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