使用OnPlatform->On标签的样式：
<ContentPage xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
x:Class="...">
<ContentPage.Padding>
<OnPlatform x:TypeArguments="Thickness">
<On Platform="iOS, Android" Value="10, 20, 20, 10" />
</OnPlatform>
</ContentPage.Padding>
...
</ContentPage>标签：OnPlatform,样式,不同,XAML,平台,MAUI From： https://www.cnblogs.com/qq2806933146xiaobai/p/16846260.html