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