added styling for warning box
diff --git a/joshua.css b/joshua.css
index f84edea..32cb4b4 100644
--- a/joshua.css
+++ b/joshua.css
@@ -179,3 +179,11 @@
     overflow: hidden;
     clear: both;
   }
+
+.warning {
+    background-color: rgba(255,192,203,.5);
+    border: 2px dashed red;
+    margin: 10px;
+    margin-left: 30px;
+    padding: 3px;
+}