diff --git a/user_guide_src/source/_themes/sphinx_rtd_theme/static/css/citheme.css b/user_guide_src/source/_themes/sphinx_rtd_theme/static/css/citheme.css
index b2e1dd4..192af20 100644
--- a/user_guide_src/source/_themes/sphinx_rtd_theme/static/css/citheme.css
+++ b/user_guide_src/source/_themes/sphinx_rtd_theme/static/css/citheme.css
@@ -3,42 +3,42 @@
 .highlighted {
 	padding: 0px !important;
 	font-weight: inherit !important;
-	background-color: #f1d40f !important;	
+	background-color: #f1d40f !important;
 }
 
-#nav { 
-	background-color: #494949; 
-	margin: 0; 
+#nav {
+	background-color: #494949;
+	margin: 0;
 	padding: 0;
-	display:none;
+	display: none;
 }
 
-#nav2 { 
-	background: url(data:image/jpeg;base64,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) repeat-x scroll left top transparent; 
-	margin: 0; 
-	padding: 0 310px 0 0; 
+#nav2 {
+	background: url(data:image/jpeg;base64,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) repeat-x scroll left top transparent;
+	margin: 0;
+	padding: 0 310px 0 0;
 	text-align: right;
-	display:none;
+	display: none;
 }
 
-#nav_inner { 
-	background-color: transparent; 
-	font-family: Lucida Grande,Verdana,Geneva,sans-serif; 
-	font-size: 11px; 
-	margin: 0; 
+#nav_inner {
+	background-color: transparent;
+	font-family: Lucida Grande,Verdana,Geneva,sans-serif;
+	font-size: 11px;
+	margin: 0;
 	padding: 8px 12px 0 20px;
 }
 
-div#pulldown-menu { 
+div#pulldown-menu {
 	-moz-column-count: 5;
 	-moz-column-gap: 20px;
 	-webkit-column-count: 5;
 	-webkit-column-gap: 20px;
 	column-count: 5;
 	column-gap: 20px;
-	-webkit-column-rule: 1px groove #B8B8B8;
-	-moz-column-rule: 1px groove #B8B8B8;
-	column-rule: 1px groove #B8B8B8;
+	-webkit-column-rule: 1px groove #b8b8b8;
+	-moz-column-rule: 1px groove #b8b8b8;
+	column-rule: 1px groove #b8b8b8;
 }
 
 #pulldown-menu > ul {
@@ -49,27 +49,25 @@
 	break-inside: avoid; /*IE 10+ theoretically*/
 }
 
-#pulldown-menu ul li.toctree-l2 { 
-	font-size:0.82em; 
-	margin-left: 20px; 
-	list-style-image: url(data:image/gif;base64,R0lGODlhCwAJALMJAO7u7uTk5PLy8unp6fb29t7e3vj4+Li4uIWFheTk5AAAAAAAAAAAAAAAAAAAAAAAACH5BAEAAAkALAAAAAALAAkAAAQoMJ1JqTQ4Z3SI98jHCWSJkByArCyiHkMsIzEX3DeCc0Xv+4hEa5iIAAA7); 
+#pulldown-menu ul li.toctree-l2 {
+	font-size: 0.82em;
+	margin-left: 20px;
+	list-style-image: url(data:image/gif;base64,R0lGODlhCwAJALMJAO7u7uTk5PLy8unp6fb29t7e3vj4+Li4uIWFheTk5AAAAAAAAAAAAAAAAAAAAAAAACH5BAEAAAkALAAAAAALAAkAAAQoMJ1JqTQ4Z3SI98jHCWSJkByArCyiHkMsIzEX3DeCc0Xv+4hEa5iIAAA7);
 }
 
-#pulldown-menu ul li.toctree-l1 a { 
-	color:#fff;
-	text-decoration: none;  
-	font-size:12px;
+#pulldown-menu ul li.toctree-l1 a {
+	color: #ffffff;
+	text-decoration: none;
+	font-size: 12px;
 	font-family: "Roboto Slab","ff-tisa-web-pro","Georgia",Arial,sans-serif;
 	font-weight: 700;
 }
 
-#pulldown-menu ul li.toctree-l2 a { 
-	text-decoration: none; 
-	font-size:11px; 
-	line-height:1.4em; 
-	font-weight: 300; 
-	font-family: Lucida Grande,Verdana,Geneva,sans-serif; 
-	color: #aaa; 
-}
-
-
+#pulldown-menu ul li.toctree-l2 a {
+	text-decoration: none;
+	font-size: 11px;
+	line-height: 1.4em;
+	font-weight: 300;
+	font-family: Lucida Grande,Verdana,Geneva,sans-serif;
+	color: #aaaaaa;
+}
\ No newline at end of file