Download the Free scene from https://www.mockupcloud.com/free/kitchen-ready-header-free-scene
There are multiple layers, the shadow is a separate layer to blend with the background. Anything else is straightforward, having a draggable plugin that works with jQuery.
Adding some animation on loading and a centred text to stand out.
The button leads you to the download page.
It can be used as a nice landing page.
It works best on full screen