crystall-punk-14/Content.Client/Administration/UI/Tabs/AtmosTab/AddAtmosWindow.xaml

<DefaultWindow
    xmlns="https://spacestation14.io" Title="{Loc Add Atmos}">
    <BoxContainer Orientation="Vertical">
        <BoxContainer Orientation="Horizontal">
            <Label Text="{Loc Grid}" MinSize="100 0" />
            <Control MinSize="50 0" />
            <OptionButton Name="GridOptions" MinSize="100 0" HorizontalExpand="True" />
        </BoxContainer>
        <Button Name="SubmitButton" Text="{Loc Add Atmos}" />
    </BoxContainer>
</DefaultWindow>