package com.vaadin.tests.layouts; import com.vaadin.server.VaadinRequest; import com.vaadin.tests.components.AbstractReindeerTestUI; import com.vaadin.ui.Component; import com.vaadin.ui.CssLayout; import com.vaadin.ui.Label; public class CssLayoutAbsoluteUrl extends AbstractReindeerTestUI { @Override protected void setup(VaadinRequest request) { Label label = new Label("Hello"); label.setId("myLabel"); addComponent(new CssLayout(label) { @Override protected String getCss(Component c) { return "color: blue; background-image: url(\"about:blank\");"; } }); } }