#main-header{position:fixed;top:0;width:100%;z-index:9999;transition:all 0.3s ease-in-out}.et-fixed-header .logo_container{opacity:0;height:0!important;overflow:hidden;margin:0!important;padding:0!important;transition:all 0.3s ease-in-out}.logo_container{opacity:1;height:auto;margin-bottom:20px;transition:all 0.3s ease-in-out}