Fix tabs CSS (#354)

Signed-off-by: Eduardo Ponz <[email protected]>

Author: EduPonz

docs/conf.py

@@ -82,14 +82,17 @@ def select_css(html_css_dir):
     :param html_css_dir: The directory to save the CSS stylesheet.
     :return: Returns a list of CSS files to be imported.
     """
+    ret = ['_static/tabs.css']
     common_css = '_static/css/eprosima_rtd_theme.css'
     local_css = '_static/css/fiware_readthedocs.css'
     if download_css(html_css_dir):
         print('Appliying common CSS style file: {}'.format(common_css))
-        return [common_css]
+        ret.append(common_css)
     else:
         print('Appliying local CSS style file: {}'.format(local_css))
-        return [local_css]
+        ret.append(local_css)
+
+    return ret
 
 
 def get_git_branch():

docs/fastdds/property_policies/non_consolidated_qos.rst

@@ -184,15 +184,15 @@ another one.
 
 .. tabs::
 
-  .. tab:: c++
+  .. tab:: C++
 
     .. literalinclude:: /../code/DDSCodeTester.cpp
        :language: c++
        :start-after: // FASTDDS_PHYSICAL_PROPERTIES
        :end-before: //!--
        :dedent: 8
 
-  .. tab:: xml
+  .. tab:: XML
 
    .. literalinclude:: /../code/XMLTester.xml
       :language: xml