.header-index{position:fixed;width:100%;display:flex;flex-direction:column;align-items:center;padding:0;transition:background .3s cubic-bezier(.4,0,.2,1)}.header-index.scrolled{background:rgba(13,26,47,.95)!important;box-shadow:0 2px 16px 0 rgba(0,0,0,.08)!important}