Highlight a Menu Item

You can add a border around any menu item to bring attention to it.

Allow Menu Items to Have a CSS Class

By default WordPress menu items do not have the ability to add a custom CSS class. To enable this, visit your WordPress dashboard. Then click "Appearance" then "Menus". On the top right of the screen click "Screen Options". Once the options are expanded click "CSS Class"

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Add a CSS Class highlight to the menu item you wish to highlight.