-- Define a function to create the speed GUI
local function createSpeedGUI()
    -- Create a ScreenGui object
    local gui = Instance.new("ScreenGui")
    gui.Name = "SpeedGUI"
    gui.Parent = game.Players.LocalPlayer.PlayerGui
    
    -- Create a Frame to hold the GUI elements
    local frame = Instance.new("Frame")
    frame.Size = UDim2.new(0, 200, 0, 100) -- Set size
    frame.Position = UDim2.new(0, 10, 0, 10) -- Set position
    frame.BackgroundColor3 = Color3.fromRGB(255, 255, 255) -- White background
    frame.Parent = gui
    
    -- Create a TextLabel for the title
    local titleLabel = Instance.new("TextLabel")
    titleLabel.Size = UDim2.new(1, 0, 0, 30)
    titleLabel.Position = UDim2.new(0, 0, 0, 0)
    titleLabel.Text = "Speed GUI"
    titleLabel.Font = Enum.Font.SourceSansBold
    titleLabel.TextSize = 18
    titleLabel.TextColor3 = Color3.fromRGB(0, 0, 0) -- Black text
    titleLabel.Parent = frame
    
    -- Create a TextBox for speed input
    local speedTextBox = Instance.new("TextBox")
    speedTextBox.Size = UDim2.new(0.8, 0, 0, 30)
    speedTextBox.Position = UDim2.new(0.1, 0, 0, 40)
    speedTextBox.PlaceholderText = "Enter speed value..."
    speedTextBox.Parent = frame
    
    -- Create a TextButton to set speed
    local setSpeedButton = Instance.new("TextButton")
    setSpeedButton.Size = UDim2.new(0.4, 0, 0, 30)
    setSpeedButton.Position = UDim2.new(0.1, 0, 0, 80)
    setSpeedButton.Text = "Set Speed"
    setSpeedButton.Parent = frame
    
    -- Define the action when the button is clicked
    setSpeedButton.MouseButton1Click:Connect(function()
        local speedValue = tonumber(speedTextBox.Text)
        if speedValue then
            game.Players.LocalPlayer.Character.Humanoid.WalkSpeed = speedValue
        else
            print("Invalid speed value entered!")
        end
    end)
end

-- Call the function to create the speed GUI
createSpeedGUI()