<!-- First div is container with customizable margin. Called 'indent' to prevent conflict with margin style -->
<!-- Second div is heading in bold -->
<!-- Third div content, named or positional -->
<div class="toccolours mw-collapsible mw-collapsed" style="margin-left: {{{indent|0px}}};margin-right: {{{indent|0px}}};margin-bottom:8px;margin-top:4px;">
<div style="font-weight:bold;line-height:1.6;">{{{heading|Heading}}}</div>