Floating image should not leave space between content boundary and its margin

static/css/elegant.css

@@ -647,8 +647,10 @@ div.figure p.caption a {
 }
 div.figure.align-right {
     float: right;
+    margin-right:0;
 }
 div.figure.align-left {
     float: left;
+    margin-left:0;
 }