You can create several menu themes with Mega Menu. These themes define the stylings and behaviors of the Mega Menu powered navigation bars. To start creating these themes, go to Dashboard > WP Mega Menu > Themes.
Click the ‘Create New Theme’ button to make a new Mega Menu theme.
Import a Mega Menu Theme: If you have previously created a Mega Menu theme and exported that, you can import that theme with all of the settings using this feature.
Simply choose the previously exported .txt file, and click the Import Theme button.