top of docs sidebar format

Author: jwmueller

docs/source/_templates/brand.html

@@ -19,6 +19,7 @@
     {% endblock brand_content %}
 </a>
 
-<div class="centered">
-    <a style="margin-top: 6px;" class="github-button" href="https://github.com/cleanlab/cleanvision" data-size="large" data-show-count="true">Star Repo</a>
+<div style="margin-left: 12px; margin-top: 4px;">
+    <a style="margin-top: 6px;" class="github-button" href="https://github.com/cleanlab/cleanvision" data-size="large" data-show-count="true"
+    aria-label="Star cleanlab/cleanvision on GitHub">GitHub</a>
 </div>