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