diff --git a/app/css/all.css b/app/css/all.css
index e984465a..1800f67f 100644
--- a/app/css/all.css
+++ b/app/css/all.css
@@ -249,3 +249,8 @@ button > i.fas {
     background-size: calc(0.6em + 0.375rem) calc(0.6em + 0.375rem);
 }
 
+.input-group>.input-group-append:not(:last-child)>.btn {
+    border-top-right-radius: 0.35rem;
+    border-bottom-right-radius: 0.35rem;
+}
+