Performance Tuning PHP

Another way to reduce content, is to replace bulky legacy HTML elements with CSS.

Advantages

• 20-30% smaller pages.

• CSS can be moved to static files and be served independently.

• In some cases makes the browser render page faster.

• More flexible layout.

Disadvantages

• Can be A LOT of manual labor.

• Older browsers (Netscape 4.0) do not support CSS.

• Some CSS is rendered differently or is unsupported all together.