.mod-image-4up__grid{grid-template-areas:". . b b" "a a b b" "a a b b" "a a b b" "a a d d" "c c d d" "c c . ."}.mod-image-4up__grid-item:first-of-type{grid-area:a}.mod-image-4up__grid-item:nth-of-type(2){grid-area:b}.mod-image-4up__grid-item:nth-of-type(3){grid-area:c}.mod-image-4up__grid-item:nth-of-type(4){grid-area:d}