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