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