[TASK] Add a column bounding box to allow padding within columns.

style/main.css

@@ -63,15 +63,17 @@ h5 {	font-size: 11pt;	}
 	color: hsla(0, 0%, 100%, 0.95);
 }
 
-.content-column {
+.content-column-bounding-box {
 	float: left;
 	width: 33.3%;
-	margin-top: 1em;
-	margin-bottom: 0em;	
+}
+
+.content-column {
+	padding: 2em 1em 2em 1em;
 }
 
 .content-container-bounding-box {
-	padding: 1em 1em 2em 1em;
+	padding-bottom: 2em;
 }
 
 .content-container {