diff --git a/src/public/upload.css b/src/public/upload.css
index 5d11262..1199977 100644
--- a/src/public/upload.css
+++ b/src/public/upload.css
@@ -218,7 +218,7 @@ h1 {
 .select-button {
   margin-bottom: 14px;
   background: #ffffff;
-  box-shadow: none;
+  box-shadow: inset 0 0 0 1.5px rgba(137, 166, 158, 0.55);
   color: #565656;
   font-size: clamp(24px, 4.6vw, 32px);
 }