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