This is really fun but the challenge mode seems to be messed up for me on Android Chrome. When I click the country, it gives me the point but seems to take that

This is really fun but the challenge mode seems to be messed up for me on Android Chrome. When I click the country, it gives me the point but seems to take that same input for the next country as well which is usually a failure. It's like it's using my finger lifting up as the next input.