message: Improve Active Alerts display on narrow screens
diff: @@ -235,9 +235,9 @@ const ViewInPrometheusLink = connectToURLs(MonitoringRoutes.Prometheus)(ViewInPr
  const ActiveAlerts = ({alerts}) => <div className="co-m-table-grid co-m-table-grid--bordered">
  <div className="row co-m-table-grid__head">
  <div className="col-xs-6">Description</div>
  - <div className="col-xs-2">Active Since</div>
  - <div className="col-xs-2">State</div>
  - <div className="col-xs-2">Value</div>
  + <div className="col-sm-2 hidden-xs">Active Since</div>
  + <div className="col-sm-2 col-xs-3">State</div>
  + <div className="col-sm-2 col-xs-3">Value</div>
  </div>
  <div className="co-m-table-grid__body">
  {alerts.map((a, i) => {
  @@ -248,9 +248,9 @@ const ActiveAlerts = ({alerts}) => <div className="co-m-table-grid co-m-table-gr
  <Cog options={[silenceAction(a)]} />
  <Link className="co-resource-link" to={alertURL(name, a.labels)}>{description}</Link>
  </div>
  - <div className="col-xs-2"><Timestamp timestamp={a.activeAt} /></div>
  - <div className="col-xs-2"><State state={a.state} /></div>
  - <div className="col-xs-2">{a.value}</div>
  + <div className="col-sm-2 hidden-xs"><Timestamp timestamp={a.activeAt} /></div>
  + <div className="col-sm-2 col-xs-3"><State state={a.state} /></div>
  + <div className="col-sm-2 col-xs-3 co-break-word">{a.value}</div>
  </ResourceRow>;
  })}
  </div>
  