2. HTML. We write HTML in files that end with the .html extension (like homepage.html).. To write HTML and CSS code, you’ll want to install a code editor.Nowadays, one of the most popular free ...

A CSS property named z-index determines the order in which divs appear when you stack one on top of another. By changing a div's z-index property, you can also change the div's order in the stack.

Although HTML and CSS lack a direct command to apply this property to an object, there are several ways of getting around this limitation. However, each one has strengths and limitations. Using Float ...