the best way will be if you blend your thinking and professionals to come out with good website design why? because
your expectation and thinking will help the design better connect it with consumers as you have the better idea about what their needs and behavior so the
1st step, you can do right now is define all your requirements in clean paper or you can make a simple web design sketch and simple implement it if it worked and customer loves it, its good to go with it, otherwise share your design and idea with a professionals web designing company like Quantum IT Innovation
and to make more impactful your web design you can see how to make responsive web designs
https://quantumitinnovation.com/blogs/6-proven-steps-to-responsive-web-design-process-2018/