diff --git a/BTCPayServer/wwwroot/checkout-v2/checkout.css b/BTCPayServer/wwwroot/checkout-v2/checkout.css
index 12e88a31e..aa3c4e41e 100644
--- a/BTCPayServer/wwwroot/checkout-v2/checkout.css
+++ b/BTCPayServer/wwwroot/checkout-v2/checkout.css
@@ -179,10 +179,11 @@ section dl > div dd {
 #DefaultLang {
     width: calc(var(--text-width, 110px) + 3rem);
     color: var(--btcpay-body-text-muted);
-    background-color: transparent;
+    background-color: var(--btcpay-body-bg);
     box-shadow: none;
     border: none;
     cursor: pointer;
+    font-size: var(--btcpay-body-font-size);
 }
 #DefaultLang:hover {
     color: var(--btcpay-body-text-hover);