Now that we are familiar with the pieces that control the look and content of your theme, let's apply this knowledge and make some changes to the default Kubrik theme.
The first step is to make a list of the changes that you want to make. Here's what we've come up with:
Increase width to 980px
Increase font sizes in sidebar
Use a graphic header
We've picked 980px as our target width because this size is optimized for a 1024 screen resolution and works well in a grid layout. Several CSS adjustments will be necessary to realize this modification, as well as using an image editing program (we will be using Photoshop).
To increase the page width, the first step is to determine which entries in the CSS stylesheet are controlling the width. Using Firebug to inspect the page (as seen below), we find that the selector #page has a value of 760px for the width property. And #header has a width of 758px (less because there is a 1px left margin). The .narrowcolumn...