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