Revert "Speculative revert by sheriff"

ui/file_manager/file_manager/foreground/css/cws_widget_container.css

Index: ui/file_manager/file_manager/foreground/css/cws_widget_container.css
diff --git a/ui/file_manager/file_manager/foreground/css/cws_widget_container.css b/ui/file_manager/file_manager/foreground/css/cws_widget_container.css
index 37e16eb245e2dcf932b40106bb13564333573fa4..8e4c581299ec3580bbfe4a2c50b363b78a4cf36c 100644
--- a/ui/file_manager/file_manager/foreground/css/cws_widget_container.css
+++ b/ui/file_manager/file_manager/foreground/css/cws_widget_container.css
@@ -63,3 +63,20 @@
   flex: 1;
   line-height: 16px;
 }
+
+.cr-dialog-frame.cws-widget-error-dialog-frame {
+  width: 300px;
+}
+
+.cws-widget-error-dialog-frame .cws-widget-error-dialog-img {
+  background-image: -webkit-image-set(
+    url(chrome://theme/IDR_ERROR_NETWORK_GENERIC) 1x,
+    url(chrome://theme/IDR_ERROR_NETWORK_GENERIC@2x) 2x);
+  background-position: center;
+  background-repeat: no-repeat;
+  height: 40px;
+}
+
+.cws-widget-error-dialog-text {
+  text-align: center;
+}