README.md in md-date-time-picker-rails-2.0.2 vs README.md in md-date-time-picker-rails-2.0.3a

@@ -13,11 +13,11 @@
 ## Installation
 
 Add this line to your application's Gemfile:
 
 ```ruby
-gem 'md_date_time_picker-rails'
+gem 'md-date-time-picker-rails'
 ```
 
 And then execute:
 
     $ bundle
@@ -36,11 +36,45 @@
 
 And you need to edit your `app/assets/stylesheets/application.css` file
 and add the following line:
 
 ```css
-*= require mdDateTimePicker.min
+*= require md-date-time-picker
 ```
+
+If Use `app/assets/stylesheets/application.scss` file
+```scss
+@import "md-date-time-picker";
+```
+
+## Theme
+
+mdDateTimePicker provided prebuilt
+[themes](http://puranjayjain.github.io/md-date-time-picker/)
+
+This Gem progressively support all Themes
+
+If you apply theme, you need to edit your `app/assets/stylesheets/application.scss` or `app/assets/stylesheets/application.scss` file
+and change the following line:
+
+
+```css
+# app/assets/stylesheets/application.css
+*= require themes/dark/amber/md-date-time-picker
+```
+
+```scss
+# app/assets/stylesheets/application.scss
+@import "themes/dark/amber/md-date-time-picker";
+```
+
+Currently,  Support Theme List
+
+- `themes/dark/amber`, `themes/dark/blue`, `themes/dark/blue-grey`
+
+
+
+
 
 
 ## Usage
 
 Here is the example working code to test with your Rails application.