widen display for longer names

src/display/css_html_js.py

@@ -41,7 +41,7 @@ custom_css = """
 /* Limit the width of the first AutoEvalColumn so that names don't expand too much */
 #leaderboard-table td:nth-child(2),
 #leaderboard-table th:nth-child(2) {
-    max-width: 400px;
+    max-width: 600px;
     overflow: auto;
     white-space: nowrap;
 }