How To Use Common Units in CSS

There are a lot of size units to choose from when styling HTML with CSS. These units help determine how big or small text appears, how wide a container is, or how much space is between columns.

Turning a Fixed-Size Object into a Responsive Element | CSS-Tricks

Turning a Fixed-Size Object into a Responsive Element | CSS-Tricks - I was in a situation recently where I wanted to show an iPhone on a website. I wanted users to be able to interact with an application demo on this “mock”