Fixed search scrolling going beyond window base.

_layouts/page.html

@@ -46,14 +46,14 @@
                 <paper-item><core-icon icon="social:post-youtube"></core-icon><a href="https://www.youtube.com/watch?v=SzoyWugzZAw">Unofficial Tutorial Video</a></paper-item>
             </nav>
         </div>
-        <div main>
+        <div main layout vertical>
 
             <core-toolbar>
                 <core-icon-button id="drawerToggle" icon="menu" core-drawer-toggle></core-icon-button>
                 <h1 flex>{{ page.title }}</h1>
             </core-toolbar>
 
-            <div id="main" layout vertical>
+            <div id="main" flex>
                 {{ content }}
             </div>
         </div>

style.css

@@ -65,7 +65,6 @@ div[drawer] > nav {
 }
 #main {
     padding: 2em 1em;
-    height: 100%;
     overflow-y: auto;
 }
 paper-shadow {
@@ -79,10 +78,13 @@ code {
     font-family: monospace;
     font-size: 12pt;
 }
+paper-button {
+    background: #64B5F6;
+    color: white;
+}
 #bigbutton {
     display: table;
     font-size: 24pt;
-    background: #64B5F6;
     margin: 1em auto;
 }
 #bigbutton > a {