Let the dataset description use the full width

app.css

@@ -85,7 +85,8 @@
 /* What was annotated and how: a lead and a closed disclosure at the top of
    both tabs, aligned with the content padding below it. */
 .gradio-container .tab-intro { padding:22px 20px 0; gap:8px; background:transparent; border:0; }
-.gradio-container .tab-intro-lead, .gradio-container .tab-intro-lead p { font:15px/1.65 Arial,Helvetica,sans-serif; color:#33503f; max-width:860px; margin:0; }
+.gradio-container .tab-intro-lead, .gradio-container .tab-intro-lead p { font:15px/1.65 Arial,Helvetica,sans-serif; color:#33503f; max-width:none; margin:0; }
+.gradio-container .tab-intro-lead .prose, .gradio-container .tab-intro-lead .md { max-width:none; }
 .gradio-container .tab-intro .atlas-disclosure { margin-top:4px; }
 #atlas-overview .tab-intro + * .atlas, #atlas-overview .atlas { padding-top:8px; }
 .gradio-container .tab-intro .atlas-disclosure ul { padding-left:22px; margin:6px 0 0; list-style:disc; }