ight:100vh;background-color:var(--body-background);font-family:'Open Sans',sans-serif}body>section{flex:1}header{position:-webkit-sticky;position:sticky;top:0;z-index:2}*{box-sizing:border-box}@media (max-width:670px){body{--header-height:97px}}.left-nav{padding:10px 20px;width:289px;overflow-y:auto;top:calc(var(--header-height) + var(--promotion-bar-height));height:calc(100vh - var(--header-height) - var(--promotion-bar-height));font-family:'Open Sans';padding-top:var(--padding-top);background-color:var(--