vaadin-framework/src/com/itmill/toolkit/terminal/gwt/public/default/common/common.css

#itmtk-ajax-window {
	background: #e9eced;
	font-family: "Trebuchet MS", geneva, helvetica, arial, tahoma, verdana, sans-serif;
	color: #464f52;
	font-size: 12px;
	line-height: 18px;
}

input, select, textarea, button {
	font-family: "Trebuchet MS", geneva, helvetica, arial, tahoma, verdana, sans-serif;
	color: #464f52;
}

select {
	padding: 0;
	margin: 0;
}

.i-disabled {
	opacity: 0.3;
	filter: Alpha(opacity=30);
}

.i-contextmenu {
	background: #fff;	
	border: #000;
}

/* Provide some extra whitespace for wrapped elements
   (these elements usuallly need the extra space, since 
   they aren't even handling their own caption) */
.i-captionwrapper {
	margin: 0.3em 0 0 0;
}