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