#menu-glavnoe-menyu a{font-family:roboto;font-size:18px}.backtotop{position:fixed;bottom:200px;right:30px;z-index:10000;font-size:60px;text-shadow:none;color:#FFC107;text-align:center;opacity:0;transition:0.5s}#btnSearchSertificat{width:80%}