fix heading stylings within containers

public/assets/frontend/css/now-ui-kit.css

@@ -4628,6 +4628,7 @@ Created using IcoMoon - icomoon.io
 
 .form-container h6 {
   padding: 7px;
+  font-weight: 400;
   background-color: rgba(222, 222, 222, 0.3);
 }
 

public/assets/installer/css/vendor.css

@@ -11429,6 +11429,7 @@ Created using IcoMoon - icomoon.io
 
 .form-container h6 {
   padding: 7px;
+  font-weight: 400;
   background-color: rgba(222, 222, 222, 0.3);
 }
 

public/mix-manifest.json

@@ -1,6 +1,6 @@
 {
     "/assets/frontend/js/app.js": "/assets/frontend/js/app.js?id=3d5b0dff38050f6b5e0b",
-    "/assets/frontend/css/now-ui-kit.css": "/assets/frontend/css/now-ui-kit.css?id=a64d6e004c25bd2720b2",
+    "/assets/frontend/css/now-ui-kit.css": "/assets/frontend/css/now-ui-kit.css?id=992c0b106734b5bb2a3b",
     "/assets/admin/css/vendor.min.css": "/assets/admin/css/vendor.min.css?id=bdc704679950dfc5db16",
     "/assets/admin/js/app.js": "/assets/admin/js/app.js?id=926a7c24ec36533523e3",
     "/assets/installer/js/app.js": "/assets/installer/js/app.js?id=c65781eda730445d666e",
@@ -15,6 +15,6 @@
     "/assets/admin/css/blue@2x.png": "/assets/admin/css/blue@2x.png?id=97da23d47b838cbd4bef",
     "/assets/global/js/vendor.js": "/assets/global/js/vendor.js?id=6436d215691e8f38eb12",
     "/assets/global/css/vendor.css": "/assets/global/css/vendor.css?id=115d5c4f2370ae94a962",
-    "/assets/installer/css/vendor.css": "/assets/installer/css/vendor.css?id=cff43141825d499f727e",
+    "/assets/installer/css/vendor.css": "/assets/installer/css/vendor.css?id=92332e23683d67fa5c61",
     "/assets/installer/js/vendor.js": "/assets/installer/js/vendor.js?id=01249af00bd2c1267e15"
 }

resources/sass/now-ui/now-ui-kit/_form-container.scss

@@ -10,6 +10,7 @@
 
     h6 {
         padding: 7px;
+        font-weight: 400;
         background-color: rgba(222, 222, 222, 0.3);
     }