diff --git a/app/assets/stylesheets/common/base/compose.scss b/app/assets/stylesheets/common/base/compose.scss
index 84578a3852c..ba6369f07db 100644
--- a/app/assets/stylesheets/common/base/compose.scss
+++ b/app/assets/stylesheets/common/base/compose.scss
@@ -8,10 +8,9 @@
   left: 0;
   margin-left: auto;
   margin-right: auto;
-
   max-width: 1475px;
+  width: 100%;  
   @media screen and (max-width: 1200px) {
-    width: 100%;
     min-width: 0;
   }
   z-index: 999;
diff --git a/app/assets/stylesheets/desktop/compose.scss b/app/assets/stylesheets/desktop/compose.scss
index 66d89b2101d..35499fe0edb 100644
--- a/app/assets/stylesheets/desktop/compose.scss
+++ b/app/assets/stylesheets/desktop/compose.scss
@@ -1,6 +1,5 @@
 #reply-control {
   .reply-area {
-    max-width: 1500px;
     margin: 0 auto;
     padding: 5px 15px;
     box-sizing: border-box;