JSFiddle - React, Tailwind, and code Playground
HTML
<ul class="vidkategorie vidkat_first">
<li><a class="vid_active vid_link vid_alle" href="#">All</a></li>
<li><a class="vid_inactive vid_link vid_bla" href="#">Category 1</a></li>
<li><a class="vid_inactive vid_link vid_muh" href="#">Category 2</a></li>
<li><a class="vid_inactive vid_link vid_tschub" href="#">Category 3</a></li>
</ul>
<ul id="vid_bla" class="vidkategorie vidkat_follow hidden">
<li class="vid_title">Category 1</li>
<li><a class="vid_inactive vid_link" href="#">Link 1</a></li>
<li><a class="vid_inactive vid_link" href="#">Link 2</a></li>
<li><a class="vid_inactive vid_link" href="#">Link 1 3</a></li>
</ul>
<ul id="vid_muh" class="vidkategorie vidkat_follow hidden">
<li class="vid_title">Category 2</li>
<li><a class="vid_inactive vid_link" href="#">Link 1</a></li>
<li><a class="vid_inactive vid_link" href="#">Link 2</a></li>
<li><a class="vid_inactive vid_link" href="#">Link 1 3</a></li>
</ul>
<ul id="vid_tschub" class="vidkategorie vidkat_follow hidden">
<li class="vid_title">Category 3</li>
<li><a class="vid_inactive vid_link" href="#">Link 1</a></li>
<li><a class="vid_inactive vid_link" href="#">Link 2</a></li>
<li><a class="vid_inactive vid_link" href="#">Link 1 3</a></li>
</ul>
CSS
body {
background: #222;
}
.vidkategorie li {
display: inline;
padding: 0 5px;
}
.vidkategorie li a {
text-decoration: none;
font-size: 0.7em;
padding-bottom: 3px;
}
.vid_active {
color: #ffa500;
border-bottom: 1px dotted #ffa500;
padding-bottom: 3px;
}
.vid_inactive {
color: #ececec;
}
.vid_inactive:hover {
border-bottom: 1px dotted #ececec;
padding-bottom: 3px;
}
.vidkat_follow {
margin: 10px 0 0 34px;
}
.vid_title {
color: #ffa500;
font-weight: bold;
font-size: 0.7em;
margin-left: 5px;
}
.hidden {
display: none;
}
.visible {
display: block;
}
JavaScript
$(".vid_alle",".vidkat_first").click(function () {
$(".vidkat_follow").show();
});
$(".vid_link", ".vidkat_first").not(".vid_alle").click(function () {
$(".vidkat_follow").hide();
var catLink = this;
$(".vidkat_follow").each(function(index, elem){
if ($(catLink).hasClass(elem.id)) {
$(elem).show();
}
});
});