diff --git a/web_src/less/openi.less b/web_src/less/openi.less
index 482fd5338..9c5114ba4 100644
--- a/web_src/less/openi.less
+++ b/web_src/less/openi.less
@@ -86,9 +86,9 @@ footer {
 		padding: 0;
 	}
 }
-@media (min-width: 1600px) {
+@media only screen and (min-width: 1600px){
 	.ui.ui.ui.container:not(.fluid) {
-		width: 1400px;
+		width: 1200px;
 	}
 }