diff --git a/src/components/file-menu/export-window/export-window.vue b/src/components/file-menu/export-window/export-window.vue
index 6c966c4..855a455 100644
--- a/src/components/file-menu/export-window/export-window.vue
+++ b/src/components/file-menu/export-window/export-window.vue
@@ -523,7 +523,9 @@ $idealFormWidth: 340px;
         }
     }
 
-
+    @include mixins.minHeight( variables.$preview-ideal-height ) {
+        height: variables.$preview-ideal-height;
+    }
 
     @include mixins.componentFallback( variables.$preview-ideal-width, variables.$preview-ideal-height ) {
         // this view does not fit the original and export preview side-by-side, only show export
diff --git a/src/components/modal/modal.vue b/src/components/modal/modal.vue
index 91511d9..39bfdef 100644
--- a/src/components/modal/modal.vue
+++ b/src/components/modal/modal.vue
@@ -79,7 +79,7 @@ export default {
 
     & {
         background-image: colors.$color-window-bg;
-        $headerHeight: 48px;
+        $headerHeight: variables.$modal-header-height;
 
         :deep(.component__header) {
             height: $headerHeight;
diff --git a/src/styles/_variables.scss b/src/styles/_variables.scss
index e2514f7..2dc28dc 100644
--- a/src/styles/_variables.scss
+++ b/src/styles/_variables.scss
@@ -4,12 +4,7 @@ $mobile-width: 640px; // the threshold below which we start to use the mobile vi
 $ideal-width: 990px;
 $menu-height: 46px;
 $heading-height: 40px;
-
-/* document preview variables */
-
-$preview-ideal-width: 1280px;
-$preview-ideal-height: 700px;
-$preview-max-height: $preview-ideal-height - 55px;
+$modal-header-height: 48px;
 
 /* spacing units used for global margins / paddings */
 
@@ -20,3 +15,9 @@ $spacing-medium: 16px;
 $spacing-large: 28px;
 $spacing-xlarge: 32px;
 $spacing-xxlarge: 48px;
+
+/* document preview variables */
+
+$preview-ideal-width: 1280px;
+$preview-ideal-height: 700px;
+$preview-max-height: $preview-ideal-height - ( $modal-header-height + $spacing-xlarge + 55px ); // modal header + content padding + preview meta