margin bottom on figure captions only

Author: bennvan

style.less

@@ -53,10 +53,13 @@
 div.plugin_latexcaption_caption, 
 figcaption.plugin_latexcaption_caption {
     text-align: center;
-    margin-bottom: 0.5rem;
     font-size: 0.9em;
 }
 
+figure.plugin_latexcaption_caption {
+    margin-bottom: 0.5rem;
+}
+
 span.plugin_latexcaption_caption_number {
     font-weight: bold;
     font-size: 0.9em;