Sorry you’re having trouble with the platform @K_R but without more information we can’t say exactly things aren’t working as you’d expect.
Webflow offers a fairly robust set of video and article tutorials at in the University and while it definitely helps to know web development, certain aspects may differ from what you’re typically used to—especially with breakpoints and classes.
Without more information we can’t really do much to help you but I’m more than happy to give some advice if you share your read-only link: