Improve mobile responsiveness for search, tabs, radar controls, and dense rows

app/public/index.html

@@ -204,7 +204,7 @@
     <div id="alerts-wrap" class="alerts-wrap hidden">
       <div class="section-head">
         <span class="section-label">Weather Alerts</span>
-        <span>
+        <span class="section-actions">
           <button id="notify-btn" class="link-btn" type="button">Enable notifications</button>
           <button id="push-test-btn" class="link-btn" type="button">Send test push</button>
         </span>