[rajeshamara]

If you look around professional websites, it looks professional for only reason they publish after it looks professional. Every thing iterative. Once you design some thing you just need to constantly iterate your own design. Trust me your end product will look professional. The main constituents of aesthetic is a combinations of colors, placements and font. Typical design colors should be in the range of blue to green. Which are pleasant to your eyes. Once you finish your design you can get feedback upon which you can improve your design.