diff --git a/src/textbooks/textbook-form/TextbookForm.scss b/src/textbooks/textbook-form/TextbookForm.scss
index 73846b70fa..8db5d4c736 100644
--- a/src/textbooks/textbook-form/TextbookForm.scss
+++ b/src/textbooks/textbook-form/TextbookForm.scss
@@ -61,7 +61,7 @@
   }
 
   .modal-preview-text {
-    font-size: 14px;
+    font-size: .875rem;
   }
 }