/* Align anchored content below the fixed header, without changing page spacing. */
html{scroll-padding-top:80px}
.section{scroll-margin-top:-64px}
.course-system,.product-plans{scroll-margin-top:32px}
@media(max-width:1100px){html{scroll-padding-top:72px}}
@media(max-width:800px){.section{scroll-margin-top:-46px}.course-system,.product-plans{scroll-margin-top:24px}}
@media(max-width:600px){html{scroll-padding-top:64px}.section{scroll-margin-top:-32px}}