diff --git a/pandas-docs/source/_themes/bootstrap_docs_theme/static/sphinx-bootstrap.css_t b/pandas-docs/source/_themes/bootstrap_docs_theme/static/sphinx-bootstrap.css_t
index f8ede831394a7..9167a5ed701e6 100644
--- a/pandas-docs/source/_themes/bootstrap_docs_theme/static/sphinx-bootstrap.css_t
+++ b/pandas-docs/source/_themes/bootstrap_docs_theme/static/sphinx-bootstrap.css_t
@@ -13,136 +13,10 @@
 
 /* -- page layout ----------------------------------------------------------- */
 
-body {
-    font-family: Arial, sans-serif;
-    font-size: 100%;
-    color: #555;
-    margin: 0;
-    padding: 0;
-}
-
-
-div.documentwrapper {
-  width:  100%;
-}
-
-div.bodywrapper {
-/* ugly hack, probably not attractive with other font size for re*/
-    margin: 0 0 0 {{ theme_sidebarwidth|toint}}px;
-    min-width: 540px;
-    max-width: 800px;
-}
-
-
 hr {
     border: 1px solid #B1B4B6;
 }
 
-div.document {
-    background-color: #eee;
-}
-
-div.body {
-    background-color: #ffffff;
-    color: #3E4349;
-    padding: 0 30px 30px 30px;
-    font-size: 0.9em;
-}
-
-div.footer {
-    color: #555;
-    width: 100%;
-    padding: 13px 0;
-    text-align: center;
-    font-size: 75%;
-}
-
-div.footer a {
-    color: #444;
-    text-decoration: underline;
-}
-
-div.related {
-    background-color: #6BA81E;
-    line-height: 32px;
-    color: #fff;
-    text-shadow: 0px 1px 0 #444;
-    font-size: 0.9em;
-}
-
-div.related a {
-    color: #E2F3CC;
-}
-
-div.sphinxsidebar {
-  font-size: 0.75em;
-  line-height: 1.5em;
-  width: {{ theme_sidebarwidth|toint }}px;
-  margin: 0 ;
-  float: left;
-
-  background-color: #eee;
-}
-/*
-div.sphinxsidebarwrapper{
-    padding: 20px 0;
-}
-*/
-div.sphinxsidebar h3,
-div.sphinxsidebar h4 {
-    font-family: Arial, sans-serif;
-    color: #222;
-    font-size: 1.2em;
-    font-weight: normal;
-    margin: 20px 0 0 0;
-    padding: 5px 10px;
-    background-color: #ddd;
-    text-shadow: 1px 1px 0 white
-}
-
-div.sphinxsidebar h4{
-    font-size: 1.1em;
-}
-
-div.sphinxsidebar h3 a {
-    color: #444;
-}
-
-
-div.sphinxsidebar p {
-    color: #888;
-/* padding: 5px 20px;*/
-}
-
-div.sphinxsidebar p.searchtip {
-    color: #888;
-  padding: 5px 20px;
-}
-
-
-div.sphinxsidebar p.topless {
-}
-
-div.sphinxsidebar ul {
-    margin: 10px 20px;
-    padding: 0;
-    color: #000;
-}
-
-div.sphinxsidebar a {
-    color: #444;
-}
-
-div.sphinxsidebar input {
-    border: 1px solid #ccc;
-    font-family: sans-serif;
-    font-size: 1em;
-}
-
-div.sphinxsidebar input[type=text]{
-    margin-left: 20px;
-}
-
 /* -- body styles ----------------------------------------------------------- */
 
 a {
@@ -155,28 +29,7 @@ a:hover {
     text-decoration: underline;
 }
 
-div.body h1,
-div.body h2,
-div.body h3,
-div.body h4,
-div.body h5,
-div.body h6 {
-    font-family: Arial, sans-serif;
-    background-color: #BED4EB;
-    font-weight: normal;
-    color: #212224;
-    margin: 30px 0px 10px 0px;
-    padding: 5px 0 5px 10px;
-    text-shadow: 0px 1px 0 white
-}
-
-div.body h1 { border-top: 20px solid white; margin-top: 0; font-size: 200%; }
-div.body h2 { font-size: 150%; background-color: #C8D5E3; }
-div.body h3 { font-size: 120%; background-color: #D8DEE3; }
-div.body h4 { font-size: 110%; background-color: #D8DEE3; }
-div.body h5 { font-size: 100%; background-color: #D8DEE3; }
-div.body h6 { font-size: 100%; background-color: #D8DEE3; }
-
+/* section header in docstring pages */
 p.rubric {
     border-bottom: 1px solid rgb(201, 201, 201);
 }
@@ -193,10 +46,6 @@ a.headerlink:hover {
     color: white;
 }
 
-div.body p, div.body dd, div.body li {
-    line-height: 1.5em;
-}
-
 div.admonition p.admonition-title + p, div.deprecated p {
     display: inline;
 }
@@ -246,20 +95,11 @@ pre {
     color: #222;
     line-height: 1.2em;
     border: 1px solid rgb(201,201,201);
-    font-size: 1.1em;
     margin: 1.5em 0 1.5em 0;
     -webkit-box-shadow: 1px 1px 1px #d8d8d8;
     -moz-box-shadow: 1px 1px 1px #d8d8d8;
 }
 
-tt {
-    background-color: #ecf0f3;
-    color: #222;
-    /* padding: 1px 2px; */
-    font-size: 1.1em;
-    font-family: monospace;
-}
-
 .viewcode-back {
     font-family: Arial, sans-serif;
 }