diff --git a/internal_packages/composer-signature/styles/composer-signature.less b/internal_packages/composer-signature/styles/composer-signature.less
index 5139d1000..2a7612b04 100644
--- a/internal_packages/composer-signature/styles/composer-signature.less
+++ b/internal_packages/composer-signature/styles/composer-signature.less
@@ -7,6 +7,7 @@
   .signature-wrap {
     position: relative;
     border: 1px solid @input-border-color;
+    background-color: @white;
     padding: 10px;
     margin-top: 20px;
     min-height: 200px;
diff --git a/internal_packages/composer-templates/stylesheets/message-templates.less b/internal_packages/composer-templates/stylesheets/message-templates.less
index 6ceb0739f..1e3518650 100755
--- a/internal_packages/composer-templates/stylesheets/message-templates.less
+++ b/internal_packages/composer-templates/stylesheets/message-templates.less
@@ -51,11 +51,16 @@
   .template-wrap {
     position: relative;
     border: 1px solid @input-border-color;
+    background-color: @white;
     padding: 10px;
     margin-top: 20px;
     min-height: 200px;
     display: flex;
 
+    .contenteditable-container {
+      min-height: 200px;
+    }
+
     textarea {
       border: 0;
       padding: 0;