As information and communication technologies, networks have increasingly shown the superiority of teaching, deepening in the field of teaching, extension, spread has become inevitable. Network course as an important component of online teaching has become an important research field of modern education, open network course has become a global trend.
Currently, the template based on CSS technology into the mainstream of network course development.
This paper describes the characteristics of the network programs and status of the CSS of technology and development, and presents the template network course sections, and use CSS to define and achieve, designed and developed several sets of templates, the last template applied to the University language course in the development of the network, and achieved certain results.