diff --git a/css/modal.css b/css/modal.css
index 45e0f205..0e68043f 100644
--- a/css/modal.css
+++ b/css/modal.css
@@ -81,7 +81,7 @@ body:has(dialog[open]) {
 }
 
 .modal-img {
-	max-height: calc(90vh - 2rem);
+	max-height: calc(100vh - 2rem);
   object-fit: contain;
   width: auto;
   max-width: 90%;