Note: After saving, you have to bypass your browser's cache to see the changes. Google Chrome, Firefox, Microsoft Edge and Safari: Hold down the ⇧ Shift key and click the Reload toolbar button. For details and instructions about other browsers, see Wikipedia:Bypass your cache.
.vector-menu-heading .mw-editsection,
#p-twinkle-label .mw-editsection,
#mw-toc-heading .mw-editsection {
	display: none;
}