Yes, You can customize Easy Coming Soon. You can do it by yourself using option panel settings like that background, text & color, container and custom Css code.
Go to -> Design -> You can see four options in Design setting.
- Background – In this setting more option available like that Static Background Color, Static Background Image, Background Slideshow and Full Screen YouTube Background Video.
- Text & Color – Can change Text & Color of entire page. As far as you can see.
- Container – Customize container according to you.
- Custom Code – You can use own css code.