UI 适配 android。review by 张文文。

@@ -124,10 +124,10 @@ export default class InvitedFriends extends Component {
 const styles = StyleSheet.create({
   container: {
     flex: 1,
+    backgroundColor: 'white',
   },
   contentContainer: {
       width: width,
-      flex: 1,
       backgroundColor: 'white',
       paddingBottom: 55 * DEVICE_WIDTH_RATIO,
   },

@@ -31,7 +31,7 @@ export default class Statistics extends Component {
                         this.props.resourceJumpWithUrl && this.props.resourceJumpWithUrl(url);
                     }} >
 
-                        <View style={{width: width / 2, paddingLeft: 30, marginTop: -9}}>
+                        <View style={{width: width / 2, paddingLeft: 30, marginTop: -8}}>
                             <Text style={styles.numberText}>¥{statisticsInfo.orderAmountSum}</Text>
                             <Text style={styles.tipsText}>预估订单佣金</Text>
                         </View>
@@ -45,7 +45,7 @@ export default class Statistics extends Component {
                         this.props.resourceJumpWithUrl && this.props.resourceJumpWithUrl(url);
                     }} >
 
-                        <View style={{width: width / 2, paddingLeft: 30, marginTop: -9}}>
+                        <View style={{width: width / 2, paddingLeft: 30, marginTop: -8}}>
                             <Text style={styles.numberText}>¥{statisticsInfo.extraAmountSum}</Text>
                             <Text style={styles.tipsText}>预估其他佣金</Text>
                         </View>