At first in Joomla global configration enable offline mood. Then the plugin basic settings Enable the plugin, Enable offline Mood Tamplate "On", Do other settings and save the plugin. See Image 1
Now Background video settings set youtube video ID and do other settings. See Image 2
Cuntdown Timer Settings "Use Countdown clock" set yes. Then set the time when you can publish your website. It will show after offline message and before login panel. See image 3
Next setting Social Media Settings turn "On" Social media link, set icon size and put your social's URL with email. See image 4
We can customize every thing as you want. Please contact us. JoomlaKave Team.
Image - 4