csharp
<Window x:Class="WpfDemo.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:WpfDemo"
mc:Ignorable="d"
Title="Window1" Height="650" Width="650">
<WindowChrome.WindowChrome>
<WindowChrome NonClientFrameEdges="None" UseAeroCaptionButtons="False"/>
</WindowChrome.WindowChrome>
<Grid >
<Grid.Background>
<RadialGradientBrush GradientOrigin="0.8,0.8"
Center="0.8,0.8"
RadiusX="0.7" RadiusY="1">
<GradientStop Color="#103156" Offset="0"></GradientStop>
<GradientStop Color="#141627" Offset="1.5"></GradientStop>
</RadialGradientBrush>
</Grid.Background>
<Grid.RowDefinitions>
<RowDefinition Height="50"></RowDefinition>
<RowDefinition></RowDefinition>
</Grid.RowDefinitions>
<Path Data="M0 0 0 35 200 35
C 210 35 210 35 218 38
C 226 46 226 46 236 46
L406 46
C414 46 414 46 422 38
C430 35 430 35 440 35
L640 35 640 0" >
<Path.Fill>
<RadialGradientBrush GradientOrigin="0.5,1.5"
Center="0.5,1"
RadiusX="0.12" RadiusY="0.5">
<GradientStop Color="#1B75E7" Offset="0"></GradientStop>
<GradientStop Color="#144594" Offset="0.4"></GradientStop>
<GradientStop Color="#0D213C" Offset="1"></GradientStop>
</RadialGradientBrush>
</Path.Fill>
<Path.Stroke>
<LinearGradientBrush StartPoint="0,0" EndPoint="1,0">
<GradientStop Color="Transparent" Offset="0"></GradientStop>
<GradientStop Color="#47D9FF" Offset=".5"></GradientStop>
<GradientStop Color="Transparent" Offset="1"></GradientStop>
</LinearGradientBrush>
</Path.Stroke>
</Path>
<Grid>
<Grid.ColumnDefinitions>
<ColumnDefinition></ColumnDefinition>
<ColumnDefinition Width="auto"></ColumnDefinition>
<ColumnDefinition></ColumnDefinition>
</Grid.ColumnDefinitions>
<TextBlock Text="XXXXXXXXXXXXXXXX" VerticalAlignment="Center" Foreground="#9FFF" FontSize="16" Grid.Column="1" Margin="50,5,50,0"></TextBlock>
<Border BorderBrush="#1B436E" VerticalAlignment="Center" BorderThickness="0,0,2,0" Margin="0,0,4,0" Height="14">
<Border.RenderTransform>
<SkewTransform AngleX="-45"></SkewTransform>
</Border.RenderTransform>
<Border BorderBrush="#1B436E" BorderThickness="0,0,2,0" Margin="0,0,4,0">
<Border Margin="0,0,4,0">
<Border.Background>
<LinearGradientBrush StartPoint="0,0" EndPoint="1,0">
<GradientStop Color="#0D213c" Offset="0"></GradientStop>
<GradientStop Color="#1B436E" Offset="1"></GradientStop>
</LinearGradientBrush>
</Border.Background>
</Border>
</Border>
</Border>
<Border Grid.Column="2" BorderBrush="#1B436E" VerticalAlignment="Center" BorderThickness="2,0,0,0" Margin="4,0,0,0" Height="14">
<Border.RenderTransform>
<SkewTransform AngleX="-135"></SkewTransform>
</Border.RenderTransform>
<Border BorderBrush="#1B436E" BorderThickness="2,0,0,0" Margin="4,0,0,0">
<Border Margin="4,0,0,0">
<Border.Background>
<LinearGradientBrush StartPoint="0,0" EndPoint="1,0">
<GradientStop Color="#1B436E" Offset="0"></GradientStop>
<GradientStop Color="#0D213c" Offset="1"></GradientStop>
</LinearGradientBrush>
</Border.Background>
</Border>
</Border>
</Border>
</Grid>
</Grid>
</Window>