Popover
A native [popover] opened by a popovertarget button is styled as a bubble and anchored to its invoker; data-placement picks the side.
Usage
<button popovertarget="tip">Info</button>
<div id="tip" popover data-placement="bottom">Bubble content</div><button popovertarget="tip">Info</button>
<div id="tip" popover data-placement="bottom">Bubble content</div>- Anchored with CSS anchor positioning (
position-anchoron the invoker's parent);data-placementistop(default),bottom,leftorright. - Fades in and out (
@starting-style,transition-behavior: allow-discrete); the UA backdrop is hidden. --v-popover-max-width(20rem),--v-popover-background-color,--v-popover-border-color,--v-popover-color,--v-popover-box-shadow.- Open state is
:--popover--open::popover-openoraria-expanded="true"(.tag-popoverfor custom hosts).
For text-only hints use a