Update web.scss

src/TUIKit/TUIComponents/container/TUIChat/style/web.scss

@@ -13,9 +13,11 @@
     border-bottom: 2px solid #DFE1E3;
     background-color: #F1F2F3;
 
+
     h1 {
       font-size: 16Px;
       line-height: 30Px;
+      user-select: text;
     }
   }