Could someone, please, explain how I should do it in the embedded file below to get div id="meny" to appear visibly on top of the div="sala" or better on top of the iframe. Have tried z-index, but doesn't work. How should I do it?
In this tutorial viewers will learn how to embed videos in a webpage using HTML5.
Ensure your DOCTYPE declaration is set to HTML5: "<!DOCTYPE html>": Use the <video> tag to insert a video. Define the src as the URL of your video; this is similar to …
Learn how to create flexible layouts using relative units in CSS. New relative units added in CSS3 include vw(viewports width), vh(viewports height), vmin(minimum of viewports height and width), and vmax (maximum of viewports height and width).