A waltz is a waltz, a three-beat music that first appeared in the late 18th century. It has a heavy beat every three beats, which makes it stand out against the background of two consecutive weak beats, giving a regular and constantly rising and falling rhythmic dynamic. The waltz flourished in the 19th century, with the emergence of several important composers such as Joseph Lanner, Johann Strauss, and Johann Strauss the Younger. Under the continuous blowing of this Viennese wind, later masters such as Schubert, Weber, Brahms, and Chopin all wrote different forms of waltzes. As a kind of smooth, joyful and simple music, there seems to be no reason why it should not arouse everyone's favor. Therefore, the classic Viennese Waltz has almost become the introduction to classical music for people in later generations.

There are two types of waltz: waltz and Viennese waltz, commonly known as three steps, fast three and slow three. There are three types of ballroom dance, fast and slow