fix blockquote/code/pre element styles for tabbed articles

tt-rss.css

@@ -421,7 +421,7 @@ a.helpLink:hover {
 	color : #4684ff;
 }
 
-#content-insert pre, #headlines-frame pre {
+#content-insert pre, #headlines-frame pre, .dijitContentPane pre {
 	margin : 0px 0px 0px 1em;
 	padding : 0px;
 	font-family : monospace;
@@ -430,7 +430,7 @@ a.helpLink:hover {
 	border-width : 0px;
 }
 
-#content-insert blockquote, #headlines-frame blockquote {
+#content-insert blockquote, #headlines-frame blockquote, .dijitContentPane blockquote {
 	margin : 0px 0px 0px 1em;
 	border-width : 0px 0px 0px 2px;
 	border-color : #c0c0c0;
@@ -441,7 +441,7 @@ a.helpLink:hover {
 	color : gray;
 }
 
-#content-insert code, #headlines-frame code {
+#content-insert code, #headlines-frame code, .dijitContentPane code {
 	background : transparent;
 	border : 0px solid transparent;
 	margin : 0px;