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