diff --git a/web/styles.css b/web/styles.css
index 6f740ee..23f3156 100644
--- a/web/styles.css
+++ b/web/styles.css
@@ -102,3 +102,19 @@ select, button {
 #send:hover {
   background: #1e7e34;
 }
+
+
+#chat div {
+  margin: 10px 0;
+  padding: 10px;
+  border-radius: 6px;
+}
+
+.user {
+  background: #d0eaff;
+  text-align: right;
+}
+
+.assistant {
+  background: #f0f0f0;
+}