Problem in CSS

[rv1990]

Hey Guys this is RV here ..
I was doing CSS for a website...The CSS worked well in Internet Explorer
whereas the same CSS file didnt worked in Opera 11.10.
Please help me in finding the solution.

[Zangetsu]

Originally Posted by rv1990

The CSS worked well in Internet Explorer
whereas the same CSS file didnt worked in Opera 11.10.

Buddy just these words don't explain what the problem?
could u just post the code snippet of CSS.
and how u actually implemented the CSS.

that would be more helpful to both of us

[rv1990]

ok i will be posting that code...

here

CSS file
*********************************************
html,body{
margin:0;
padding:0;
}
h1
{
margin:0;
padding:0;
}
body
{
font-family:Arial,Helvetica,Verdana,Sans-Serif;
font-size:"12px";
color:"#666666";
background:"#ffffff";
}
#page-container
{
width:760px;
margin:auto;
}
#main-nav{

height:50px;
}
#main-nav dl
{
margin:0;
padding:0;
}
#main-nav dt
{
float:left;
}
#main-nav dt a
{
text-decoration:none;
display:block;
colorrange;
padding-right:50px;
padding-left:50px;
font-size:18px;
text-align:center;
}
#main-nav dt a:hover
{
backgroundrange;
color:white;
}
#header{
height:150px;
background:#db6d16;
}
#header h1
{
margin-top:10px;
margin-left:380px;
}
#side-bar{
float:right;
width:280px;
line-height:18px;
}

#content
{
margin-right:280px;
line-height:18px;
}
#content h2
{
colorrange;

}
#side-bar .padding{
padding:25px;
}
#content .padding{
padding:25px;
}
#footer
{
clear:both;
height:66px;
font-family:Tahoma, Arial, Helvetica, Sans-Serif;
font-size:10px;
color:#c9c9c9;
}
#footer a{
text-decoration:none;
color:#c9c9c9;
}
#footer a:hover
{
color:#db6d16;
}
#footer #altnav
{
text-align:right;
float:right;
width:350px;
}
.hidden{
display:none;
}
#content h2
{
margin:0;
padding:0;
padding-bottom:15px;
}
#content p
{
margin:0;
padding:0;
padding-bottom:15px;
}
*******************************
The problem is opera is not able to render it....
jus solve this problem please