Product Version = NetBeans IDE 8.2 (Build 201609300101)
Operating System = Windows 10 version 10.0 running on amd64
Java; VM; Vendor = 1.8.0_102
Runtime = Java HotSpot(TM) 64-Bit Server VM 25.102-b14

Reproducibility: Happens every time

    render() {
        return (
                  <div>
                    <div style={style.headerStyle}><h2>Name</h2></div>
               </div>
             );
   }