Building the Web style UI involves making something that looks like a small blog website. It will have some responsive design to it in that it should adapt to different screen sizes.
Building the layout and custom hamburger menu took long enough that this is just the layout. The animation and "bringing it to life" part is in the next video.
I explore how to pull apart buttons and create a "link" like text button - these are the Unity UI tricks used to achieve a style.