Set space between divs

Float them both the same way and add the margin of 40px. If you have 2 elements floating opposite ways you will have much less control and the containing element will determine how far apart they are.

What does an asterisk (*) do in a CSS selector?

It is a wildcard, this means it will select all elements within that portion of the DOM. For example, if I want apply margin to every element on my entire page you can use: You can also use this within sub-selections, for example the following would add a margin to all elements within a paragraph … Read more

HTML/CSS float: left; is not working properly

First, it might be the issue that you are adding margin and paddings, which add size to the box even though the box has a width of 420px, you have to calculate margins and paddings to, or use * { box-sizing: border-box; }, which will calculate the width of that element as a sum of all … Read more

hide div tag on mobile view only?

You will need two things. The first is @media screen to activate the specific code at a certain screen size, used for responsive design. The second is the use of the visibility: hidden attribute. Once the browser/screen reaches 600pixels then #title_message will become hidden. EDIT: if you are using another CSS for mobile then just add the visibility: hidden; to #title_message. Hope this helps … Read more

How to center HTML5 Videos?

The center class must have a width in order to make auto margin work: Then I would apply the center class to the video itself, not a container:

How to fade an image with CSS without opacity?

You can’t fade the opacity of an element, without having what’s behind showing through. The site you linked to isn’t fading the opacity of the image, but introducing a translucent layer over the top with the text in. If you just want to fade the image, but not have the background show through, you could … Read more

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