Update lead-banner.pcss

source/css/organisms/lead-banner.pcss

@@ -6,7 +6,7 @@
     position: relative;
 }
 .lead-collector-body-app:before  {
-    background-image: linear-gradient(179deg, #ff000000, black), url(../images/program-app-bg-full.png)
+    background-image: linear-gradient(179deg, #ff000000, black), url('../images/program-app-bg-full.png');
     background-repeat: no-repeat;
     background-size: cover;
     content: "";