MainPage.xaml

<?xml version="1.0" encoding="utf-8" ?>
<ContentPage xmlns="http://xamarin.com/schemas/2014/forms"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
             x:Class="UnGitter.Views.MenuPage">
    <ContentPage.Padding>
        <OnPlatform x:TypeArguments="Thickness">
            <On Platform="iOS"  Value="0, 20, 0, 0" />
            <On Platform="Android" Value="0, 32, 0, 0" />
        </OnPlatform>
    </ContentPage.Padding>
    <ContentPage.Resources>
        <ResourceDictionary>
            <Style TargetType="Button" x:Key="MenuButtonTpl">
                <Setter Property="BackgroundColor" Value="Gray" />
                <Setter Property="TextColor" Value="White" />
                <Setter Property="BorderWidth" Value="0" />
                <Setter Property="HeightRequest" Value="32" />
                <Setter Property="HorizontalOptions" Value="StartAndExpand" />
            </Style>
        </ResourceDictionary>
    </ContentPage.Resources>
    <ContentPage.Content>
        <Grid WidthRequest="256" BackgroundColor="Gray">
            <Grid.RowDefinitions>
                <RowDefinition Height="Auto" />
                <RowDefinition Height="*" />
            </Grid.RowDefinitions>

            <Grid Grid.Row="0" BackgroundColor="DarkGray">
                <Grid.RowDefinitions>
                    <RowDefinition Height="Auto"/>
                    <RowDefinition Height="*"/>
                </Grid.RowDefinitions>

                <StackLayout Grid.Row="0" Orientation="Horizontal">
                    <!--<Image WidthRequest="48" HeightRequest="48" BackgroundColor="White" Margin="4" Source="{Null}" />-->
                    <BoxView WidthRequest="48" HeightRequest="48" BackgroundColor="White" Margin="4" />
                </StackLayout>

                <StackLayout Grid.Row="1">
                    <Label Text="Sherzod Mutalov" TextColor="White"/>
                    <Label Text="@shmutalov" TextColor="White"/>
                </StackLayout>

            </Grid>

            <StackLayout Grid.Row="1">
                <Button Text="New Room" Command="{Binding GoHomeCommand}" Style="{StaticResource MenuButtonTpl}"/>
                <Button Text="Rooms" Command="{Binding GoSecondCommand}" Style="{StaticResource MenuButtonTpl}"/>
                <Button Text="Settings" Style="{StaticResource MenuButtonTpl}"/>
                <Button Text="About" Style="{StaticResource MenuButtonTpl}"/>
            </StackLayout>
        </Grid>

    </ContentPage.Content>
</ContentPage>