WordPress/wp-admin/css/media-rtl.css

ul#sidemenu {
	left: auto;
	right: 0;
}
.align .field label {
	display: block;
	float: right;
	padding: 0 25px 0 0;
	margin: 5px 3px 5px 5px;
}
.align .field input {
	display: block;
	float: right;
	margin: 5px 15px 5px 0;
}
.image-align-none-label,
.image-align-left-label,
.image-align-center-label,
.image-align-right-label {
	background-position: center right;
}