refactor news model and creation form

core/static/core/forms.scss

@@ -88,20 +88,37 @@ a:not(.button) {
   }
 }
 
-
 form {
-  .row {
-    label {
-      margin: unset;
-    }
+  margin: 0 auto 10px;
+
+  .helptext {
+    margin-top: .25rem;
+    margin-bottom: .25rem;
+    font-size: 80%;
   }
 
   fieldset {
     margin-bottom: 1rem;
   }
 
-  .helptext {
-    margin-top: .25rem;
-    font-size: 80%;
+  .row {
+    label {
+      margin: unset;
+    }
+  }
+
+  label {
+    display: block;
+    margin-bottom: 8px;
+
+    &.required:after {
+      margin-left: 4px;
+      content: "*";
+      color: red;
+    }
+  }
+
+  .choose_file_widget {
+    display: none;
   }
 }

core/static/core/style.scss

@@ -1412,21 +1412,6 @@ footer {
   }
 }
 
-/*---------------------------------FORMS-------------------------------*/
-
-form {
-  margin: 0 auto;
-  margin-bottom: 10px;
-}
-
-label {
-  display: block;
-  margin-bottom: 8px;
-}
-
-.choose_file_widget {
-  display: none;
-}
 
 .ui-dialog .ui-dialog-buttonpane {
   bottom: 0;