diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 1b58360..8603ba5 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -7,17 +7,8 @@
   </component>
   <component name="ChangeListManager">
     <list default="true" id="18463f0e-cf10-4ee2-975b-376476396e12" name="Default Changelist" comment="">
-      <change afterPath="$PROJECT_DIR$/.idea/codeStyles/Project.xml" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/.idea/vcs.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/.idea/flutter_custom_calendar.iml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/flutter_custom_calendar.iml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/.idea/libraries/Dart_Packages.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/libraries/Dart_Packages.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/.idea/libraries/Dart_SDK.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/libraries/Dart_SDK.xml" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/example/ios/Runner.xcodeproj/project.pbxproj" beforeDir="false" afterPath="$PROJECT_DIR$/example/ios/Runner.xcodeproj/project.pbxproj" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/example/pubspec.lock" beforeDir="false" afterPath="$PROJECT_DIR$/example/pubspec.lock" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/lib/constants/constants.dart" beforeDir="false" afterPath="$PROJECT_DIR$/lib/constants/constants.dart" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/lib/widget/month_view.dart" beforeDir="false" afterPath="$PROJECT_DIR$/lib/widget/month_view.dart" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/pubspec.lock" beforeDir="false" afterPath="$PROJECT_DIR$/pubspec.lock" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/README.md" beforeDir="false" afterPath="$PROJECT_DIR$/README.md" afterDir="false" />
     </list>
     <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
     <option name="SHOW_DIALOG" value="false" />
diff --git a/README.md b/README.md
index 863648f..97a511b 100644
--- a/README.md
+++ b/README.md
@@ -26,8 +26,38 @@ controller = new CalendarController(
   });
 
 ```
+`CalendarSelectedMode.mutltiStartToEndSelect`这个选择模式会选择开始和结束中间的 默认选择的。
 
 
-`CalendarSelectedMode.mutltiStartToEndSelect`这个选择模式会选择开始和结束中间的 默认选择的。
+### 安装和使用
+
+Use this package as a library
+1. Depend on it
+Add this to your package's pubspec.yaml file:
+
+```
+dependencies:
+  flutter_custom_calendar: ^1.0.3
+```
+
+2. Install it
+You can install packages from the command line:
+
+with Flutter:
+
+```
+$ flutter pub get
+```
+
+Alternatively, your editor might support flutter pub get. Check the docs for your editor to learn more.
+
+3. Import it
+Now in your Dart code, you can use:
+
+```
+import 'package:flutter_custom_calendar/flutter_custom_calendar.dart';
+```
 
+### [查看API](https://github.com/ifgyong/flutter_custom_calendar/blob/master/API.md)
 
+### [查看一个例子 如何使用](https://github.com/ifgyong/flutter_custom_calendar/blob/master/example/lib/main.dart)