SportComplex/Program/MainWindow.xaml

<Window x:Class="SportComplex.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:SportComplex"
        mc:Ignorable="d"
        WindowStartupLocation="CenterScreen"
        MinHeight="590"
        MinWidth="850"
        Title="Спортивный комплекс" Height="590" Width="850">
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="75"/>
            <RowDefinition Height="*"/>
        </Grid.RowDefinitions>

        <Grid Grid.Row="0" 
              Background="#FF05CCFF"/>

        <Image Source="/Resources/gym.png"
               HorizontalAlignment="Left"
               Margin="10 0 0 0"/>

        <Image Source="/Resources/run_human.png"
               HorizontalAlignment="Right"
               Height="50"
               Margin="0 0 10 0"/>

        <TextBlock Text="Спортивный комплекс"
                   HorizontalAlignment="Center"
                   VerticalAlignment="Center"
                   FontSize="35"
                   Foreground="White"
                   FontFamily="Calibri"/>

        <Frame Grid.Row="1"
               Name="MainFrame"
               NavigationUIVisibility="Hidden"
               Source="/Program/Pages/ConnectMode.xaml"/>

    </Grid>
</Window>