docs: update README.md

README.md

@@ -34,7 +34,9 @@ You can start with [quick start](https://diagrams.mingrammer.com/docs/installati
 | Grouped Workers                                              | Clustered Web Services                                       |
 | ------------------------------------------------------------ | ------------------------------------------------------------ |
 | ![grouped workers](https://diagrams.mingrammer.com/img/grouped_workers_diagram.png) | ![clustered web services](https://diagrams.mingrammer.com/img/clustered_web_services_diagram.png) |
-| **Event Processing**                                         | **Stateful Architecture**                                    |
+
+| Event Processing                                             | Stateful Architecture                                        |
+| ------------------------------------------------------------ | ------------------------------------------------------------ |
 | ![event processing](https://diagrams.mingrammer.com/img/event_processing_diagram.png) | ![stateful architecture](https://diagrams.mingrammer.com/img/stateful_architecture_diagram.png) |
 
 You can find all the examples on the [examples](https://diagrams.mingrammer.com/docs/examples) page.