Element block pseudo-class :active generated with overflow hidden height auto background cursor default box-shadow 1px 1px 1px rgba(0,0,0,0.3) margin 0px border-radius font-size 16px font-weight normal transition padding 20px width 160px text-shadow 1px 1px 1px rgba(0,0,0,0.2) transform position static z-index auto float none line-height 1 display block box-sizing content-box border 0px rgba(0,0,0,1) solid