Changes

<div style="width: {{{1|300px350px}}}; margin-bottom: 1em; border-bottom: 1px solid {{{2|dashed}} #000;"></div><noinclude>300px (default) wide black Dividing line, as above, to put below [[:Template:Ephemeron]]. Pass first argument to change width (default 350px), second to change style (default dashed).