Menu CTA Button

Divi Pixel allows you to easily add and customize a CTA Menu Button. 

To add Menu Button enable this option in Divi → Divi Pixel → General Settings → Header & Navigation → Add CTA Button to Main Menu.

Once you save the plugin settings, you can go to the Theme Customizer to tweak the appearance of the header menu.
To customize Top Bar, Menu Animation, Menu Button and Social Media icons please go to Divi → Theme Customizer → Header & Navigation