diff --git a/source/_themes/otc_tcs_sphinx_theme/static/tcs_theme.css b/source/_themes/otc_tcs_sphinx_theme/static/tcs_theme.css
index 9b13c2df..5bc7e7a4 100644
--- a/source/_themes/otc_tcs_sphinx_theme/static/tcs_theme.css
+++ b/source/_themes/otc_tcs_sphinx_theme/static/tcs_theme.css
@@ -343,4 +343,131 @@ div#trademarks {
   content: '$ ';
 }
 
-/*End support for code blocks with $ signs that aren't copied with content*/
\ No newline at end of file
+/*End support for code blocks with $ signs that aren't copied with content*/
+
+/*Begin support for labeled code-blocks - need to add an entry for every type of code-block that needs to be labeled*/
+
+div.highlight-powershell .highlight:before{
+  background: #909090;
+  color: white;
+  content: " PowerShell ";
+  font-family: SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",Courier,monospace;
+  font-size: 14px;
+  white-space: pre;
+}
+
+div.highlight-python .highlight:before{
+  background: #909090;
+  color: white;
+  content: " Python ";
+  font-family: SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",Courier,monospace;
+  font-size: 14px;
+  white-space: pre;
+}
+
+div.highlight-console .highlight:before{
+  background: #909090;
+  color: white;
+  content: " Console ";
+  font-family: SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",Courier,monospace;
+  font-size: 14px;
+  white-space: pre;
+}
+
+div.highlight-rst, div.highlight-rest .highlight:before{
+  background: #909090;
+  color: white;
+  content: " reStructuredText ";
+  font-family: SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",Courier,monospace;
+  font-size: 14px;
+  white-space: pre;
+}
+
+div.highlight-yaml .highlight:before{
+  background: #909090;
+  color: white;
+  content: " yaml ";
+  font-family: SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",Courier,monospace;
+  font-size: 14px;
+  white-space: pre;
+}
+
+div.highlight-bash .highlight:before{
+  background: #909090;
+  color: white;
+  content: " bash ";
+  font-family: SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",Courier,monospace;
+  font-size: 14px;
+  white-space: pre;
+}
+
+div.highlight-diff .highlight:before{
+  background: #909090;
+  color: white;
+  content: " Diff ";
+  font-family: SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",Courier,monospace;
+  font-size: 14px;
+  white-space: pre;
+}
+
+div.highlight-c .highlight:before{
+  background: #909090;
+  color: white;
+  content: " c ";
+  font-family: SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",Courier,monospace;
+  font-size: 14px;
+  white-space: pre;
+}
+
+div.highlight-json .highlight:before{
+  background: #909090;
+  color: white;
+  content: " json ";
+  font-family: SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",Courier,monospace;
+  font-size: 14px;
+  white-space: pre;
+}
+
+div.highlight-spec .highlight:before{
+  background: #909090;
+  color: white;
+  content: " spec ";
+  font-family: SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",Courier,monospace;
+  font-size: 14px;
+  white-space: pre;
+}
+
+div.highlight-perl .highlight:before{
+  background: #909090;
+  color: white;
+  content: " Perl ";
+  font-family: SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",Courier,monospace;
+  font-size: 14px;
+  white-space: pre;
+}
+
+div.highlight-php .highlight:before{
+  background: #909090;
+  color: white;
+  content: " php ";
+  font-family: SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",Courier,monospace;
+  font-size: 14px;
+  white-space: pre;
+}
+
+div.highlight-xml .highlight:before{
+  background: #909090;
+  color: white;
+  content: " xml ";
+  font-family: SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",Courier,monospace;
+  font-size: 14px;
+  white-space: pre;
+}
+
+div.linenodiv:before { /*add extra new line to make sure code and line numbers align*/
+   content: '\00000a';
+   white-space: pre;
+}
+
+/*End support for labeled code-blocks*/
+