At present, learning web front-end, html5 development is still very popular, with a big gap and a good prospect. At present, the training tuition in Beijing is generally around 18000. You can find some basic videos online first. If you have strong learning and self-study ability, you can choose self-study. If you don't have strong self-study ability and don't know how to start learning, it is most appropriate to sign up for a training class. Of course, learning depends on self-awareness. Keep learning. Interest is the best teacher.