Hi!
I am ready to start work on your project right now. I'll make your menu mobile responsive just like your attached link. I am professional web designer and developer with 5+years of experience. I have excellent command on html5,css3,bootstrap,jquery,php+mysql and mobile responsive web development. I am very fast in turnaround and provide high quality. I'll do it within 2 hours for you.
Please come on discussion for more details.
Thanks
Agile Soft