User story

What did you do?
1.Goto a RTL version of MDN ste. eg: https://developer.mozilla.org/fa/

2.Look at small arrows on side of Web Technologies; Learn web development; Developer Tools

3.Look at cat that shows "Help us build better CSS debugging tools!
Which CSS bugs are the worst?
Take the Survey"

4-Look at location of Arrow of "Sign Up now" button

5-From Refrences and

MDN URL: https://developer.mozilla.org/en-US/docs/Web/API/Document/exitFullscreen

What information was incorrect, unhelpful, or incomplete? It says, "Document Exited form Full screen mode"

Specific section or headline? The 'Example' section, in the code example

What did you expect to see? "Document Exited from Full screen mode"

Did you test this? If so, ho

At https://html.spec.whatwg.org/multipage/embedded-content-other.html#attr-dim-width the HTML says the value of the width attribute for the iframe element must be a non-negative integer.

So the following in kumascript/macros/EmbedInteractiveExample.ejs causes all articles with interactive live samples to be invalid —

https://github.com/mdn/yari/blob/0747bcd4454e70c912afcbe99be5136113e2

https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/WebAssembly/Global/value and https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/WebAssembly/Global/valueOf have yet to be written.

I’ve been meaning to write them up myself, but I wouldn’t be too disappointed if somebody else beat me to it :)

It should be further from the side of the screen or have a larger tap area OR it should be redesigned to comply with common mobile app UX