diff --git a/css/multi-select.css b/css/multi-select.css
index 8b3bb5e..803d724 100644
--- a/css/multi-select.css
+++ b/css/multi-select.css
@@ -1,6 +1,6 @@
 .ms-container{
   background: transparent url('../img/switch.png') no-repeat 50% 50%;
-  width: 370px;
+  width: 100%;
 }
 
 .ms-container:after{
@@ -90,4 +90,4 @@
   background-color: #eee;
   color: #aaa;
   cursor: text;
-}
\ No newline at end of file
+}