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