#expand:after {
	position: absolute;
	content: "";
	width: 0;
	height: 0;
	border-style: solid;
	border-width: 4px 4px 0 4px;
	border-color: #595959 transparent transparent transparent;
	right: 17px;
	top: 22px;
	transition: border-color .25s;
}

/* hover effect for app switcher label */

#header #owncloud,
#header .header-appname-container {
        opacity: .9;
        transition: opacity .25s;
}

#header #owncloud:hover,
#header .header-appname-container:hover {
        opacity: 1;
}