make me a roblox server sided gui that works and tell me where to put it in roblox studio

Creating a server-sided GUI in Roblox involves using server scripts and RemoteEvents to ensure that your GUI can communicate with the server correctly. Below, I'll guide you through the basic steps to create a simple server-sided GUI in Roblox.

### Step 1: Setting Up the GUI

1. **Open Roblox Studio** and create a new place (or open your existing one).
2. **Insert a ScreenGui**:
   - In the Explorer panel, right-click on `StarterGui`.
   - Select `Insert Object` > `ScreenGui`.

3. **Add a TextButton**:
   - Right-click the `ScreenGui` you just created.
   - Select `Insert Object` > `TextButton`.
   - Customize the button as you like (size, position, text, etc.).

### Step 2: Create a RemoteEvent

1. **Insert a RemoteEvent**:
   - In the Explorer panel, right-click on `ReplicatedStorage`.
   - Select `Insert Object` > `RemoteEvent`.
   - Name the RemoteEvent something like `ButtonClickedEvent`.

### Step 3: Create Local Script for GUI

1. **Insert a LocalScript**:
   - Right-click on the `TextButton` you created.
   - Select `Insert Object` > `LocalScript`.

2. **Add the following code to the LocalScript**:

```lua
local button = script.Parent
local replicatedStorage = game:GetService("ReplicatedStorage")
local buttonClickedEvent = replicatedStorage:WaitForChild("ButtonClickedEvent")

button.MouseButton1Click:Connect(function()
    buttonClickedEvent:FireServer()  -- Fire the remote event to the server
end)
```

### Step 4: Create Server Script for Event Handling

1. **Insert a Script**:
   - Right-click on `ServerScriptService`.
   - Select `Insert Object` > `Script`.

2. **Add the following code to the Script**:

```lua
local replicatedStorage = game:GetService("ReplicatedStorage")
local buttonClickedEvent = replicatedStorage:WaitForChild("ButtonClickedEvent")

buttonClickedEvent.OnServerEvent:Connect(function(player)
    -- This code runs on the server when the button is clicked
    print(player.Name .. " has clicked the button!")
    -- You can add more server-side logic here, like giving the player an item or changing something in the game
end)
```

### Step 5: Testing Your GUI

1. Save your work.
2. Click on `Play` in Roblox Studio to test your game.
3. When you click the button in the GUI, the message in the Output panel should display the player's name, indicating the server received the event.

### Summary

1. **ScreenGui** contains your GUI elements (like the TextButton).
2. **RemoteEvent** is used to communicate between the client (player) and the server.
3. **LocalScript** handles the button click on the client side and fires the RemoteEvent.
4. **Script** listens for the RemoteEvent on the server side and performs the desired actions when it is triggered.

This setup gives you a basic framework for a server-sided GUI in Roblox. You can extend the functionality as needed, such as adding more GUI elements or complex server-side logic!