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