[polymer] import all elements

pkg/polymer/lib/elements/polymer-ui-menu-item/polymer-ui-menu-item.css

+/*
+Copyright 2013 The Toolkitchen Authors. All rights reserved.
+Use of this source code is governed by a BSD-style
+license that can be found in the LICENSE file.
+*/
+
+:host { 
+  display: block;
+  position: relative;
+  box-sizing: border-box;
+  -moz-box-sizing: border-box;
+  height: 40px;
+  line-height: 35px;
+  font-size: 16px;
+  padding: 0 10px;
+  border: 1px solid transparent;
+  border-radius: 3px;
+  white-space: nowrap;
+  cursor: pointer;
+  opacity: 0.5;
+}
+
+:host(:hover:host) {
+  opacity: 0.9;
+}
+
+:host(.polymer-selected:host, [active]:host) {
+  opacity: 1;
+}
+
+:host(.polymer-ui-light-theme.polymer-selected:host, .polymer-ui-light-theme[active]:host) {
+  background: #f2f2f2;
+  border: 1px solid rgba(0, 0, 0, 0.15);
+}
+
+:host(.polymer-ui-dark-theme:host) {
+  color: #b3b3b3;
+}
+        
+:host(.polymer-ui-dark-theme:hover:host) {
+  color: rgba(255, 255, 255, 0.9);
+}
+
+:host(.polymer-ui-dark-theme.polymer-selected:host, .polymer-ui-dark-theme[active]:host) {
+  background-color: #000;
+  border: 1px solid rgba(255, 255, 255, 0.2);
+  color: rgba(255, 255, 255, 0.9);
+}
+
+:host([active].no-active-bg:host) {
+  background-color: transparent;
+  border: 1px solid transparent;
+}
+
+/* icon and label */
+polymer-ui-icon:not([showing]) {
+  display: none !important;
+}
+
+polymer-ui-icon {
+  margin-right: 16px;
+}
+
+#label {
+  vertical-align: middle;
+  padding-right: 20px;
+}
+
+/*@polyfill :host #label > a, #link */
+::content > a, #link {
+  position: absolute;
+  top: 0;
+  right: 0;
+  bottom: 0;
+  left: 0;
+  margin: -1px;
+}
+
+#link[hidden] {
+  display: none;
+}