It can be quite useful to get a "full page" screenshot in a browser. That is, not just the visible area. The visible area is pretty easy to get just by screenshotting the screen. A full page screenshot captures the entire web site even if it needs to be scrolled around to see all of it.
The user persona is one of the most valuable tools in your UX toolbox. These imagined people allow your entire design or development team to envision a single user story or an entire set of stories in the back of their minds as they work, creating a product that is better tailored to its users and more likely to enjoy success.
Learn to Code HTML & CSS is a simple and comprehensive guide dedicated to helping beginners learn HTML and CSS. Outlining the fundamentals, this guide works through all common elements of front-end design and development.
Talk from Google I/O 2016 about the design vocabulary: keylines, jank, bleeds, affordances and more. To collaborate successfully, you first have to be able to speak a common language.