#my_switcher ul li a.active{color:#fff;background:var(--primary-color);border-color:var(--primary-color)}.spinner{display:none;position:fixed;top:33%;left:48%;width:60px;height:60px;background-color:black;-webkit-animation:sk-rotateplane 1.2s infinite ease-in-out;animation:sk-rotateplane 1.2s infinite ease-in-out}.spinner.active{display:block}