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