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