vaadin-framework/themes/src/main/themes/VAADIN/themes/liferay/notification/notification.scss

@mixin liferay-notification {

.v-Notification {
	background: #dff4ff;
	color: #34404F;
	font-weight: bold;
	cursor: pointer;
	overflow: hidden;
	padding: 1em;
	max-width: 85%;
	border: 1px solid #a7cedf;
}

.v-Notification-caption,
.v-Notification-description {
	display: inline;
	margin: 0 0.5em 0 0;
}
.v-Notification-warning {
	background: #ffc;
	border-color: #fc0;
}
.v-Notification-error {
	background-color: #ffdddd;
	border-color: #ff0000;
}

.v-Notification-tray {
	color: #111111;
	background-color: #e5e5e5;
	border-color: #b5b5b5;
}
.v-Notification-tray .v-Notification-caption {
	display: block;
}
.v-Notification-tray .v-Notification-description {
	display: block;
}
.v-Notification-system {
	background-color: #ffdddd;
	border-color: #ff0000;
}
.v-Notification-system .v-Notification-caption {
	display: block;
	margin: 0;
}

}