0;
   border: 0;
}
.forumrules {
   padding: 4px;
   font-weight: normal;
   font-size: 1.1em;
   background: url('{T_THEME_PATH}/images/row.png') repeat;
}
.forumrules h3 {
   color: #d65454;
}
/*  Text
--------------------- */
h1 {
   color: black;
   font-weight: bold;
   font-size: 1.8em;
   text-decoration: none;
}
h2 {
   font-weight: bold;
   font-size: 11px;
   text-decoration: none;
   line-height: 120%;
   padding-top: 2px;
}
h3 {
   font-size: 1.3em;
   font-weight: bold;
   line-height: 120%;
}
h4 {
   margin: 0;
   font-size: 1.1em;
   font-weight: bold;
}
p {
   font-size: 1.1em;
}
p.moderators {
   margin: 0;
   float: left;
   font-weight: bold;
}
.rtl p.moderators {
   float: right;
}
p.linkmcp {
   margin: 0;
   float: right;
   white-space: nowrap;
}
.rtl p.linkmcp {
   float: left;
}
p.breadcrumbs {
   margin: 0;
   float: left;
   font-weight: bold;
   white-space: normal;
}
.rtl p.breadcrumbs {
   float: right;
}
p.datetime {
   margin: 0;
   float: right;
   white-space: nowrap;
   font-size: 1em;
}
.rtl p.datetime {
   float: left;
}
p.searchbar {
   padding: 2px 0;
   white-space: nowrap;
} 
p.searchbarreg {
   margin: 0;
   float: right;
   white-space: nowrap;
}
.rtl p.searchbarreg {
   float: left;
}
p.forumdesc {
   padding-bottom: 4px;
}
p.topicauthor {
   margin: 1px 0;
}
p.topicdetails {
   margin: 1px 0;
}
.postreported, .postreported a:visited, .postreported a:hover, .postreported a:link, .postreported a:active {
   font-weight:bold;
}
.postapprove, .postapprove a:visited, .postapprove a:hover, .postapprove a:link, .postapprove a:active {
   font-weight:bold;
}
.postapprove img, .postreported img {
   vertical-align: bottom;
   padding-top: 5px;
}
.postauthor {
   color: #8f8f8f;
}
.postdetails {
   color: #8f8f8f;
}
.postbody {
   line-height: 1.4em;
   font-size: 12px;
}
.postbody li, ol, ul {
   margin: 0 0 0 1.5em;
}
.rtl .postbody li, .rtl ol, .rtl ul {
   margin: 0 1.5em 0 0;
}
.posthilit {
   background-color: #78927f;
   color: #000000;
}
.nav {
   margin: 0;
   color: #8f8f8f;
   font-weight: bold;
}
.pagination {
   padding: 4px;
   color: #8f8f8f;
   font-size: 1em;
   font-weight: bold;
}
.cattitle {
}
.gen {
   font-size: 11px;
   margin: 1px 1px;
}
.genmed {
   font-size: 11px;
   margin: 1px 1px;
}
.gensmall {
   font-size: 11px;
   margin: 1px 1px;
}
.copyright {
   color: #444;
   font-weight: normal;
   font-size: 11px;
}
.titles {
   font-family: "Lucida Grande", Helvetica, Arial, sans-serif;
   font-weight: bold;
   font-size: 1.3em;
   text-decoration: none;
}
.error {
   color: red;
}
/* Tables
------------ */
th {
   background: url('{T_THEME_PATH}/images/cell1.jpg') no-repeat;
   text-align: left;
   height: 36px;
   padding: 2px 0 0 10px;
}
.cell2 th {
   background: url('{T_THEME_PATH}/images/cell2.jpg') no-repeat;
   text-align: left;
   height: 36px;
   padding: 2px 0 0 10px;
}
td {
   padding: 2px;
}
td.profile {
   padding: 4px;
}
.tablebg {
}
.listsecond {
   width: 71px;
   font-size: 10px;
}
.listlast {
   width: 200px;
   font-size: 10px;
}
.catdiv {
   margin: 0;
   border: 0;
   background: url('{T_THEME_PATH}/images/cell1.jpg') no-repeat;
   height: 36px;
   padding: 2px 0 0 10px;
}
.rtl .catdiv {
   background: url('{T_THEME_PATH}/images/cell1.jpg') no-repeat;
}
.cat {
   height: 34px;
   margin: 0;
   padding: 0;
   border: 0;
   background: url('{T_THEME_PATH}/images/cell2.jpg') no-repeat;
   text-indent: 4px;
}
.row1 {
   background: url('{T_THEME_PATH}/images/row.png') repeat;
   padding: 4px;
}
.row1strong {
   background: url('{T_THEME_PATH}/images/row.png') repeat;
   padding: 4px;
   font-weight: bold;
}
.row2 {
   background: url('{T_THEME_PATH}/images/row.png') repeat;
   padding: 4px;
}
.row3 {
   background: url('{T_THEME_PATH}/images/row.png') repeat;
   padding: 4px;
}
.spacer {
   background: url('{T_THEME_PATH}/images/spacer.jpg') repeat;
}
hr {
   height: 1px;
   border-width: 0;
   background-color: #252525;
   color: #252525;
}
.legend {
   text-align:center;
   margin: 0 auto;
}
/* Links
------------ */
/* Links adjustment to correctly display an order of rtl/ltr mixed content */
.rtl a {
   direction: rtl;
   unicode-bidi: embed;
}
a:link {
   color: #54695a;
   text-decoration: none;
}
a:active,
a:visited {
   color: #54695a;
   text-decoration: none;
}
a:hover {
   color: #78927f;
   text-decoration: none;
}
a.forumlink {
   font-weight: bold;
   font-family: "Lucida Grande", Helvetica, Arial, sans-serif;
   font-size: 1.2em;
}
a.topictitle {
   margin: 1px 0;
   font-family: "Lucida Grande", Helvetica, Arial, sans-serif;
   font-weight: bold;
   font-size: 1.2em;
}
a.topictitle:visited {
   color: #6a6a6a;
   text-decoration: none;
}
th a,
th a:visited {
   color: #FFA34F !important;
   text-decoration: none;
}
th a:hover {
   text-decoration: underline;
}
/* Form Elements
------------ */
form {
   margin: 0;
   padding: 0;
   border: 0;
}
input {
   color: #afabad;
   font-weight: normal;
   background: #272626 url({T_THEME_PATH}/images/input.jpg) top left no-repeat;
   height: 22px;
   padding: 0 0 0 5px;
   font-size: 11px;
   vertical-align: middle;
}
textarea {
   color: #afabad;
   font-family: Tahoma, Verdana, Arial, Sans-Serif;
   font-size: 12px; 
   line-height: 1.4em;
   font-weight: normal;
   padding: 2px;
   background: #272626 url({T_THEME_PATH}/images/textarea.jpg) top left no-repeat;
}
select {
   color: #afabad;
   font-weight: normal;
   border: 1px solid #272828;
   vertical-align: middle;
   background: #1e1e1e;
   padding: 1px;
}
option {
   padding: 0 1em 0 0;
}
option.disabled-option {
   color: graytext;
}
.rtl option {
   padding: 0 0 0 1em;
}
input.radio {
   border: none;
   background-color: transparent;
   vertical-align: middle;
}
.btnbbcode {
   font-weight: normal;
   height: 22px;
   padding: 0 5px 0 5px;
   font-size: 11px;
   background: #272626 url({T_THEME_PATH}/images/submit.jpg) top left no-repeat;
   vertical-align: middle;
}
.btnmain {
   font-weight: bold;
   cursor: pointer;
   height: 22px;
   padding: 0 5px 0 5px;
   font-size: 11px;
   background: #272626 url({T_THEME_PATH}/images/submit.jpg) top left no-repeat;
   vertical-align: middle;
}
.btnlite {
   font-weight: normal;
   cursor: pointer;
   height: 22px;
   padding: 0 5px 0 5px;
   font-size: 11px;
   background: #272626 url({T_THEME_PATH}/images/submit.jpg) top left no-repeat;
   vertical-align: middle;
}
.btnfile {
   font-weight: normal;
   height: 22px;
   padding: 0 5px 0 5px;
   font-size: 11px;
   background: #272626;
   border: 0px;
   vertical-align: middle;
}
.helpline {
   background: transparent;
}
/* BBCode
------------ */
.quotetitle, .attachtitle {
   margin: 10px 5px 0 5px;
   padding: 4px;
   border-width: 1px 1px 0 1px;
   border-style: solid;
   border-color: #110f10;
   color: #d0d0d0;
   background-color: #262425;
   font-size: 0.85em;
   font-weight: bold;
}
.quotetitle .quotetitle {
   font-size: 1em;
}
.quotecontent, .attachcontent {
   margin: 0 5px 10px 5px;
   padding: 5px;
   border-color: #110f10;
   border-width: 1px;
   border-style: solid;
   font-weight: normal;
   font-size: 1em;
   line-height: 1.4em;
   background-color: #343233;
   color: #8f8f8f;
}
.attachcontent {
   font-size: 0.85em;
}
.codetitle {
   margin: 10px 5px 0 5px;
   padding: 4px;
   border-width: 1px 1px 0 1px;
   border-style: solid;
   border-color: #110f10;
   color: #d0d0d0;
   background-color: #262425;
   font-size: 0.85em;
   font-weight: bold;
}
.codecontent {
   margin: 0 5px 10px 5px;
   padding: 5px;
   border-color: #110f10;
   border-width: 1px;
   border-style: solid;
   font-weight: normal;
   font-size: 1em;
   line-height: 1.4em;
   background-color: #343233;
   color: #8f8f8f;
   font-family: Monaco, 'Courier New', monospace;
}
.syntaxbg {
   color: #FFFFFF;
}
.syntaxcomment {
   color: #FF8000;
}
.syntaxdefault {
   color: #0000BB;
}
.syntaxhtml {
   color: #000000;
}
.syntaxkeyword {
   color: #007700;
}
.syntaxstring {
   color: #DD0000;
}
/* Private messages
------------------ */
.pm_marked_colour {
   background-color: #000000;
}
.pm_replied_colour {
   background-color: #A9B8C2;
}
.pm_friend_colour {
   background-color: #007700;
}
.pm_foe_colour {
   background-color: #DD0000;
}
/* Misc
------------ */
img {
   border: none;
}
.sep {
   color: black;
   background-color: #FFA34F;
}
table.colortable td {
   padding: 0;
}
pre {
   font-size: 1.1em;
   font-family: Monaco, 'Courier New', monospace;
}
.nowrap {
   white-space: nowrap;
}
.username-coloured {
   font-weight: bold;
}
* html .row1, * html .row1strong, * html .row2, * html .row3, * html .forumrules {
   background-image: none;
   background-color: #0A0809;
}
.catdiv h2 a:link, .catdiv h2 a:visited, .catdiv h2 a:active, .catdiv h2 a:hover { color:#8f8f8f; }
Limpe o cache do fórum e atualize o tema.
Siga o caminho:
ACP, Estilos.
Clique em Temas (ou Tema, não lembro como está  :roll: ) e na linha do seu estilo clique em atualizar. 
Se não der certo avise.