.navbar-inner Value Error : background-image top is not a color value )

.navbar-inner {background-image: -moz-linear-gradient(top, #fcfcfc, #b9b9b9); background-image: -ms-linear-gradient(top, #fcfcfc, #b9b9b9); background-image: -webkit-gradient(linear, 0 0, 0 100%, from(#fcfcfc), to(#b9b9b9)); background-image: -webkit-linear-gradient(top, #fcfcfc, #b9b9b9); background-image: -o-linear-gradient(top, #fcfcfc, #b9b9b9); background-image: linear-gradient(top, #fcfcfc, #b9b9b9);}