Modal pop is not working as expected

created a ‘book-demo’ component in this created a pop up form , which open when click on buttons ‘Requet Demo’ and ‘Download Specifications’ implemented(not working) and close when click on the ‘X’ icon in the pop up form .Also the preview of site block with the pop up form which is not in didigner view

Here is my public share link: [LINK]1
([how to access public share link][2])

[2]: Share a read-only link | Webflow University Webflow - kardome-tuenas