MediaWiki:Gadget-Tabs.css

div.tabdiv {
  position: relative;
}

div.tabdiv > ul {
    display: block;
    position: relative;
}

div.tabdiv > ul > li {
    display: inline-block;
    position: relative;
}

div.tabdiv > ul > li > a {
    position: relative;
}

div.tabdiv > div {
    position: relative;
}

/** Vector **/

div.tabdiv {
    display: flex;
}

div.tabdiv > div {
    flex: 1;
}

div.tabdiv div.tabdiv:not(.forceport),
table.infobox div.tabdiv:not(.forceport),
div.tabdiv.forceland {
    display: block;
}

div.tabdiv div.tabdiv:not(.forceport) > ul,
table.infobox div.tabdiv:not(.forceport) > ul,
div.tabdiv.forceland > ul {
    border-right: none;
}

div.tabdiv div.tabdiv:not(.forceport) > ul > li,
table.infobox div.tabdiv:not(.forceport) > ul > li,
div.tabdiv.forceland > ul > li {
    display: inline-block;
    margin: 2px 2px;
    cursor: pointer;
}

div.tabdiv > div {
    padding: 0; /* no whitespace when the section is blank */
}

div.tabdiv > ul {
    margin: 0;
    font-weight: bold;
}

div.tabdiv > ul > li {
    display: block;
    margin: 5px 0;
    padding: 0 20px;
    height: 32px;
    line-height: 32px;
  
    border-radius:5px;
    border:1px solid;
}

div.tabdiv > ul > li a {
    text-decoration: none;
}

div.tabdiv > ul > li:hover {
  background-color: #c4a645;
  color:black;
}
div.tabdiv > ul > li.active {
  background-color: #f1df74;
}

div.tabdiv > ul > li.hidden { /* overqualify to override forceland styles */
	visibility:hidden; /* hide from screen readers */
	display:none; /* hide from visible page */
}