<Grid>
        <Slider Maximum="100" Minimum="0" Width="600" x:Name="_Slider"/>
        <local:ProgressTrailing Width="600" Height="7" SymbolRadius="7.5" Background="#FFDBDDE8" SymbolBorderThickness="0"
                                ValueColor="#FF74E440" SymbolBorderColor="Transparent"  SymbolColor="#FF0BE80B" SymbolBorderRadius="20"
                                Value="{Binding Value ,ElementName=_Slider}"/>
</Grid>