This section of Theme Options allows to configure appearance of a contact form and pop-up messages for both contact forms and WooCommerce.
Specify input fields size, colors and border (fig. 1):
Then, you can choose whether to display contact form and WooCommerce messages inline or in a pop-up box (fig. 2):
Select appropriate color and content of standard messages. And, finally, specify what email box should receive messages from you contact forms (fig. 3):
If you leave this field empty, messages will arrive to admin email specified in WP Settings -> General. Please note, this setting is valid for built-in DT contact forms only. If you use Contact Form 7 plugin, you can specify appropriate email directly in this plugin settings.