Your site looks stylish and your sliding images have consistent colors with your website, logo, and other elements, which builds your branding, perfect. When it comes to design, you have done an excellent job. Have you considered narrowing your niche to either electronics + gadgets or only clothing + accessories? It will help you build your credibility and authority within one niche, which in turn will help you build trust and improve the conversion rate in the long run.
Please read this helpful article: narrow niche vs. broad niche.