You are looking for addon or plugin to buid in Page Coming Soon, Countdown, Under Construction Elementor WordPress Page Builder then Cooming Soon Widget may be the best choice for you. You can build the page your own way, it can build any design, perfect pixel. 100% Responsive and and easily change everything.
Demo https://codecanyon.net/item/coming-soon-widget-for-elementor/25350959
Downloadhttps://www.filecad.com/a0mf/Coming-Soon-Widget-for-Elementor-v1.0.0.rar