selain ongelma

ongelma on että kun pistän allaolevan css tiedoston sivuuni, niin opera ja mozilla ei näytä sen jälkeen sivun taustaväriä tai bordereitten väriä.. apua?

body {
font-family:Arial,Helvetica,sans-serif;
color:#fff;
background:#3c3c3ccenter;
margin:0;
}
a {
font-weight:bold;
text-decoration:none;
color:#fc3;
}
a:hover {
text-decoration:underline;
}
img {
border:0;
}
ul, li {
padding:0;
border:0;
margin:0;
list-style:none;
}
h1, h2, h3, h4, h5 {
padding:0;
margin:0;
}
table {
font-size:11px;
border-collapse:collapse;
}
#body_shell {
width:760px;
text-align:left;
}
#body_wrap {
width:760px;
float:left;
}
#header_all {
width:760px;
height:74px;
background-color:#333;
background-repeat:no-repeat;
}
#header_all {background-image:url(header_all.png);}
#masthead {
width:450px;
height:74px;
font-size:1px;
float:left;
}
#global_nav {
width:760px;
font-family:Tahoma,Arial,Helvetica,sans-serif;
font-size:10px;
background:#ccc url(nav.gif) repeat-x;
border-top:1px solid #000;
float:left;
overflow:hidden;
}
#global_nav li {
float:left;
}
#global_nav a {
font-weight:bold;
color:#333;
padding:10px 10px 11px 11px;
float:left;
display:block;
}
#global_nav a:hover {
text-decoration:none;
color:#fff;
background:#ccc url(nav_over.gif) repeat-x;
}
#content_wrap {
width:760px;
font-size:12px;
color:#fff;
float:left;
}
.txt1 {
color:#fff;
}
.txt2 {
color:#ccc;
}
.lnk1 {
color:#fc3;
}
.lnk2 {
color:#f90;
}
.lnk3 {
color:#fff;
}
.error {
color:#f93;
}
.all {
color:#fc3;
}
#main_col h4, #side_col h4 {
font-size:12px;
line-height:15px;
padding:5px 10px;
clear:both;
}
#col_wrap {
width:760px;
background:#3F4A59 url(col_wrap_all.gif) repeat-y;
border-top:1px solid #8aa9c2;
float:left;
}
#neck {
width:760px;
height:10px;
font-size:1px;
background:#3F4A59 url(neck_all.gif) repeat-x top;
clear:both;
}
#main_col_wrap {
width:446px;
overflow:hidden;
float:left;
}
#main_col {
padding:0 7px 7px;
}
#side_col_wrap {
width:308px;
background-image:url(side_colwrap_all.gif);
background-repeat:no-repeat;
padding:0 0 7px 6px;
float:left;
}
#side_col {
width:302px;
margin-top:7px;
}
.module_wrap, .bubble_wrap {
clear:both;
}
.module_head {
width:100%;
font-size:11px;
line-height:14px;
color:#000;
background:url(head_all.gif) no-repeat top right;
float:left;
}
#col_wrap #main_col .module_head {
width:432px;
}
.module_head a, #main_col .module_head a {
color:#000;
}
.module_head .module_head_right {
font-size:10px;
padding:4px 18px 0 0;
float:right;
}
.module_head h2 {
font-size:11px;
line-height:14px;
padding:4px 0 4px 10px;
float:left;
}
#side_col .module_head h2 {
background:#737D8C url(head_all.gif) no-repeat top left;
}
.module, .bubble {
padding-bottom:20px;
clear:both;
}
#side_col .module_wrap, #side_col .bubble_wrap {
padding-bottom:7px;
}
#side_col .module, #side_col .bubble {
font-size:11px;
color:#ccc;
background:url(module_302.gif) no-repeat bottom;
padding:0 7px 10px;
}
#side_col h4 {
color:#fff;
background:#444;
}
form {
display:inline;
}
#content_wrap select, #content_wrap input, #content_wrap textarea {
font-family:Arial, Helvetica, sans-serif;
font-size:12px;
}
.form {
color:#fff;
background:#222;
}
.w288 {width:288px;}
.w288 {width:288px;}