.well { filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d')", argb(#555))); color: rgba(90, 23, 148, 0.5); color: argb(rgb(100, 100, 100)); color: argb(rgb(140, 100, 100, 100)); color: argb(rgba(90, 23, 148, 50)); color: argb(rgba(90, 23, 148, 0.5)); color: argb(#555); }