PacemPanelElement as a general purpose
<div>. It has the basic characteristics of a
PacemElement (abstract visual class that allows css classes and inline css bindings)
plus dynamic html content, just in case.
<pacem-panel><!-- content goes here --></pacem-panel>
.pacem-panel is also a css class that eases content disposition.
Heading, Body and Footer (also Tools and other stuff) can be arranged with no effort at all.