title: How can i style the picker in react native
body: <p>i have this picker i set for it the borderColor and the backgrondColor but it doesn't work   , also how can i set style for  Picker.item ?
  here is my code</p>
  
  <pre><code> &lt;Picker dataSource={this.state.x}
     style={{borderColor:'red' , backgroundColor:'green'}} // doesn't work 
  
        &gt;
  
       {this.state.x.map((value)=&gt;&lt;Picker.Item label={value} value={value} /&gt;)} 
  
       &lt;/Picker&gt;
  </code></pre>