Why “Inline-block” doesn’t work properly in this CSS?

This is actually expected behavior in HTML. Because you are using inline-block, any newline character or whitespace you have after the element and before another inline element, will be counted as a space. If you want the blocks to stack side by side like in your picture, your HTML would need to be like this. … Read more

Is background-color:none valid CSS?

You probably want transparent as none is not a valid background-color value. The CSS 2.1 spec states the following for the background-color property: Value: <color> | transparent | inherit <color> can be either a keyword or a numerical representation of a colour. Valid color keywords are: aqua, black, blue, fuchsia, gray, green, lime, maroon, navy, olive, orange, purple, red, silver, teal, white, and yellow transparent and inherit are valid keywords in their own … Read more

Can you set a border opacity in CSS?

Unfortunately the opacity property makes the whole element (including any text) semi-transparent. The best way to make the border semi-transparent is with the rgba color format. For example, this would give a red border with 50% opacity: For extremely old browsers that don’t support rgba (IE8 and older), the solution is to provide two border … Read more

How to override !important?

Overriding the !important modifier Simply add another CSS rule with !important, and give the selector a higher specificity (adding an additional tag, id or class to the selector) add a CSS rule with the same selector at a later point than the existing one (in a tie, the last one defined wins). Some examples with a … Read more