This extension adds the ability to search in any place of a web page with regular expressions. When you type a query in the search field, the search will take place on the page and the results will be highlighted. 

You may change the highlight color of the results and the selected result by going to the settings of the extension. With this, you may choose colors that are easy on the eyes or contrasting colors to make the results easier to identify.

This extension also adds the ability to create keyboard shortcuts to open the popup. Moreover, it can store a record of your search history.