diff --git a/public_html/css/container.css b/public_html/css/container.css
index 1109b72..677801b 100644
--- a/public_html/css/container.css
+++ b/public_html/css/container.css
@@ -120,7 +120,7 @@
 		border: none;
 
 		background: url('/image/loader/send-input.svg') -1em center no-repeat;
-		background-size: 1em 1em;
+		background-size: 1em auto;
 
 		font-size: inherit;
 		font-family: inherit;