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