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