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