Use the well as a simple effect on an element to give it an inset effect.
<well>Look, I'm in a well!</well>
<well size="sm">Look, I'm in a small well!</well>
<well size="lg">Look, I'm in a large well!</well>
| Attribute | Default Value | Allowed Values | |
|---|---|---|---|
size | optional | sm lg | Size of well |
Taken from UCH Wiki. https://wiki.ulascemh.com/doku.php?id=syntax:well