If you’ve used definition lists (<dl>) you’re aware of the problem. By default, <dt>s and <dd>s have display:block. In order to turn them into what we want in most cases (each pair of term and definition on one line) we usually employ a number of different techniques: Using a different <dl> for each pair: Style dictating markup, which is bad Floats: Not flexible display: run-in; on the <dt>: Brows