Fix organization card header: host banner in the Space, center and size it

.gitattributes

@@ -33,3 +33,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.zip filter=lfs diff=lfs merge=lfs -text
 *.zst filter=lfs diff=lfs merge=lfs -text
 *tfevents* filter=lfs diff=lfs merge=lfs -text
+banner.jpeg filter=lfs diff=lfs merge=lfs -text

README.md

@@ -7,7 +7,9 @@ sdk: static
 pinned: false
 ---
 
-![Banner](https://cdn-uploads.huggingface.co/production/uploads/680c9127408ea47e6c1dd6e8/nkhiKlkRzr9EuhCAYdoWa.jpeg) 
+<p align="center">
+    <img src="https://huggingface.co/spaces/HardcoreAI/README/resolve/main/banner.jpeg" alt="Hardcore AI" width="480"/>
+</p>
 
 <p align="center">
     <a href="https://huggingface.co/HardcoreAI">Models</a>