/* Shared sticky navigation for the guide index and every IT/EN article. */
.wai-guides > header{position:sticky;top:0;z-index:100;background:#fff;box-shadow:0 2px 12px rgba(37,40,32,.045)}
.wai-guides main :is(section,aside,[id]){scroll-margin-top:130px}
@media(max-width:900px){.wai-guides main :is(section,aside,[id]){scroll-margin-top:190px}}
@media(max-width:600px){.wai-guides main :is(section,aside,[id]){scroll-margin-top:180px}}
@media print{.wai-guides > header{position:static;box-shadow:none}}