clean up one column on smallest screens

Author: jwcooper

assets/sass/pages/_home.scss

@@ -205,8 +205,12 @@
     .one-column-content {
       section {
         display: grid;
-        grid-template-columns: 1fr 2fr;
+        grid-template-columns: repeat(1, 1fr);
         column-gap: 20px;
+
+        .icon-block {
+          grid-template-columns: repeat(1, 1fr);
+        }
       }
     }
   }