diff --git a/app/assets/stylesheets/blog.css.scss b/app/assets/stylesheets/blog.css.scss
index db5fe09..36002ab 100644
--- a/app/assets/stylesheets/blog.css.scss
+++ b/app/assets/stylesheets/blog.css.scss
@@ -24,4 +24,44 @@
   li {
     color: rgb(64, 64, 64);
   }
+
+  .box {
+    position: relative;
+    width: 70%;
+    margin: 2em auto;
+
+    &:before {
+      content: "";
+      display: block;
+      padding-top: 100%;
+    }
+
+    .content {
+      display: block;
+      position: absolute;
+      top: 0;
+      left: 0;
+      right: 0;
+      bottom: 0;
+      width: 100%;
+      height: 100%;
+    }
+
+    &.ratio2_1:before{
+      padding-top: 50%;
+    }
+
+    &.ratio1_2:before{
+      padding-top: 200%;
+    }
+
+    &.ratio4_3:before{
+      padding-top: 75%;
+    }
+
+    &.ratio16_9:before{
+      padding-top: 56.25%;
+    }
+  }
+
 }
diff --git a/config/initializers/rails_admin.rb b/config/initializers/rails_admin.rb
index 03e1648..266102e 100644
--- a/config/initializers/rails_admin.rb
+++ b/config/initializers/rails_admin.rb
@@ -32,6 +32,14 @@
     # history_show
   end
 
+  config.model 'Blogpost' do
+    edit do
+      configure :content do
+        html_attributes rows: 30, cols: 70
+      end
+    end
+  end
+
   config.model 'User' do
     show do
       configure :reset_password_token do