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