update css

css_html_js.py

@@ -37,7 +37,7 @@ custom_css = """
 /* Limit the width of the first AutoEvalColumn so that names don't expand too much */
 table td:first-child,
 table th:first-child {
-    max-width: 400px;
+    max-width: 600px;
     overflow: auto;
     white-space: nowrap;
 }