add plugin based on google reader css at http://tt-rss.org/forum/viewtopic.php?f=22&t=1287&start=15#p5956

plugins/googlereadertheme/init.php

@@ -0,0 +1,25 @@
+<?php
+class GoogleReaderTheme extends Plugin {
+
+	private $link;
+	private $host;
+
+	function about() {
+		return array(1.0,
+			"Make tt-rss look similar to Google Reader",
+			"levito");
+	}
+
+	function init($host) {
+		$this->link = $host->get_link();
+		$this->host = $host;
+
+		// force-enable combined mode
+		set_pref($this->link, "COMBINED_DISPLAY_MODE", true);
+	}
+
+	function get_css() {
+		return file_get_contents(dirname(__FILE__) . "/init.css");
+	}
+}
+?>