diff --git a/assets/custom.css b/assets/custom.css
index 8de8e5a..312266a 100644
--- a/assets/custom.css
+++ b/assets/custom.css
@@ -65,18 +65,13 @@ ol:not(.options), ul:not(.options) {
     #chuanhu_chatbot {
         height: calc(100vh - 280px);
     }
-    #chuanhu_chatbot .wrap {
-        max-height: calc(100vh - 280px - var(--line-sm)*1rem - 2*var(--block-label-margin) );
-    }
+
 }
 /* 屏幕宽度小于500px的设备 */
 @media screen and (max-width: 499px) {
     #chuanhu_chatbot {
         height: calc(100vh - 220px);
     }
-    #chuanhu_chatbot .wrap {
-        max-height: calc(100vh - 220px - var(--line-sm)*1rem - 2*var(--block-label-margin) );
-    }
 }
 /* 对话气泡 */
 [class *= "message"] {