diff --git a/lib/core/src/lib/form/components/widgets/core/form.model.ts b/lib/core/src/lib/form/components/widgets/core/form.model.ts
index d6b8b33667..2278f1eb33 100644
--- a/lib/core/src/lib/form/components/widgets/core/form.model.ts
+++ b/lib/core/src/lib/form/components/widgets/core/form.model.ts
@@ -119,7 +119,7 @@ export class FormModel implements ProcessFormModel {
             this.enableFixedSpace = enableFixedSpace;
             this.confirmMessage = json.confirmMessage || {};
             this.displayMode = json.displayMode;
-            this.theme = json.theme;
+            this.theme = json.theme || json.formDefinition?.theme;
 
             this.tabs = (json.tabs || []).map((tabJson) => new TabModel(this, tabJson));
 
diff --git a/lib/core/src/lib/form/components/widgets/display-text/display-text.widget.scss b/lib/core/src/lib/form/components/widgets/display-text/display-text.widget.scss
index 3f1e3a310e..c9b475ef35 100644
--- a/lib/core/src/lib/form/components/widgets/display-text/display-text.widget.scss
+++ b/lib/core/src/lib/form/components/widgets/display-text/display-text.widget.scss
@@ -3,4 +3,5 @@
     font-size: var(--adf-readonly-text-font-size, var(--adf-form-label-font-size, var(--theme-body-1-font-size)));
     font-weight: var(--adf-readonly-text-font-weight, var(--adf-form-label-font-weight, var(--theme-font-weight)));
     color: var(--adf-readonly-text-color, var(--adf-form-label-color, var(--theme-text-color)));
+    line-height: normal;
 }
diff --git a/lib/core/src/lib/form/components/widgets/header/header.widget.scss b/lib/core/src/lib/form/components/widgets/header/header.widget.scss
index 99d4ce8816..c3156fc107 100644
--- a/lib/core/src/lib/form/components/widgets/header/header.widget.scss
+++ b/lib/core/src/lib/form/components/widgets/header/header.widget.scss
@@ -6,6 +6,7 @@
     font-size: var(--adf-header-font-size);
     font-weight: var(--adf-header-font-weight);
     color: var(--adf-header-color);
+    line-height: normal;
 
     &.adf-collapsible {
         cursor: pointer;
diff --git a/lib/process-services-cloud/src/lib/form/components/widgets/radio-buttons/radio-buttons-cloud.widget.scss b/lib/process-services-cloud/src/lib/form/components/widgets/radio-buttons/radio-buttons-cloud.widget.scss
index 5ef2ad3a4f..162f81f2ab 100644
--- a/lib/process-services-cloud/src/lib/form/components/widgets/radio-buttons/radio-buttons-cloud.widget.scss
+++ b/lib/process-services-cloud/src/lib/form/components/widgets/radio-buttons/radio-buttons-cloud.widget.scss
@@ -4,6 +4,7 @@
             font-size: var(--adf-radio-buttons-font-size, var(--adf-form-label-font-size, var(--theme-caption-font-size)));
             font-weight: var(--adf-radio-buttons-font-weight, var(--adf-form-label-font-weight, var(--theme-font-weight)));
             color: var(--adf-radio-buttons-color, var(--adf-form-label-color, var(--adf-theme-foreground-secondary-text-color)));
+            line-height: normal;
         }
     }