<ll>Download Diva Package(Zip File) from themeforest.net. Extract all files from diva-package.zip file. You will find different demo zip files.
1. Go to Store Admin >> Online Store >> Now click on Upload Theme
2. By Default your uploded theme is unpublished. Another theme is runing in your store. Now to publish uploded theme click on Publish Theme
   - you can select any demo which is best suits for your store. All the demo contains all the features of the theme. You can select any demo.

Click on below links to read our documentation about megamenu and dropdown menu setup in our theme. http://www.adornthemes.com/documentation/diva/#navigation