Combobox in showcase?

[edulid]

Something seems not to work.

https://www.smartclient.com/smartgwt...e/#combobox_ms
When you select the combobox, this happens: The combobox disappears and I see all values in full screen size:
(in today's smartgwt showcase) Using chrome 65.0.3325.181 and firefox 58.0.2

[Isomorphic]

This sample is under Adaptive UI. It's showing you the UI as it renders on a handset-sized device.