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