Match paragraph bottom margin

Author: jasongrout

_sass/components/_about-box.scss

@@ -14,7 +14,7 @@
     background-color: $button-orange;
     border-radius: 2px;
     padding: 0.75em 1.25em;
-    margin: 0 auto;
+    margin: 0 auto 10px;
     width: 240px;
     text-align: center;
     display: table;