Great for headings, labels, etc.
For more versatility, use passionfruit.
gm-panel
A container for other elements.
Automatically adjusts when nested.
gm-header
.gm-panel .gm-panel-1
.gm-panel .gm-panel-3
.gm-panel .gm-panel-5
.gm-panel .gm-panel-7
gm-header-dark
.gm-panel .gm-dark-panel-1
.gm-panel .gm-dark-panel-3
.gm-panel .gm-dark-panel-5
.gm-panel .gm-dark-panel-7
gm-header-dull
.gm-panel .gm-dull-panel-1
.gm-panel .gm-dull-panel-3
.gm-panel .gm-dull-panel-5
.gm-panel .gm-dull-panel-7
gm-header-dim
.gm-panel .gm-dim-panel-1
.gm-panel .gm-dim-panel-3
.gm-panel .gm-dim-panel-5
.gm-panel .gm-dim-panel-7
gm-cards
Cards are useful for categories, small bits of info, or profiles.
Hover over a card and it turns opaque. Add ".gm-flip" and related
classes to make your card flip on hover.