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