Tweak error page and status message.

app/routes.py

@@ -281,9 +281,10 @@ def git_update() -> None:
 
 @writing_blueprint.route('/status', methods=['GET'])
 def status_page() -> Response:
-    status_message = f'Currently running on {os.environ.get("UNDERCOVER_SERVER_NAME")} server'
+    status_message = f"Currently running on '{os.environ.get('UNDERCOVER_SERVER_NAME')}' server"
     return make_response(render_template('error.jinja2', status=200, error_text=status_message), 200)
 
+
 @writing_blueprint.route('/', methods=['POST'])
 def generate_pdf() -> Response:
     email_address = session.get('username')

app/templates/error.jinja2

@@ -4,7 +4,7 @@
 {% block title %}UnderCover - {{ status }}{% endblock %}
 
 {% block content %}
-    <h1>{{ error_text }}</h1>
+    <h1 style="line-height: 150%">{{ error_text }}</h1>
     {% if extra_text %}
         <h2>{{ extra_text }}</h2>
     {% endif %}