Trivial documentation style improvement

doc/conf.py

@@ -246,3 +246,4 @@ extlinks = {'ticket': ('http://projects.skewed.de/graph-tool/ticket/%s',
 # autodoc_default_flags = ['members']
 numpydoc_show_class_members = False
 autodoc_member_order = 'bysource'
+autodoc_docstring_signature = False

doc/gt_theme/static/gt_style.css

@@ -70,7 +70,8 @@ table.citation td, table.citation th, table.citation {
 }
 
 div.admonition {
-    margin-left: 0em;
+    margin-left: auto;
+    margin-right: auto;
     padding-left: 1em;
     width: 80%;
 }
@@ -79,6 +80,12 @@ div.admonition p.admonition-title + p {
     margin-top: 0.5em;
 }
 
+div.seealso {
+    margin-left: 0;
+    background-color: #EEEEEE;
+    border: None;
+}
+
 dl dl pre {
     margin-left: 0;
     padding-left: 1em;