diff --git a/webui/src/styles/mail-profiles.css b/webui/src/styles/mail-profiles.css
index 10e7292..94aea5f 100644
--- a/webui/src/styles/mail-profiles.css
+++ b/webui/src/styles/mail-profiles.css
@@ -421,15 +421,6 @@
 
 
 /* Mailbox work surface: shared explorer/list pattern with mail-specific columns. */
-.mailbox-page.file-manager-fullscreen {
-  position: relative;
-  display: grid;
-  grid-template-rows: 1fr;
-  height: calc(100vh - 115px);
-  padding: 0;
-  overflow: hidden;
-}
-
 .mailbox-shell.file-manager-shell {
   position: relative;
   grid-template-columns: minmax(230px, 290px) minmax(390px, 1fr) minmax(340px, .82fr);