Polymer elements added to third_party/polymer.

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

Index: third_party/polymer/components/paper-button/paper-button.css
diff --git a/third_party/polymer/components/paper-button/paper-button.css b/third_party/polymer/components/paper-button/paper-button.css
new file mode 100644
index 0000000000000000000000000000000000000000..e8954ac3bcd72e3e31ecb8aa8a7d113dff7f6cb2
--- /dev/null
+++ b/third_party/polymer/components/paper-button/paper-button.css
@@ -0,0 +1,115 @@
+:host {
+  display: inline-block;
+  position: relative;
+  border: 0;
+  background: transparent;
+  text-align: center;
+  font: inherit;
+  text-transform: uppercase;
+  outline: none;
+  border-radius: 3px;
+  -webkit-user-select: none;
+  user-select: none;
+  cursor: pointer;
+}
+
+:host(.hover:hover) {
+  background: #e4e4e4;
+}
+
+:host([raisedButton]) {
+  background: #dfdfdf;
+}
+
+:host([raisedButton].hover:hover) {
+  background: #d6d6d6;
+}
+
+:host([disabled]) {
+  background: #eaeaea !important;
+  color: #a8a8a8 !important;
+  cursor: auto;
+}
+
+#shadow-container {
+  border-radius: inherit;
+}
+
+#clip {
+  position: relative;
+  border-radius: inherit;
+  overflow: hidden;
+}
+
+/*
+#focusBg {
+  position: absolute;
+  top: 0;
+  left: 0;
+  bottom: 0;
+  right: 0;
+  opacity: 0;
+  border-radius: inherit;
+  background: #c3c3c3;
+  -webkit-transition: opacity 0.2s cubic-bezier(0.4, 0, 0.2, 1);
+  transition: opacity 0.2s cubic-bezier(0.4, 0, 0.2, 1);
+}
+
+:host([focused]) #focusBg {
+  -webkit-transition: none;
+  transition: none;
+  -webkit-animation: focus-fade 0.7s infinite alternate;
+  animation: focus-fade 0.7s infinite alternate;
+}
+
+@-webkit-keyframes focus-fade {
+  0% {
+    opacity: 1;
+  }
+  100% {
+    opacity: 0;
+  }
+}
+
+@keyframes focus-fade {
+  0% {
+    opacity: 1;
+  }
+  100% {
+    opacity: 0;
+  }
+}
+*/
+
+#ripple {
+  position: absolute;
+  top: 0;
+  left: 0;
+  bottom: 0;
+  right: 0;
+  color: #d1d1d1;
+  pointer-events: none;
+}
+
+:host([raisedButton]) #ripple {
+  color: #cecece;
+}
+
+#ripple::shadow canvas {
+  top: 0;
+  left: 0;
+}
+
+#content {
+  /* needed to position the ink behind the content */
+  position: relative;
+}
+
+#icon {
+  margin: 8px;
+}
+
+#content > span {
+  display: inline-block;
+  margin: 0.5em;
+}