[WebProfilerBundle] Tweak html markup and css

src/Symfony/Bundle/WebProfilerBundle/Resources/public/css/profiler.css

@@ -327,8 +327,7 @@ table th.value
     font-size:14px;
     padding-bottom:20px;
 }
-
-.sf-toolbarreset {
+#sf-toolbar {
     border-top: 0;
     padding: 0;
 }

src/Symfony/Bundle/WebProfilerBundle/Resources/views/Profiler/toolbar.html.twig

@@ -3,7 +3,7 @@
     <div style="clear: both; height: 40px;"></div>
 {% endif %}
 
-<div class="sf-toolbarreset"
+<div id="sf-toolbar"
     {% if 'normal' != position %}
     style="position: {{ position }};
         background-color: #f7f7f7;