修正逛详情页高度 review by 草莓

@@ -175,8 +175,9 @@ let {width, height} = Dimensions.get('window');
 
 let styles = StyleSheet.create({
     container: {
+        flex: 1,
         width: width,
-        height: height,
+        height: height - 64,
     },
     contentContainer:{
         backgroundColor: 'white',