diff --git a/app/assets/stylesheets/common/simple_form.css.scss b/app/assets/stylesheets/common/simple_form.css.scss
index 5fc1ac121..bc0ee5de2 100644
--- a/app/assets/stylesheets/common/simple_form.css.scss
+++ b/app/assets/stylesheets/common/simple_form.css.scss
@@ -17,7 +17,7 @@ form.simple_form {
     }
     
     textarea {
-      width: 30em;
+      width: 100%;
       font-size: 1.2em;
     }