diff --git a/scripts/aidlc-evaluator/packages/trend-reports/examples/trend-report.html b/scripts/aidlc-evaluator/packages/trend-reports/examples/trend-report.html
index 6eabc878..82332ff8 100644
--- a/scripts/aidlc-evaluator/packages/trend-reports/examples/trend-report.html
+++ b/scripts/aidlc-evaluator/packages/trend-reports/examples/trend-report.html
@@ -26,7 +26,7 @@
 * { box-sizing: border-box; }
 body {
     font-family: 'Amazon Ember', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
-    max-width: 1200px; margin: 0 auto; padding: 24px;
+    margin: 0; padding: 24px;
     color: var(--gray-900); background: #fff; line-height: 1.6;
 }
 h1 { font-size: 28px; margin: 0 0 4px 0; }
diff --git a/scripts/aidlc-evaluator/packages/trend-reports/src/trend_reports/render_html.py b/scripts/aidlc-evaluator/packages/trend-reports/src/trend_reports/render_html.py
index fe9ced63..f3ea54d2 100644
--- a/scripts/aidlc-evaluator/packages/trend-reports/src/trend_reports/render_html.py
+++ b/scripts/aidlc-evaluator/packages/trend-reports/src/trend_reports/render_html.py
@@ -60,7 +60,7 @@ def render_trend_html(trend: TrendData) -> str:
 * { box-sizing: border-box; }
 body {
     font-family: 'Amazon Ember', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
-    max-width: 1200px; margin: 0 auto; padding: 24px;
+    margin: 0; padding: 24px;
     color: var(--gray-900); background: #fff; line-height: 1.6;
 }
 h1 { font-size: 28px; margin: 0 0 4px 0; }