Made quote font smalled in MD theme

boards/static/css/md/base_page.css

@@ -222,13 +222,12 b' blockquote {'
 }
 
 .multiquote {
-    border-left: solid 4px #ccc;
     padding: 3px;
     display: inline-block;
     background: #222;
-    border-right: solid 1px #ccc;
-    border-top: solid 1px #ccc;
-    border-bottom: solid 1px #ccc;
+    border-style: solid;
+    border-width: 1px 1px 1px 4px;
+    font-size: 0.9em;
 }
 
 .spoiler {