diff --git a/src/css/simplemde.css b/src/css/simplemde.css
index 567d801..e34f832 100644
--- a/src/css/simplemde.css
+++ b/src/css/simplemde.css
@@ -1,4 +1,5 @@
 .CodeMirror {
+    display: none;
     height: auto;
     border: 1px solid #ddd;
     border-bottom-left-radius: 4px;
@@ -322,4 +323,4 @@
 
 .CodeMirror .CodeMirror-placeholder {
     opacity: .5;
-}
\ No newline at end of file
+}