Using the CSS tool Parker can help you fix your theme's menu styling. Learn the filters you'll need to make your WordPress menu styling simpler. Let's examine the results of our theme stylesheet optimizations using the CSS tool, Parker, and what they mean. Using results from the CSS Tool Parker, you can simplify the WordPress menu styling with a combination of custom classes and a menu walker. Underscores is a great starting point for building your custom WordPress theme. Here are four ways to improve the stylsheet using the CSS tool Parker. In order to optimize the Underscores stylesheet using the CSS tool Parker, we need to start by creating a baseline, so we can compare the changes. If you want to use the CSS analysis tool, Parker, you first have to install it and set it up. Here's the six step process. Using Parker can make you a better WordPress theme developer. Check out the posts in this series to find out how.