Hi,
I have read Your project description want a html page design for draw a mind map with Canvas Elements to make responsive design goes for mobile and desktop .
I will Provide you with Great Options in less than 12 Hours depending on the complexity of your design.
You can check my profile & Portfolio here and then make decision.
I am here for long term work relationship so will give 101% best output from my end so that you consider me only for future job :)
I will Give you work till the time you are satisfied. For Graphic work Please check My Freelancer Portfolio.
I can share more once you contact me .
Best Regards,
jyoti sharma