That would be very light use. Any computer on the market can do that.

So, the decision will hinge on things like SSD versus HDD, for speed at startup. Maybe you will want a large screen or high resolution. If so, you may want a dedicated graphics card instead of a "shared" option, where graphics are generated by your main CPU. Are you on a network? If so, a business-class machine might be a plus. If office space is limited, you can go the all-in-one route. In other words, it comes down to convenience and how you intend to use it. You might try going to a Best Buy and walking down the aisle until you find the one that "looks right."