Fixed isolate-shared-summary layout problems

runtime/observatory/lib/src/elements/isolate/shared_summary_wrapper.dart

 // Copyright (c) 2016, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 import 'dart:html';
 import 'dart:async';
 import 'package:observatory/app.dart';
 import 'package:observatory/service.dart';
 import 'package:observatory/src/elements/helpers/tag.dart';
 import 'package:observatory/src/elements/shims/binding.dart';
@@ skipping 70 matching lines @@
           display: table-row;
         }
         .memberName, .memberValue {
           display: table-cell;
           vertical-align: top;
           padding: 3px 0 3px 1em;
           font: 400 14px 'Montserrat', sans-serif;
         }
         isolate-shared-summary-wrapped {
           display: block;
+        }
+        isolate-shared-summary-wrapped > .summary {
           height: 300px;
           position: relative;
         }
-        isolate-shared-summary-wrapped > .menu {
+        isolate-shared-summary-wrapped .menu {
           float: right;
           top: 0;
           right: 0;
         }
-        isolate-shared-summary-wrapped > isolate-counter-chart {
+        isolate-shared-summary-wrapped isolate-counter-chart {
           position: absolute;
           left: 0;
           top: 0;
           right: 230px;
           clear: both;
         }
         isolate-shared-summary-wrapped .errorBox {
           background-color: #f5f5f5;
           border: 1px solid #ccc;
           padding: 2em;
@@ skipping 48 matching lines @@
           text-overflow: ellipsis;
           max-width: 120px;
           flex: 1;
         }
         ''',
       new IsolateSharedSummaryElement(_isolate,
                                       queue: ObservatoryApplication.app.queue)
     ];
   }
 }