studio - resolved HTML display issue where bold and blockquote elements didn't match LMSs style

common/lib/xmodule/xmodule/css/html/display.scss

@@ -52,13 +52,17 @@ em, i {
 }
 
 strong, b {
-  font-style: bold;
+  font-weight: bold;
 }
 
 p + p, ul + p, ol + p {
   margin-top: 20px;
 }
 
+blockquote {
+  margin: 1em 40px;
+}
+
 ol, ul {
   margin: 1em 0;
   padding: 0 0 0 1em;