Fix terminal header flex box layout

notebook/templates/page.html

@@ -118,7 +118,7 @@ dir="ltr">
 
 <div id="header">
   <div id="header-container" class="container">
-  <div id="ipython_notebook" class="nav navbar-brand pull-left"><a href="{{default_url}}
+  <div id="ipython_notebook" class="nav navbar-brand"><a href="{{default_url}}
     {%- if logged_in and token -%}?token={{token}}{%- endif -%}" title='{% trans %}dashboard{% endtrans %}'>
       {% block logo %}<img src='{{static_url("base/images/logo.png") }}' alt='Jupyter Notebook'/>{% endblock %}
   </a></div>

notebook/templates/terminal.html

@@ -7,24 +7,23 @@
 {% block bodyclasses %}terminal-app {{super()}}{% endblock %}
 
 {% block params %}
-
 data-base-url="{{base_url | urlencode}}"
 data-ws-url="{{ws_url | urlencode}}"
 data-ws-path="{{ws_path}}"
-
 {% endblock %}
 
 {% block stylesheet %}
 {{super()}}
-
 <link rel="stylesheet" href="{{ static_url("terminal/css/override.css") }}" type="text/css" />
 <link rel="stylesheet" href="{{static_url("components/xterm.js/dist/xterm.css") }}" type="text/css" />
 {% endblock %}
 
-{% block site %}
+{% block headercontainer %}
+<span id="save_widget" class="save_widget"></span>
+{% endblock headercontainer %}
 
+{% block site %}
 <div id="terminado-container" class="container"></div>
-
 {% endblock %}
 
 {% block script %}