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