diff --git a/src/element/live-chat.css b/src/element/live-chat.css
index 31148c6..abef9de 100644
--- a/src/element/live-chat.css
+++ b/src/element/live-chat.css
@@ -41,6 +41,12 @@
   }
 }
 
+@media (min-width: 2000px) {
+  .live-chat {
+    height: calc(100vh - 72px - 96px - 120px - 56px);
+  }
+}
+
 .live-chat>.header {
   font-weight: 600;
   font-size: 24px;