Do todos

public/index.html

@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="en" style="height: 100%">
   <head>
     <meta charset="utf-8" />
     <link rel="icon" href="%PUBLIC_URL%/favicon.ico" />
@@ -26,9 +26,9 @@
     -->
     <title>React App</title>
   </head>
-  <body>
+  <body style="height: 100%">
     <noscript>You need to enable JavaScript to run this app.</noscript>
-    <div id="root"></div>
+    <div id="root" style="height: 100%"></div>
     <!--
       This HTML file is a template.
       If you open it directly in the browser, you will see an empty page.