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