How to fill the header when scrolling right? - html

Question

When i re-size my browser and scroll to the right end,
I get the header like the following figure, http://awesomescreenshot.com/02a29uof91
This is my output
Even stackoverflow Header too display like this..
How to fill the header when scrolling right?
CSS
body
{
margin: 0;
padding: 0;
line-height: 1.5em;
font-family: Arial, Helvetica, sans-serif;
color: #666;
background: #fff;
}
#templatemo_header_wrapper
{
height: 114px;
margin: 0 auto;
background: #19446a url(images/templatemo_header_bg.jpg) repeat-x;
}
#templatemo_header
{
width: 1200px;
margin: 0 auto;
}
#templatemo_menu_wrapper
{
clear: both;
width: 100%;
height: 41px;
margin: 0 auto;
background: url(images/templatemo_menu_bg.jpg) repeat-x;
}
#templatemo_menu
{
width: 1320px;
height: 41px;
margin: 0 auto;
}
#templatemo_menu ul
{
margin: 0 0 0 28px;
padding: 0px;
list-style: none;
}
#templatemo_menu ul li
{
padding: 0px;
margin: 0px;
display: inline;
}
#templatemo_menu ul li a
{
float: left;
display: block;
height: 22px;
width: 115px;
padding: 13px 0 0 0;
background: url(images/templatemo_menu.jpg) bottom no-repeat;
text-align: center;
font-size: 14px;
text-decoration: none;
color: #FFF;
font-weight: bold;
outline: none;
}
HTML
<div id="templatemo_header_wrapper" >
<div id="templatemo_header">
<div class="style1">
<table width="1200px">
<tbody>
<tr>
<td style="text-align: left">
<p>
Heading
</p>
</td>
<td align="right">
<table>
<tbody>
<tr>
<td>
<img height="50px" src="images/x.PNG" alt="x">
</td>
<td>
<strong><span style="font-family: Times New Roman; text-transform: uppercase; font-size: 18pt;">
Comapny name</span></strong>
<br>
<span style="font-size: 14px; font-weight: normal;">Pvt.
Ltd.</span>
</td>
</tr>
</tbody>
</table>
</td>
</tr>
</tbody>
</table>
</div>
</div>
</div>

Answer 1

Some code would be helpful.
Genrally, if you want things to fill horizontally, you need to specify a 100% width container and then place (or float) elements within it.
And I don't see anything like this on stackoverflow.com, regardless of how wide I make the window.