zotero/chrome/content/zotero-platform/unix/overlay.css

/*
 As of Fx36, the built-in styles don't properly handle a menu-button within combined buttons.
*/
#zotero-toolbar-main-button[cui-areatype="toolbar"] {
	padding-right: 0;
	margin-right: -1px;
}

#zotero-toolbar-main-button[cui-areatype="toolbar"] > .toolbarbutton-icon {
	padding-right: 5px;
}

#zotero-toolbar-buttons[cui-areatype="toolbar"] > separator {
	/* Copied from .toolbarbutton-menubutton-dropmarker::before */
	display: -moz-box;
	width: 1px;
	height: 18px;
	-moz-margin-end: -1px;
	background-image: var(--toolbarbutton-combined-backgroundimage);
	background-clip: padding-box;
	background-position: center;
	background-repeat: no-repeat;
	background-size: 1px 18px;
	box-shadow: var(--toolbarbutton-combined-boxshadow);
}

#zotero-toolbar-save-button[cui-areatype="toolbar"] > .toolbarbutton-menubutton-button {
	padding-left: 0;
}

#zotero-toolbar-save-button[cui-areatype="toolbar"] > .toolbarbutton-menubutton-button > .toolbarbutton-icon {
	padding-left: 6px;
	padding-right: 6px;
}

#zotero-toolbar-save-button[cui-areatype="toolbar"] > .toolbarbutton-menubutton-dropmarker {
	height: 32px;
}

#zotero-toolbar-save-button[cui-areatype="toolbar"] > .toolbarbutton-menubutton-dropmarker > .dropmarker-icon {
	margin-top: 4px;
	margin-bottom: 4px;
	height: 24px;
	padding-left: 9px;
}

#zotero-toolbar-buttons[cui-areatype="toolbar"]:hover > #zotero-toolbar-main-button .toolbarbutton-icon,
#zotero-toolbar-buttons[cui-areatype="toolbar"]:hover > #zotero-toolbar-save-button .toolbarbutton-icon,
#zotero-toolbar-buttons[cui-areatype="toolbar"]:hover > #zotero-toolbar-save-button .dropmarker-icon {
	border-color: var(--toolbarbutton-hover-bordercolor) !important;
}

#zotero-toolbar-save-button[cui-areatype="toolbar"]:hover > .toolbarbutton-menubutton-button > .toolbarbutton-icon,
#zotero-toolbar-save-button[cui-areatype="toolbar"]:hover > .toolbarbutton-menubutton-dropmarker > .dropmarker-icon {
	background: inherit;
}

#zotero-toolbar-buttons[cui-areatype="toolbar"] > #zotero-toolbar-save-button > .toolbarbutton-menubutton-button:hover > .toolbarbutton-icon,
/* This selector doesn't work, so the dropmarker doesn't get a hover effect. :hover doesn't seem
 to have an effect on either part of the dropmarker */
#zotero-toolbar-buttons[cui-areatype="toolbar"] > #zotero-toolbar-save-button > .toolbarbutton-menubutton-dropmarker:hover > .dropmarker-icon {
	background: var(--toolbarbutton-hover-background) !important;
}

#zotero-toolbar-save-button[cui-areatype="toolbar"] > .toolbarbutton-menubutton-button:not([disabled="true"]):hover:active > .toolbarbutton-icon,
#zotero-toolbar-save-button[cui-areatype="toolbar"][open="true"] > .toolbarbutton-menubutton-dropmarker:not([disabled="true"]) > .dropmarker-icon {
	background: var(--toolbarbutton-active-background);
	box-shadow: var(--toolbarbutton-active-boxshadow);
	border-color: var(--toolbarbutton-active-bordercolor);
	transition-duration: 10ms;
}
/* End toolbar buttons */


.zotero-tb-button:not([type=menu]) {
	margin-right: 4px;
}

#zotero-tb-search-menu-button {
	-moz-appearance: toolbarbutton-dropdown !important;
	width: 12px;
	height: 12px;
}

#zotero-tb-search-menu-button .button-menu-dropmarker {
	display: none;
}

#zotero-tb-search .textbox-search-icon {
	visibility: hidden;
}