baCkgRouNd: #333;margin-top: and margin-bottom: have an affect on an inline element?translate() function can move the position of an element on the z-axis.:checked will select inputs with type radio or checkbox, but not option elements.padding-top: and padding-bottom: on an inline element add to its dimensions?p element with font-size: 10rem;, will the text be responsive when the user resizes / drags the browser window?:root always refers to the html element.