diff --git a/templates/index.html b/templates/index.html
index f7ea8ee..1e2ff2f 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -11,10 +11,10 @@
             background: #e8dbcb;
             color: #071330;
         }
-        .table-container { width: 100%; overflow-x: auto; }
+        .table-container { width: 100%; overflow-x: auto; max-height: 70vh; }
         table { border-collapse: collapse; width: 100%; min-width: 700px; margin-bottom: 1em; background: #fff; }
         th, td { border: 1px solid #c3d6db; padding: 0.5em; text-align: center; }
-        th { background: #c3d6db; color: #071330; }
+        th { background: #c3d6db; color: #071330; position: sticky; top: 0; z-index: 2; }
         .clickable { cursor: pointer; background: #e7f7e7; transition: background 0.15s, box-shadow 0.15s; }
         .clickable:hover {
             background: #dbeedb;