MainPage.xaml

<UserControl
    x:Class="MaxTwitter.MainPage"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:navigation="clr-namespace:System.Windows.Controls;assembly=System.Windows.Controls.Navigation"
    xmlns:uriMapper="clr-namespace:System.Windows.Navigation;assembly=System.Windows.Controls.Navigation"
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    mc:Ignorable="d" d:DesignWidth="640" d:DesignHeight="480">

    <Grid x:Name="LayoutRoot" Style="{StaticResource LayoutRootGridStyle}">

        <Border x:Name="ContentBorder" Style="{StaticResource ContentBorderStyle}">

            <navigation:Frame x:Name="ContentFrame" Style="{StaticResource ContentFrameStyle}"
                              Source="" Navigated="ContentFrame_Navigated" NavigationFailed="ContentFrame_NavigationFailed">
                <navigation:Frame.UriMapper>
                    <uriMapper:UriMapper>
                        <uriMapper:UriMapping Uri="" MappedUri="/Views/Login.xaml"/>
                        <uriMapper:UriMapping Uri="/{pageName}" MappedUri="/Views/{pageName}.xaml"/>
                    </uriMapper:UriMapper>
                </navigation:Frame.UriMapper>
            </navigation:Frame>
        </Border>

        <Grid x:Name="NavigationGrid" Style="{StaticResource NavigationGridStyle}">

            <Border x:Name="BrandingBorder" Style="{StaticResource BrandingBorderStyle}">
                <StackPanel x:Name="BrandingStackPanel" Style="{StaticResource BrandingStackPanelStyle}">

                    <ContentControl Style="{StaticResource LogoIcon}"/>
                    <TextBlock x:Name="ApplicationNameTextBlock" Style="{StaticResource ApplicationNameStyle}"
                               Text="Application Name"/>

                </StackPanel>
            </Border>
            <Border x:Name="LinksBorder" Style="{StaticResource LinksBorderStyle}">
                <StackPanel x:Name="LinksStackPanel" Style="{StaticResource LinksStackPanelStyle}">
                    <HyperlinkButton x:Name="Login" Style="{StaticResource LinkStyle}"
                                     NavigateUri="/Login" TargetName="ContentFrame" Content="Login"/>
                    <Rectangle x:Name="Divider1" Style="{StaticResource DividerStyle}"/>
                    <HyperlinkButton x:Name="Link1" Style="{StaticResource LinkStyle}"
                                     NavigateUri="/Home" TargetName="ContentFrame" Content="Home"/>
                    <Rectangle x:Name="Divider2" Style="{StaticResource DividerStyle}"/>
                    <HyperlinkButton x:Name="Link2" Style="{StaticResource LinkStyle}"
                                     NavigateUri="/About" TargetName="ContentFrame" Content="About"/>
                </StackPanel>
            </Border>
        </Grid>
    </Grid>
</UserControl>