Update README.md

Author: nb312

README.md

@@ -4,11 +4,7 @@ Facebook Page| Twitter | QQ Group | Developer |
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 [Flutter Open ](https://www.facebook.com/flutteropen) | [NieBin](https://twitter.com/niebin_gg) |  963828159 |[NieBin](https://github.com/nb312)  
 # What is the ebook
-The ebook is a book that contains articles and code about flutter widgets.I will write articles about these widgets list below. If the widgets has the link means I have done them, otherwise are not. The whole artcile is here: [ebook articles](https://flutteropen.gitbook.io/widgets/)
-[![The plan of ebook introduce](doc/intro/youtube.png)](https://youtu.be/8fT3creSZPE)
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-[The code structure of the flutter widgets | ebook 00](https://youtu.be/W5m1bwDvFko)
-
+The ebook is a book that contains articles and code about flutter widgets.I will write articles about these widgets list below. If the widgets has the link means I have done them, otherwise are not. The whole artcile is here: [Flutter Widgets articles](https://flutteropen.gitbook.io/flutter-widgets)
 <img src="doc/page_01.png"  height="400"/><img src="doc/page_02.png"  height="400"/><img src="doc/page_03.png"  height="400"/>
 <img src="doc/page_04.png"  height="600"/><img src="doc/page_05.png"  height="600"/>
 ### Base widgets