Add back blank lines to CSS

layouts/_default/baseof.html

@@ -35,9 +35,11 @@
                 border-left: 0.25rem solid #e9ecef;
                 border-right: 0.25rem solid white;
             }
+
             blockquote p:last-of-type {
                 margin-bottom: 0;
             }
+
             #content div {
                 margin-bottom: 1rem;
             }