update style

app/assets/stylesheets/settings.css.sass

@@ -1,3 +1,29 @@
 // Place all the styles related to the settings controller here.
 // They will automatically be included in application.css.
 // You can use Sass here: http://sass-lang.com/
+
+#settings-edit
+  .settings-content
+    float: none
+    margin: 0 auto 35px
+    form
+      border: 1px solid #ddd
+      border-bottom-width: 3px
+      border-radius: 6px
+      background-color: #fff
+      h2
+        margin: 0px
+        padding: 12px
+        text-align: center
+        border-bottom: 2px solid #ddd
+        font-size: 18px
+        font-weight: 600
+      .form-body
+        padding: 25px 30px
+        .control-label
+          font-weight: 400
+        textarea
+          height: 100px
+        .btn
+          width: 100%
+          margin: 10px 0px