diff --git a/pixelegg/css/fancy.css b/pixelegg/css/fancy.css
index d07c587649..e514de2613 100644
--- a/pixelegg/css/fancy.css
+++ b/pixelegg/css/fancy.css
@@ -6931,6 +6931,9 @@ Addressbook sidebox grid table
 #egw_fw_main #egw_fw_tabs .egw_fw_ui_tabs_header #calendar-egw_fw_ui_tab_header.egw_fw_ui_tab_header_active {
   border-top-color: #CC0033;
 }
+#dialog-calendar-add {
+  --width: 70%;
+}
 #egw_fw_basecontainer.egw_fw_sidebar_toggleOn #filemanager_sidebox_header.egw_fw_ui_sidemenu_entry_header_active {
   background-color: rgba(255, 153, 51, 0.3);
   border-left: 4px solid #ff9933 !important;
diff --git a/pixelegg/css/pixelegg.css b/pixelegg/css/pixelegg.css
index 6e617a22f8..453a2321cc 100644
--- a/pixelegg/css/pixelegg.css
+++ b/pixelegg/css/pixelegg.css
@@ -6924,6 +6924,9 @@ Addressbook sidebox grid table
 #egw_fw_main #egw_fw_tabs .egw_fw_ui_tabs_header #calendar-egw_fw_ui_tab_header.egw_fw_ui_tab_header_active {
   border-top-color: #CC0033;
 }
+#dialog-calendar-add {
+  --width: 70%;
+}
 #egw_fw_basecontainer.egw_fw_sidebar_toggleOn #filemanager_sidebox_header.egw_fw_ui_sidemenu_entry_header_active {
   background-color: rgba(255, 153, 51, 0.3);
   border-left: 4px solid #ff9933 !important;
diff --git a/pixelegg/css/pixelegg.less b/pixelegg/css/pixelegg.less
index 50d669d82f..e04712725d 100644
--- a/pixelegg/css/pixelegg.less
+++ b/pixelegg/css/pixelegg.less
@@ -188,6 +188,9 @@ Addressbook sidebox grid table
 #egw_fw_main #egw_fw_tabs .egw_fw_ui_tabs_header #calendar-egw_fw_ui_tab_header.egw_fw_ui_tab_header_active {
 	border-top-color: @calendar-color;
 }
+#dialog-calendar-add{
+	--width: 70%;
+}
 // Filemanager
 #egw_fw_basecontainer.egw_fw_sidebar_toggleOn #filemanager_sidebox_header.egw_fw_ui_sidemenu_entry_header_active {
 	background-color: fade(@filemanager-color, 30%);