/* Shared fixed-in-viewport navigation behaviour across every page. */
html{scroll-padding-top:120px}
body>header{
  position:sticky!important;
  position:-webkit-sticky!important;
  top:0!important;
  z-index:10000!important;
  background:#fff!important;
  overflow:visible!important;
  isolation:isolate;
}
body>header .bar{overflow:visible!important}
body>header .top-nav .more-dropdown{z-index:10002!important}
@media(max-width:720px){
  html{scroll-padding-top:150px}
  /* 20px of clear space above the logo, menu stays centred below it. */
  body>header .bar{padding-top:20px!important}
  body.thank-you-page>header .bar{padding-top:20px!important}
}