John Mueller of Google Says that visual presentation of a site can impact the visibility in Search engine.
John Mueller says this when a question was asked about the fixing of a gradual traffic drop, on it Mueller adviseed to look at the different elements of site which affects visitors perception.
Here is what Mueller says all about Website’s Presentation:
Sometimes those small differences do play a role in regards to how people perceive your website. If, for example, you have something that is on a financial topic and people come to you and say “well your information is okay but it’s presented in a way that looks very amateurish,” — then that could reflect how your website is perceived. And in the long run could reflect something that is visible in search as well.”
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