60px
80px
Page header 1
30px
Section 1
Content spans full-width (4 columns) and is left aligned (mobile)
Content spans the centre 6 columns and is left aligned (tablet / desktop)
60px
80px
Section 2
60px
80px
Last section
Last section always has 40px (mobile / tablet) between itself and the footer
Last section always has 60px (desktop) between itself and the footer
40px
60px