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