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