(require '[garden.selectors :as css.q])
(css.q/descendant ".container" (css.q/+ (css.q/input ":checked") "label"))
not pretty, could be nicer.
whole thing
[".container"
[(css.q/+ (css.q/input ":checked") "label")
{:background "#fff"
:color "#333"
:position "relative"
:z-index 6
:border-top [["2px" "solid" "#ffce29"]]}]]