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