diff --git a/view/global.css b/view/global.css
index 08788c5baf..3365ce4aa0 100644
--- a/view/global.css
+++ b/view/global.css
@@ -666,3 +666,7 @@ body.dragging, body.dragging * {
 span.required {
 	color: #c80000;
 }
+
+audio {
+  width: 100%;
+}