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