create menulike_bookmarks_folder_popups.css

chrome/menulike_bookmarks_folder_popups.css

@@ -0,0 +1,24 @@
+/* Source file https://github.com/MrOtherGuy/firefox-csshacks/tree/master/chrome/menulike_bookmarks_folder_popups.css made available under Mozilla Public License v. 2.0
+See the above repository for updates as well as full license text. */
+
+/* This style makes menus from bookmarks toolbar folders look like context menus do (on Win10) which was the behavior pre-fx92 */
+
+menupopup[placespopup="true"]{
+  padding: 0 !important;
+  margin: 0 !important;
+  --arrowpanel-background: var(--menu-background-color) !important;
+  border-radius: var(--panel-border-radius) !important;
+}
+.menupopup-arrowscrollbox{
+  margin-top: 1px !important;
+  border: 1px solid var(--panel-border-color) !important;
+  padding: var(--panel-padding) !important;
+  border-radius: var(--panel-border-radius) !important;
+}
+:where(menupopup[placespopup="true"]) menu,
+:where(menupopup[placespopup="true"]) menuitem{
+  margin-inline: 0 !important;
+  padding-inline-start: 1em !important;
+  border-radius: 0 !important;
+  padding-block: 0.5em !important;
+}

html_resources/tagmap.json

@@ -139,5 +139,6 @@
 "menupopup_forced_color_schemes.css":["popup","colors","menu"],
 "centered_tab_label.css":["tab"],
 "dark_date_picker_panel.css":["popup","dark-mode"],
-"textual_searchbar_one-offs.css":["popup","menu"]
+"textual_searchbar_one-offs.css":["popup","menu"],
+"menulike_bookmarks_folder_popups.css":["menu","bookmarks","colors"]
 }

tags.csv

@@ -139,3 +139,4 @@ menupopup_forced_color_schemes.css,popup,colors,menu
 centered_tab_label.css,tab
 dark_date_picker_panel.css,popup,dark-mode
 textual_searchbar_one-offs.css,popup,menu
+menulike_bookmarks_folder_popups.css,menu,bookmarks,colors