Minor updates

assets/demo/docs.css

@@ -1059,13 +1059,12 @@ body.mdbootstrap .partner.creativetim {
   background-color: #212529;
   color: #fff; }
 
-/*  
 .bd-clipboard {
   position: relative;
   display: none;
   float: right; }
   .bd-clipboard + .highlight {
-    margin-top: 0; } */
+    margin-top: 0; }
 
 .btn-clipboard {
   position: absolute;
@@ -1273,6 +1272,16 @@ body.mdbootstrap .partner.creativetim {
 .css .nt + .nt {
   color: #999; }
 
+.language-bash::before {
+  color: #009;
+  content: "$ ";
+  user-select: none; }
+
+.language-powershell::before {
+  color: #009;
+  content: "PM> ";
+  user-select: none; }
+
 .anchorjs-link {
   font-weight: normal;
   color: rgba(156, 39, 176, 0.5);