Benefit from style sheets to control content positioning

The use of css (Cascading Style Sheets) in the control of absolute positioning has the following benefits:

Smaller file sizes and faster page loads.
A single style sheet can control 100’s of pages across the your website, enable simple and quick updates/changes.
Improved Keyword density advantages.
Utilise style sheets for different media (mobile).
Finer control over your page layouts.

An advantage of using style sheets to control positioning is that this technique has no effect on the GUI (Graphical User Interface) or how the viewer sees content in their browser.