http://www.w3.org/TR/css-grid-1/#grid-shorthand
A
B
C
D
E
A
B
C
D
E
A
B
C
D
E
A
B
C
D
E
A
B
C
D
E
▲
Index
◀
font-weight
-webkit-grid
grid-area
►
‘raw’ file
▼