Because Preference uses CSS 3 gradient backgrounds for the submenus (and a couple other in-page elements), using the theme customizer for this is not really possible, so we have to use an online tool for this. You can still achieve a customized look and style for your submenus, but we have to do a little extra work here. By default, the theme’s styling for the submenus (and menus) are found in the theme’s /css/ folder. However, to access these styles, you will need an FTP program to open them because WordPress doesn’t show these in the admin’s own theme editor (not sure why they made this inaccessible). The file is found here: /wp-content/themes/preference/css/menu.css The class for the gradient is found around line 60 and looks like this: .mainmenu ul li:hover > ul { /* second level half rounded */ The actual styling is handled by this batch of code: background-color:… read more