Sometimes Simple Is Better.
You need just a professional webpage not a portal or online shop.
Minimalism has been a very important movement across all fields from art to cars, games to furniture, and of course, web design. The 'less is more' approach has proven to be the go to means to achieve elegance, sophistication and more importantly, innovation. Done right, a minimalist website is aesthetically pleasing, thorough and easily understandable.
We may design yout HTML5 CSS3 website for a few bucks.