.nextra-nav-container{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:rgba(255,255,255,.8);border-bottom:1px solid rgba(229,231,235,.3)}.dark .nextra-nav-container{background:rgba(17,24,39,.8);border-bottom:1px solid rgba(75,85,99,.3)}.nextra-nav-container{position:-webkit-sticky;position:sticky;top:0;z-index:50}