Polymer elements added to third_party/polymer.

third_party/polymer/components/paper-dialog/paper-dialog.css

Index: third_party/polymer/components/paper-dialog/paper-dialog.css
diff --git a/third_party/polymer/components/paper-dialog/paper-dialog.css b/third_party/polymer/components/paper-dialog/paper-dialog.css
new file mode 100644
index 0000000000000000000000000000000000000000..73096be1d89c760fbd09ee4a292ee03cd687eb8e
--- /dev/null
+++ b/third_party/polymer/components/paper-dialog/paper-dialog.css
@@ -0,0 +1,43 @@
+:host {
+  background: white;
+  color: rgba(0, 0, 0, 0.87);
+}
+
+#shadow {
+  position: absolute;
+  top: 0;
+  left: 0;
+  bottom: 0;
+  right: 0;
+  z-index: -1;
+}
+
+#container {
+  overflow: hidden;
+}
+
+#main {
+  height: auto;
+  -webkit-order: 1;
+  -ms-flex-order: 1;
+  order: 1;
+  padding: 24px;
+  overflow: auto;
+}
+
+h1 {
+  margin: 0;
+}
+
+#actions {
+  -webkit-order: 2;
+  -ms-flex-order: 2;
+  order: 2;
+  padding: 4px 16px 20px;
+}
+
+polymer-next-selector { content: ':host > *'; }
+::content > * {
+  font: inherit;
+  border: 0;
+}