.x-panel-body {
    .empty-text {
        padding: 1.5em;
        text-align: center;
    }
}
.x-panel-header-default {
    .x-form-item-label-default {
        color: white;
    }
}

.x-panel-body {
    .empty-text {
        padding: 1.5em;
        text-align: center;
    }
}
Make labels inside panel headers readable
Make labels inside panel headers readable
