test center caption

README.md

@@ -106,11 +106,11 @@ Optional high-code extensions allow almost infinite customization in a modular w
 ### vizro-core
 
 <div align="center" markdown="1">
-<a href="http://vizro.mckinsey.com/">
-<img border="0" src="https://raw.githubusercontent.com/mckinsey/vizro/main/.github/images/live_interactive_demo.png" width="525" height="296">
-<em>Live demo</em></a>
+    <a href="http://vizro.mckinsey.com/">
+        <img border="0" src="https://raw.githubusercontent.com/mckinsey/vizro/main/.github/images/live_interactive_demo.png" width="525" height="296">
+        <div class="caption">Live demo</div>
+    </a>
 </div>
-<br>
 
 [vizro-core](https://vizro.readthedocs.io/en/stable/) is a high-level framework built on top of Dash, Plotly and Pydantic, which makes it easier to build advanced dashboards since it automates many of the otherwise complex and time-consuming tasks traditionally associated with designing, building and deploying front-end applications.