Electronic music is mainly divided into two parts. For non-electronic dance music and generalized EDM. EDM in a broad sense is mainly divided into house music, bass music, hard dance, European dance and disco. Non-electronic dance music mainly includes Chill Out, Lounge, Ambient, Downtempo, Midtempo, Experimental and so on. If you really want to list all the types, it is not surprising that there are hundreds. Because modern music forms are the fusion of various styles.