<span style="color: red">Inline style </span> used to apply individual css - only for temporary special formatting on the start pages. For other formats classes should be created.
Hide a section NOTE: Hidden content can not have headlines because headlines are not hidden
<div style="display:none">
</div>
=Collapsible Elements=
=Videos =
==Youtube===
<embedvideo service="youtube">https://youtu.be/Ohhx1ZfPxNw</embedvideo>