.x-grid .x-grid-header {
    @include background-image(linear-gradient(top, #99a5af, #b7bdc3));
    border-top: 1px solid #89949b;
    border-bottom: 1px solid #b0b7be;
    font-weight: bold;
    font-size: 16px;
    padding: 0 10px;
    color: #fff;
    text-shadow: 0 1px 0 rgba(0,0,0,.4);
}