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