Absolute/fixed/relative helpers

<span class="relative">Lorem ipsum dolor</span>
Applies position: relative to element.
<span class="fixed">Lorem ipsum dolor</span>
Applies position: fixed to element.
<span class="absolute">Lorem ipsum dolor</span>
Applies position: absolute to element + z-index: 1.
<span class="centered-absolute">Lorem ipsum dolor</span>
Centers absolute-positionned element via top: 50%; left: 50%; transform: translate(-50%, -50%);.
<span class="top-right">Lorem ipsum dolor</span>
Applies top: 0; right: 0; to absolute-positionned element.

In case of, there are helpers on mobile like onmobile-static which can cancel fixed/absolute positionning.