MediaWiki:Common.css

/* CSS placed here will be applied to all skins */
select, table a.external:link, #categoryselectmaster {
    color: #444 !important;
}

a.external:visited {
    color: #777 !important;
}

body, nav {
    overflow-anchor: none !important;
}

#toc { 
    float: right ;
    border: 1px #ccc solid;
    padding: 5px 15px 15px 15px;
    margin: 5px;
}

.navbar-default {
    background-image: none;
}

.btn-default {
    background-image: none;
}

.navbar-default .navbar-nav > li > a, .navbar-inverse .navbar-nav > li > a {
    border-left: none;
}