Qual é minha questão:
alguma parte do codigo css deixou a largura do meu forum pequeno

Código:

/* Navegacion */
.user_login_form{margin: 5px;}

    body{cursor:url(http://img24.imageshack.us/img24/7129/glovecursor.png),auto}a:hover{cursor:url(http://img24.imageshack.us/img24/7129/glovecursor.png),auto}

.button:hover,.button2:hover,.input:hover,.button1:hover,.input:hover,.button2:hover,.i_reply:hover,.i_icon_quote:hover,.i_icon_edit:hover,.i_icon_delete:hover,.i_icon_ip:hover,.i_icon_profile:hover,.i_icon_pm:hover,.profile-icons:hover{
-moz-opacity: .85;
-moz-transform: rotate(-2.2deg) scale(0.9);
-webkit-transform: rotate(-2.2deg) scale(0.9);
filter: alpha(opacity=100);
opacity: 1;
}

.buttons a img {
filter:alpha(opacity=100);
-moz-opacity: 1.0;
opacity: 0.5;}

.buttons a img:hover {
filter:alpha(opacity=100);
-moz-opacity: 0.85;
opacity: 1.0;
 -webkit-transform: rotate(-2.2deg) scale(0.9); -moz-transform: rotate(-2.2deg) scale(0.9);
}

.buttons a img:active {
-webkit-transform: rotate(-2.0deg) scale(1.1); -moz-transform: rotate(-2.0deg) scale(1.1);
}

.buttons a img:hover {
-moz-opacity: .85;
-moz-transform: rotate(-2.2deg) scale(0.9);
-webkit-transform: rotate(-2.2deg) scale(0.9);
filter: alpha(opacity=100);
opacity: 1;
}

.lastpost {
-moz-border-radius: 7px;
-moz-box-shadow: 0 0 8px #666;
-webkit-border-radius: 7px;
-webkit-box-shadow: 0 0 8px #666;
border: 2px solid #EEE;
border-image: initial;
border-radius: 10px;
box-shadow: 0 0 7px #666;
margin: 3px;
width: auto;
}

#page-header .navbar {
position: relative;
top: -45px;
left: 0px;
background: none;
}

/*-------TOPIC-------*/
.table-title, .table-title h2 {
        padding-bottom:5px;
        font-family:Trebuchet MS,Tahoma;
        font-style: italic;
        color: #686767;
        text-shadow: 1px 1px 1px #fff;
        text-transform: none;
   display: inline;
   font-size: 1.2em;
        font-weight: normal;
   }


.topic-title {
text-shadow: 1px 1px 1px #fff;
        font-family:Trebuchet MS,Tahoma;
   display: inline;
   font-size: 12px;
   text-align: left;
   }
.postbody .topic-title {
        font-family:Trebuchet MS,Tahoma;
}
.postbody .content {
        font-family:Trebuchet MS,Tahoma;
}
p.author {
   margin: 0 15em 0.6em 0;
   padding: 0 0 5px 0;
   font-family: Trebuchet MS,Tahoma,Arial;
   font-size: 1.2em;
   line-height: 1.2em;
   }




/*-------End-TOPIC-------*/

/* Fin Navegacion */

/* Body + Logo + Descripcion */

#page-header .navbar {
position: relative;
top: -45px;
left: 0px;
background: none;
}

div#page-header div.navbar ul.linklist li a {
    background: url("http://i46.servimg.com/u/f46/12/26/44/81/navspl12.gif") no-repeat scroll right top transparent;
    margin-left: -6px;
    padding: 15px 18px 15px 15px;
}

#page-header .navbar .navlinks a:hover {
background: url("http://i46.servimg.com/u/f46/12/26/44/81/navbg_13.gif") ;
-moz-border-radius-topleft: 0px;
-moz-border-radius-topright: 0px;
}

#page-header .navbar .navlinks a {
    color: #FFFFFF;
    font: bold 13px/46px arial,helvetica,sans-serif;
    min-width: 600px;
    max-width: 600px;
    text-align: center;
    text-decoration: none;
    text-transform: capitalize;}

/* Fin Navegacion */

/* Body + Logo + Descripcion */

body {
    background-attachment: scroll;
    background-color: #f8f8f8;
    background-image: url("http://i46.servimg.com/u/f46/12/26/44/81/body29.jpg");
    background-position: top-center;
    background-repeat: repeat-x;
}

/* Fin Body + Logo */

#logo img{
display: inline;
float: left;
position: relative;
top: -25px;
left: 0px;}

#logo-desc p {
    color: #ABABAB;
    display: inline;
    float: left;
    font: Tahoma,Calibri,Verdana,Geneva,sans-serif;
    font-size: 13px;
    margin: 0;
    padding: 0;
    position: relative;
    right: -213px;
    top: -9px;
}

/* Wrap (Cuerpo - Contorno - search) */

 #search-box { visibility: hidden; } #forum-search { visibility: hidden; }

#wrap {
    background-color: #FFFFFF;
    background-image: url("http://i46.servimg.com/u/f46/12/26/44/81/wrap-r10.jpg"); repeat-y scroll 0 0 transparent;
    background-repeat: repeat-x;
    border-bottom: 1px solid #FFFFFF;
    border-left: 1px solid #e9e9e9;
    border-radius: 8px 8px 8px 8px;
    border-right: 1px solid #e9e9e9;
    border-width: 0 1px 1px;
    margin-bottom: 30px;
    margin-top: 93px;
    min-width: 700px;
    padding: 5px 9px 1px;
    width: 960px;
}

.headerbar { margin-top: -92px; }

/* Fin Wrap */

/* Panel (Row General) */

.panel {
    background-color: #FBFBFB;
    background-image: url("http://i62.servimg.com/u/f62/15/52/27/82/grey_u10.png");
    background-position: center bottom;
    background-repeat: repeat-x;
    border: 1px solid #dddddd;
    border-radius: 0px 0px 0px 0px;
}

/* Fin Panel (Row General) */

.postbody .topic-title {
font-size:1.2em;
}

/* QUITA EL SUBRALLADO */

a {text-decoration: none;}
a:link {text-decoration: none;}
a:hover {text-decoration: none!important;}
a.forumtitle {text-decoration: none;}
a.forumtitle:hover {text-decoration: none!important;}
a.topictitle {text-decoration: none;}
a.topictitle:hover {text-decoration: none!important;}

/* PORTAL Y FOROS */

.forabg, .forumbg {
    background-color: #FBFBFB;
    background-image: url("http://i62.servimg.com/u/f62/15/52/27/82/grey_u10.png");
    background-position: center bottom;
    background-repeat: repeat-x;
    border-top: 0px solid #dddddd;
    border-bottom: 1px solid #dddddd;
    border-left: 1px solid #dddddd;
    border-right: 1px solid #dddddd;
    border-radius: 5px 5px 5px 5px;
}

.forabg span.corners-top span, .forumbg span.corners-top span {
    background: #a2afb5 url("http://i46.servimg.com/u/f46/12/26/44/81/top12.jpg");
    background-position: top;
    height: 61px; }

.forabg span.corners-bottom span, .forumbg span.corners-bottom span {
    background: #a2afb5 url("http://i46.servimg.com/u/f46/12/26/44/81/bottom10.jpg");
    background-position: top;
    border-bottom: 1px solid #dddddd;
    height: 6px; }

.header{ padding-top: 1px; height: 55px; }

li.row {
    border-bottom: 1px solid #dddddd;
    border-top: 1px solid #dddddd;
    position: relative; left: -5px;
    width: 958px;
    min-width: 750px;
}

.row {
    background-color: #FBFBFB;
    background-image: url("http://i62.servimg.com/u/f62/15/52/27/82/grey_u10.png");
    background-position: center bottom;
    background-repeat: repeat-x;
    left: -5px;
    min-width: 750px;
    position: relative;
    width: 958px;
}

.table-title, .table-title h2 {
    font-family: tahoma,arial,verdana,sans-serif;
    font-size: 14px;
    color: #FFFFFF;
    min-height: 38px;
    text-shadow: 0 -1px 0 #0099FF;
    display: inline;
    font-size: 1em;
}

.module, .post {   
    background-color: #FBFBFB;
    background-image: url("http://i62.servimg.com/u/f62/15/52/27/82/grey_u10.png");
    background-position: center bottom;
    background-repeat: repeat-x;
    border-radius: 5px 5px 5px 5px;
    border: 1px solid #dddddd;
}

.module span.corners-top, .post span.corners-top {   
    background: #a2afb5 url("http://i46.servimg.com/u/f46/12/26/44/81/top12.jpg");
    height: 35px; }

.module span.corners-bottom, .post span.corners-bottom {   
    background-color: #3f3f3f;
    height: 5px; }

.topics {
    text-shadow: 0 px 0 #fff;
    font-weight: bold;
}
.posts {
    text-shadow: 0 px 0 #fff;
    font-weight: bold;
}

.lastpost {
    text-shadow: 0 px 0 #fff;
    font-weight: bold;
}

hr {
border: 1 none #cccccc;
border-top: 1px solid #cccccc;
height: 1px;
margin: 5px 0;
display: block;
clear: both;
}

/* FONDO Y CONTORNO SEARCH - POP UP */

.overview {  border: 1px solid #292929; background-color: #FFFFFF; -webkit-border-radius: 5px; -webkit-border-radius: 5px; -moz-border-radius: 5px; -moz-border-radius: 5px; border-left-radius: 5px; border-top-radius: 5px;  }

#login_popup {
background-color: #FFFFFF;
}

/* CITAR CODE */

blockquote {    background-image: url('http://i22.servimg.com/u/f22/15/52/27/82/grey10.png');
    background-position: bottom;
    color: #4e4e4e;
    background-repeat: repeat-x;
    background-color: #fff;
    margin-left: 5px;
    border-top: 1px solid #2289b2;
    border-right: 1px solid #2289b2;
    border-left: 2px solid #2289b2;
    border-bottom: 3px solid #2289b2;
}

blockquote blockquote {
    background-color: #fff;
}

blockquote blockquote blockquote {
    background-color: #fff;
}

blockquote div {
    margin-left: 4px;
    color: #4e4e4e;
    font-size: 12px;
}

blockquote cite {
    font-size: 10px;
    color: #417394; 
    border-bottom: 1px solid #417394;
    margin-bottom: 3px;
}

dl.codebox {
    background-image: url('http://i22.servimg.com/u/f22/15/52/27/82/grey10.png');
    background-position: bottom;
    background-repeat: repeat-x;
    background-color: #fff; 
    margin: 0;
    padding: 3px;
    border: 1px inset #000;
    font-size: 1em;
    border-top: 1px solid #2289b2;
    border-right: 1px solid #2289b2;
    border-left: 2px solid #2289b2;
    border-bottom: 3px solid #2289b2;
max-height: 350px
overflow:auto
}

dl.codebox dt {
    text-transform: none;
    border-bottom: 1px solid #417394;
    margin-bottom: 3px;
    font-size: 10px;
    font-weight: bold;
    display: block;
    color: #417394;
}

blockquote dl.codebox {
    margin-left: 0;
}

dl.codebox code {
    overflow: auto;
    display: block;
    height: auto;
    max-height: 300px;
    white-space: normal;
    padding-top: 4px;
    font-size: 12px;
    font-family: "Courier New";
    line-height: 1.3em;
    color: #4e4e4e;
    margin: 2px 0;
}


/*-------------------PosT Perfil-------------------*/

.postprofile {
    background-image: url('http://i22.servimg.com/u/f22/15/52/27/82/grey13.png');
    background-repeat: repeat-x;
    background-position: bottom;
    background-color: #FAFAFA;
    padding-top: 20px;
    padding-bottom: 20px;
    border: 1px solid #dddddd;
    text-align:center;
    text-weight: bold;
    border-radius: 3px;
    -moz-border-radius: 3px;
    -webkit-border-radius: 3px;
}


hr {
    border: 0 none #dddddd;
    border-top: 1px solid #dddddd;
    margin-right: 10px;
}

.table-title, .table-title h2 {
text-shadow: 1px 1px 3px #000000;
font-weight: bold;
}
li.header dd, li.header dt{
text-shadow: 1px 1px 3px #000000;
font-weight: bold;
}

#page-footer div.navbar{
font: Tahoma,Calibri,Verdana,Geneva,sans-serif;
font-size:12px;
font-color: #ffffff;
-moz-border-radius: 5px;
-webkit-border-radius:5px;
background-image:url(http://i46.servimg.com/u/f46/12/26/44/81/wrap-r11.jpg);
background-repeat:repeat-x;
}

#page-footer ul li a{color:#fff;letter-spacing:0px}
dd.topics { visibility: hidden; }

#message-box textarea {
background-image: url(http://img255.imageshack.us/img255/6158/123rq.png);
  background-repeat: no-repeat;
}

form#quick_reply #textarea_content textarea#text_editor_textarea {
background-image: url(http://img255.imageshack.us/img255/6158/123rq.png);
  background-repeat: no-repeat;
}


a[href="/u877"] {
text-shadow: 0px 0px 7px #0000FF;
}

a[href="/u918"] {
text-shadow: 0px 0px 7px #0000FF;
}

a[href="/u840"] {
text-shadow: 0px 0px 7px #FFD700;
}

a[href="/u841"] {
text-shadow: 0px 0px 7px #FFD700;
}

a[href="/u808"] {
text-shadow: 0px 0px 7px #8B8989;
}

a[href="/u538"] {
text-shadow: 0px 0px 7px #8B0000;
}

a[href="/u764"] {
text-shadow: 0px 0px 7px #CD0000;
}

a[href="/u496"] {
text-shadow: 0px 0px 7px #9400D3;
}

a[href="/u773"] {
text-shadow: 0px 0px 7px #FF0000;
}

a[href="/u1"] {
text-shadow: 0px 0px 7px #FF0000;
}

a[href="/u459"] {
text-shadow: 0px 0px 7px #EE0000;
}

a[href="/u477"] {
text-shadow: 2px 0px 3px #8B0000;
}


a[href="/u920"] {
text-shadow: 0px 0px 7px #4682B4;
}

a[href="/u877"] {
background: url("http://i46.servimg.com/u/f46/16/56/73/62/21ee1p10.gif");
}

a[href="/840"] {
background: url("http://i46.servimg.com/u/f46/16/56/73/62/21ee1p10.gif");
}

a[href="/u841"] {
background: url("http://i46.servimg.com/u/f46/16/56/73/62/21ee1p10.gif");
}

a[href="/u808"] {
background: url("http://i46.servimg.com/u/f46/16/56/73/62/21ee1p10.gif");
}

a[href="/u764"] {
background: url("http://i46.servimg.com/u/f46/16/56/73/62/21ee1p10.gif");
}

a[href="/u733"] {
background: url("http://i46.servimg.com/u/f46/16/56/73/62/th/att11110.gif");
}

a[href="/u1"] {
background: url("http://recadosfacil.com/m/brilhos_stars/c9my93s7.gif");
}

a[href="/u459"] {
background: url("http://recadosfacil.com/m/brilhos_stars/c9my93s7.gif");
}

a[href="/u477"] {
background: url("http://www.mundodosgifs.com/chuva/chuva15.gif");
}

a[href="/u773"] {
background: url("http://i46.servimg.com/u/f46/16/56/73/62/th/att11110.gif");
}

a[href="/u918"] {
background: url("http://i46.servimg.com/u/f46/16/56/73/62/21ee1p10.gif");
}

a[href="/u538"] {
background: url("http://i46.servimg.com/u/f46/16/56/73/62/th/att11110.gif");
}

 
 

Medidas que eu tomei para corrigir o problema:
'

Links e imagens do meu problema:
https://i.imgur.com/LtYZ2.png

https://i.imgur.com/slREj.png

Endereço do meu fórum:
www.maniacoscheats.forumais.com

Versão do meu fórum:
PHPBB3

mais nao era pra ficar assim https://i.imgur.com/X30tW.png

só da assim né ?
entao deixa quieto vlw pela ajuda