diff --git a/app/core/src/main/resources/static/pdfjs-legacy/css/viewer.css b/app/core/src/main/resources/static/pdfjs-legacy/css/viewer.css
index 1cfa11425..daec237cc 100644
--- a/app/core/src/main/resources/static/pdfjs-legacy/css/viewer.css
+++ b/app/core/src/main/resources/static/pdfjs-legacy/css/viewer.css
@@ -3044,7 +3044,7 @@ body{
 
 #outerContainer{
   width:100%;
-  height: 100%;
+  height: calc(100% - var(--navbar-height));
   position:relative;
 
 }