.header-fixed{position:fixed!important;top:0;left:0;transform:translateY(-100%);background-color:rgba(255,255,255,.95)!important;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);box-shadow:0 4px 30px rgba(0,0,0,.08)}.header-show{transform:translateY(0)!important}