Emulating a mobile screen size through an iframe

Question

Just a random thought, What if I wanted to showcase a responsive webdesign not by resizing the browser window, but actually loading the responsive site in an IFRAME having the s

Answer 1

You could use the HTML property of iframe seamless and it's going to render on the width that you provide, like this for an iPad:

Also if you wanna use it in XHTML documents, because attribute minimization is forbidden you will need to define it as