Project import generated by Copybara.

GitOrigin-RevId: 63746295f1a5ab5a619056791995793d65529e62
diff --git a/node_modules/mdl-ext/src/sticky-header/_sticky-header.scss b/node_modules/mdl-ext/src/sticky-header/_sticky-header.scss
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+/**
+ * Copyright 2016 Leif Olsen. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+// Use of this module requires the user to include variables from material-design-lite
+//@import "../../node_modules/material-design-lite/src/variables";
+//@import "../../node_modules/material-design-lite/src/mixins";
+@import "../variables";
+
+.mdlext-layout__sticky-header {
+  position: absolute;
+  overflow: visible;
+  background: $mdlext-sticky-header-background;
+  transition: 0.1s ease-in-out;
+
+  &.mdlext-is-scroll {
+    background: $mdlext-sticky-header-background-scroll;
+  }
+}
+
+*:not(.is-small-screen) .mdlext-layout__sticky-header {
+  .mdl-layout__drawer-button {
+    visibility: hidden;
+  }
+  .mdl-layout__header-row {
+    padding-left: $padding;
+  }
+}
+
+*:not(.mdl-layout--fixed-drawer).has-drawer .mdlext-layout__sticky-header,
+.is-small-screen.has-drawer .mdlext-layout__sticky-header {
+  display: flex;
+
+  .mdl-layout__drawer-button {
+    visibility: visible;
+  }
+  .mdl-layout__header-row {
+    padding-left: $padding + $layout-drawer-button-desktop-size;
+  }
+}