Changes

<div style="border: 1px solid {{{borderColor}}}; padding: 12px 24px; background: {{{backgroundColor}}};">

<div style="border: 1px solid {{{border|#aaa}}}; padding: 12px 24px; background: {{{background|#eee}}};">

'''{{{title}}}''' {{{body}}}

{{{body}}}

</div>

</div>