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