#menuFijo{position:fixed;top:0;left:0;right:0;z-index:999;background-color:transparent;transition:opacity 0.5s ease}#menuScroll{display:none;position:fixed;top:0;left:0;right:0;z-index:999;background-color:gray;transition:opacity 0.5s ease}body{visibility:hidden;transition:opacity 0.3s ease}body.page-loaded{opacity:1;visibility:visible}