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