fix

app/design/frontend/Joshine/breeze/web/css/_custom.less

@@ -98,7 +98,7 @@
     position: fixed;
     font-size: larger;
     bottom: 0;
-    z-index: 10;
+    z-index: 11;
     margin: 0 auto;
     left: 0;
     right: 0;
@@ -2155,7 +2155,7 @@ button.action.submit.primary {
     display: block !important;
     position: fixed;
     bottom: 0;
-    z-index: 10;
+    z-index: 11;
   }
   .breeze-gallery .stage .main-image-wrapper > picture{
     display: none;