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