# Interface Customization

## **Parameters**

{% hint style="info" %}
All keys and values of parameters are case-sensitive. All values' format is **String**.
{% endhint %}

### `logoType`

{% hint style="info" %}
The official FaTPay logo on the upper left corner of FaTPay widget could be replaced by your own stylish and recognizable logo. **Only available for Basic/Premium Partners**. 

Can't wait for a change? Please get in touch with [our business manager](mailto://operations@fatpay.xyz).
{% endhint %}

* ***Description:*** `hidden`/`partner`. The logo on the upper left corner of FaTPay widget will be hidden if this parameter is set to `hidden`. Also it could be replaced by your own log if it's set to `partner`. E.g. *`logoType=hidden`*;
* ***Default:*** None. Display the logo;
* ***Scope:*** Applicable for Basic/Premium Partners;
* ***Required:*** Optional for all partners;
* ***Signed:*** Not required to sign;

<figure><img src="https://1055926362-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FeMoJky66Cj23UBCzvkFj%2Fuploads%2FgYTjiI9EAXpohrbIm4j5%2Fimage.png?alt=media&#x26;token=047713d0-7be8-4060-9d90-22f1917e7ee3" alt=""><figcaption><p>Preview of <code>logoType</code> settings</p></figcaption></figure>

### `theme`

* ***Description:*** Specified theme from \[[widget-themes-gallery](https://dev.fatpay.org/reference/integration-tutorial/widget-themes-gallery "mention")]. All themes adapt to both dark and light mode. It could work pair with *`darkMode`*. E.g. *`theme=green`*;
* ***Default:*** None. Default FaTPay theme;
* ***Scope:*** Applicable for all partners;
* ***Required:*** Optional for all partners;
* ***Signed:*** Not required to sign;

{% hint style="info" %}
Please check \[[widget-themes-gallery](https://dev.fatpay.org/reference/integration-tutorial/widget-themes-gallery "mention")] for more themes.&#x20;

**For Basic/Premium Partners**, in case you need your own theme, please also reach [our business manager](mailto://operations@fatpay.xyz).
{% endhint %}

### `darkMode`

* ***Description:*** *`0`*/*`1`*. *`0`* means light mode while *`1`* dark mode. It could work pair with *`theme`*. E.g. *`theme=green&darkMode=1`*.
* ***Default:*** 0;
* ***Scope:*** Applicable for all partners;
* ***Required:*** Optional for all partners;
* ***Signed:*** Not required to sign;


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://dev.fatpay.org/reference/integration-tutorial/interface-customization.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.