MainWindow.xaml

<Window x:Class="CoffeeLPT.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:CoffeeLPT" xmlns:materialDesign="http://materialdesigninxaml.net/winfx/xaml/themes"
        mc:Ignorable="d"
        Title="MainWindow" Height="300" Width="200">
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="*"/>
            <RowDefinition Height="*"/>
        </Grid.RowDefinitions>

        <Grid Row="0" >
            <Button Width="80" Margin="20" Padding="0" Height="80" Name="CoffeeButton" Click="CoffeeButton_Click">
                <Button.Content>
                    <StackPanel>
                        <TextBlock  FontSize="20" TextAlignment="Center">GO! to</TextBlock>
                        <TextBlock Margin="0 10 0 0" TextAlignment="Center">CoffeeLPT</TextBlock>
                    </StackPanel>
                </Button.Content>
            </Button>
        </Grid>

        <Grid Row="1" >
            <Button x:Name="ArduinoButton" Click="ArduinoButton_Click" Width="80" Margin="20" Padding="0" Height="80"  Background="#0088cc" BorderBrush="#0088cc" BorderThickness="0"
                      Style="{StaticResource MaterialDesignFloatingActionDarkButton}" >
                    <Button.Content>
                        <StackPanel>
                        <TextBlock  FontSize="20"  TextAlignment="Center">GO! to</TextBlock>
                        <materialDesign:PackIcon  HorizontalAlignment="Center" Foreground="White" Kind="Send" Width="25" Height="25" />
                        </StackPanel>
                    </Button.Content>
                </Button>
        </Grid>



    </Grid>
</Window>