Button or 'a' what's more the matter ? :) and well for css .... and, make z-index=130,'s the best for

[blackcrack]

@matiasdelellis you should take the same art of you make sub-Menu's because the CSS selection,
to have the possible for use for both the same css-code.
Button or 'a' what's more the matter ? :) and well for css ....
and, make
z-index=130
it's the best for (i' am at skinning at moment the new version of my Blackysgate-Nextcloud
v. neXtrealTime-v2.22.2.5-NC22 and there have i see this issue..

thank you for this nice app :)
best :)

<li id="shared-folder" class="collapsible open">
	<button class="collapse"></button>
	<a href="#" class="icon-share svg">geteilt</a>
	<ul>
		<li id="shared-by-you">
			<a href="#" class="icon-share svg">geteilt mit Anderen</a>
		</li>
		<li id="shared-with-you">
			<a href="#" class="icon-share svg">geteilt mit Dir</a>
		</li>
	</ul>
</li>
<li id="colors-folder" class="collapsible open">
	<button class="collapse"></button>
	<a href="#" class="icon-search svg">Farben</a>
	<ul>
		<li style="display: flex; justify-content: center;">
			<button class="circle-toolbar any-color icon-checkmark"></button>
		</li>
	</ul>
</li>

and changed..

<li id="shared-folder" class="collapsible open">
	<button class="collapse"></button>
	<a href="#" class="icon-share svg">geteilt</a>
	<ul>
		<li id="shared-by-you">
			<a href="#" class="icon-share svg">geteilt mit Anderen</a> <<<==== Button or Link, both must be the same
		</li>
		<li id="shared-with-you">
			<a href="#" class="icon-share svg">geteilt mit Dir</a> <<<==== Button or Link, both must be the same
		</li>
	</ul>
</li>
<li id="colors-folder" class="collapsible open">
	<button class="collapse"></button>
	<a href="#" class="icon-search svg">Farben</a>
	<ul>
		<li style="display: flex; justify-content: center;">
			<a href="#" class="circle-toolbar any-color icon-checkmark"></a>         <<<==== Button or Link, both mus be the same
		</li>
	</ul>
</li>

Blackysgate neXtcloud Theme : download here