WhiteErase/WriteErase/ClassWindows/MainWindow.xaml

<Window x:Class="WriteErase.ClassWindows.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:local="clr-namespace:WriteErase.ClassWindows"
        mc:Ignorable="d"
        Title="Пиши-Стирай" 
        Height="550" Width="1150"
        MinHeight="500" MinWidth="1150"
        Icon="/Assets/icon.ico"
        Language="ru-RU"
        FontFamily="Comic Sans MS">
    <Grid>
        <Frame Name="mainFrame" NavigationUIVisibility="Hidden"/>
    </Grid>
</Window>