.devtools-toolbarbutton[type=menu] > .toolbarbutton-menu-dropmarker,
.devtools-toolbarbutton[type=menu-button] > .toolbarbutton-menubutton-dropmarker {
- -moz-appearance: none !important;
- list-style-image: url("chrome://browser/skin/devtools/dropmarker.png");
-moz-box-align: center;
}