Use the standard font size classes/resources instead of hardcoded ones.
MODIFY
WalletWasabi.Fluent/Controls/ContentArea.axaml
WalletWasabi.Fluent/Controls/ContentArea.axaml
</Style>
<Style Selector="c|ContentArea /template/ ContentPresenter#PART_TitlePresenter">
<Setter Property="TextBlock.Foreground" Value="{DynamicResource TextControlForeground}" />
- <Setter Property="TextBlock.FontSize" Value="24" />
+ <Setter Property="TextBlock.FontSize" Value="{DynamicResource FontSizeH3}" />
</Style>
<Style Selector="c|ContentArea :is(Control).caption TextBlock, c|ContentArea :is(TextBlock).caption">
<Setter Property="Foreground" Value="{DynamicResource TextControlForeground}" />
- <Setter Property="FontSize" Value="14" />
+ <Setter Property="FontSize" Value="{DynamicResource FontSizeH7}" />
<Setter Property="TextWrapping" Value="Wrap" />
<Setter Property="Opacity" Value="0.6" />
</Style>

MODIFY
WalletWasabi.Fluent/Views/AddWallet/RecoveryWordsView.axaml
WalletWasabi.Fluent/Views/AddWallet/RecoveryWordsView.axaml
<ItemsControl Items="{Binding MnemonicWords}" HorizontalAlignment="Stretch">
<ItemsControl.Styles>
<Style Selector="TextBlock">
- <Setter Property="FontSize" Value="16" />
+ <Setter Property="FontSize" Value="{DynamicResource FontSizeH6}" />
<Setter Property="Height" Value="42" />
</Style>
</ItemsControl.Styles>

Use the standard font size classes/resources instead of hardcoded ones.