Fix CSS of GO-CAM ID form

Author: kimrutherford

gocam_app/templates/gocam_app/index.html

@@ -5,13 +5,17 @@
     <meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1, maximum-scale=1">
 
     <style>
-      #ids {
-        width: 50em;
-        height: 30em;
+      body {
+        margin-left: 1em;
+        font-size: 150%;
+      }
+      #id_ids {
+        width: 40em;
+        height: 20em;
       }
       #ids-submit {
         margin-top: 1em;
-       font-size: 110%;
+        font-size: 110%;
       }
     </style>
   </head>