Style.css

Within a framework control, the appearance of individual elements is described using cascading style sheets. The default design of the control is defined in the Style.css file at the project level and in the Style.css file, the base theme of the control. In addition to the standard design, further themes can be defined for the framework control. The appearance of a framework control can be changed at four different levels according to the theme system of the TwinCAT HMI.