.login{
       
            background: -webkit-linear-gradient(left,#6b839c, #73a6b3); /* For Safari 5.1 to 6.0 */
            background: -o-linear-gradient(right, #6b839c, #73a6b3); /* For Opera 11.1 to 12.0 */
            background: -moz-linear-gradient(right,#6b839c, #73a6b3); /* For Firefox 3.6 to 15 */
            background: linear-gradient(to right,#6b839c, #73a6b3); /* Standard syntax (must be last) */
        }