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