Added the layouts section, but I'm going to be pulling from emerald next.

src/layouts/fixed-footer.ts

@@ -0,0 +1,12 @@
+export class FixedFooter extends LitElement {
+    static get styles() {
+        return css``;
+    }
+
+    render() {
+        return html`<div class="fixed-footer">
+            <section class="body" part="body"><slot></slot></section>
+            <footer class="footer" part="footer"><slot name="footer"></slot></footer>
+        </div>`;
+    }
+}