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