The z-index in CSS controls the levels of all of the elements. for instance if you have 2 absolutely positioned DIV's that are overlapping you could set the z-index on one to 5 and the other to 10 and the one with the higher z-index will appear on top.
Chat with our AI personalities
Valid CSS is CSS that has been run through the W3C CSS checker and passed.
CSS
The latest version of css is css3
All CSS is custom, that is the purpose behind CSS. It allows you to control the presentation of your web pages and separate the rules that govern presentation from the content and markup. You control what rules you develop and set the rules for. CSS stands for cascading style sheets.
If you are using an External style sheet, CSS can be changed by embedding CSS code into the HEAD tag after the link to the external CSS file.Embedded CSS must be contained within a STYLE tag.EXAMPLE: