MyDiplom/MainPage.xaml

<?xml version="1.0" encoding="utf-8" ?>
<ContentPage xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
             x:Class="MyDiplom.MainPage">
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="80"/>
            <RowDefinition/>
        </Grid.RowDefinitions>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="250"/>
            <ColumnDefinition Width="*"/>
        </Grid.ColumnDefinitions>
        <StackLayout Grid.ColumnSpan="2" Orientation="Horizontal" Padding="10"
            Background="black"  HeightRequest="80"
                           
                           HorizontalOptions="Fill" >
            <Label Text="TgBots" TextColor="White" FontSize="40"  
                   VerticalOptions="Center" 
                   HorizontalOptions="StartAndExpand"/>

            <Button Text="Регистироваться/Вход" 
                    TextColor="White"
                    BackgroundColor="Transparent" 
                    HorizontalOptions="EndAndExpand"/>

        </StackLayout>
        <StackLayout Background="LightGray" Grid.Row="1"   WidthRequest="250" 
                    Padding="20">
            <Button Text="Главная" TextColor="Black"
                                    BackgroundColor="Transparent"/>
            <Button Text="Личный кабинет" TextColor="Black"
                                    BackgroundColor="Transparent" />
            <Button Text="О нас" TextColor="Black"
                                    BackgroundColor="Transparent"/>
            <Button Text="Новости" TextColor="Black"
                                    BackgroundColor="Transparent"/>
            <Button Text="FAQ" TextColor="Black"
                                    BackgroundColor="Transparent"/>
            <Button Text="Контакты" TextColor="Black"
                                    BackgroundColor="Transparent"/>
            <Button Text="О ботах" TextColor="Black"
                                    BackgroundColor="Transparent"/>

        </StackLayout>

            <VerticalStackLayout Grid.Row="1" Grid.Column="1">
        <Label Text="TG FREELANCE МЕНЕДЖЕР" FontSize="100"  HeightRequest="115" HorizontalOptions="Center"/>
        <Grid>
               
                


                <VerticalStackLayout Background="Aqua"  HeightRequest="235" >
                    <StackLayout>
                        <Label Text="Выберите фриланс биржу, с которой хотите работать:" FontSize="45" Padding="1" />
                    </StackLayout>
                    <StackLayout VerticalOptions="Center" >
                        <StackLayout Padding="10,0,0,0" Orientation="Horizontal" Spacing="10" >
                            <Button Text="Выделить всё" WidthRequest="130" TextColor="Black" Background="LightGray"  />

                            <Button Text="Очистить" WidthRequest="130"  TextColor="Black" Background="LightPink" />
                     
                        </StackLayout>
                            
                        <StackLayout Orientation="Horizontal" Spacing="10" Padding="10,0,0,0" >
                            <CheckBox Margin="0,0,-25,0"/>
                            <Label Text="Freelance" VerticalOptions= "Center"   />

                            <CheckBox Margin="0,0,-25,0"/>
                            <Label Text="Freelance.habr" VerticalOptions= "Center" />

                            <CheckBox Margin="0,0,-25,0"/>
                            <Label Text="Weblancer" VerticalOptions= "Center" />

                            <CheckBox Margin="0,0,-25,0"/>
                            <Label Text="Kwork" VerticalOptions= "Center"/>

                            <CheckBox Margin="0,0,-25,0"/>
                            <Label Text="FL" VerticalOptions= "Center" />
                        </StackLayout>
                       
                   
                    </StackLayout>


                </VerticalStackLayout>
        </Grid>
        

        <Label Text="Выберите подходящую категорию:" FontSize="18" />
        <Grid Padding="10,10,0,0">
            <Grid.RowDefinitions>
                <RowDefinition Height="Auto"/>
                <RowDefinition Height="Auto"/>
                <RowDefinition Height="Auto"/>
            </Grid.RowDefinitions>
            <Grid.ColumnDefinitions>
                <ColumnDefinition Width="*"/>
                <ColumnDefinition Width="*"/>
            </Grid.ColumnDefinitions>

            <CheckBox Grid.Row="0" Grid.Column="0" />
            <Label Text="Категория 1" Grid.Row="0" Grid.Column="1"/>
            <CheckBox Grid.Row="1" Grid.Column="0" />
            <Label Text="Категория 2" Grid.Row="1" Grid.Column="1"/>
            <CheckBox Grid.Row="2" Grid.Column="0" />
            <Label Text="Категория 3" Grid.Row="3" Grid.Column="1"/>
        </Grid>
    </VerticalStackLayout>
    </Grid>
</ContentPage>