
The classical dances of India mainly focus on the Navarasas or emotions - Hasya Rasa, Raudra Rasa, Bibhatsa Rasa, Bhayanaka Rasa, Vira Rasa, Sringara Rasa, Karuna Rasa, Adbhuta Rasa and Shanta Rasa. Almost all the classical dance forms follow the same hand gestures. There are various names by which the dance forms are known. There are 8 classical dances of India that has got recognition from the Sangeet Natak Academy of India. And these classical dances of India are: Bharatnatyam, Kathak, Kathakali, Kuchipudi, Manipuri, Mohiniattam, Odissi and Sattriya. There are shlokas in Natya Shastra that describe how to perform all the movements in Indian classical dances.
Types of Classical Dances of India
Traditionally performed as an expressive dance-drama form of religious performance art, the classical dances of India relates to Vaishnavism, Shaivism, Shaktism along with pan-Hindu epics. It also relates to Vedic literature, or a folksy entertainment that includes story-telling from Sanskrit or regional language plays. The Natya Shastra, which is the foundational treatise for classical dances of India mentions 4 genres of ancient dance-drama in vogue when it was composed – Avanti, Dakshinatya, Panchali and Odra-Magadhi. Discussed elaborately below are the 8 classical dances of India.

Kathak: A dance of northern India, Kathak is often a dance of love. From 16th century onwards it absorbed certain features of Persian dance and Central Asian dance which were imported by the Mughal era. There are 3 major gharanas of Kathak from which performers today draw their lineage: the gharanas of Jaipur, Lucknow and Varanasi along with the less prominent Raigarh gharana. It is performed by both men and women. The movements include intricate footwork accented by bells worn around the ankles and stylized gestures adapted from normal body language. It was originated by Kathakas, professional storytellers who used a mixture of dance, song and drama. Like other Indian dances it began as a temple dance, but soon moved into the courts of ruling houses.
For an informative read on differrent forms of Indian classical dance, their origin and evolution, check the link