The mark consists of The image shows the letters "CST" in a bold style. The letters are rendered in two colors - the "CS" is in a light blue shade, while the "T" is in a bright yellow color. The letters are arranged horizontally within what appears to be a rectangular frame. The letters are displayed against a dark blue background. The overall shape of the logo is rectangular, with the letters filling most of the horizontal space within the frame. The frame itself has a distinct light blue color that provides a vibrant contrast against the deep navy blue background surrounding the logo.
The color(s) yellow blue light blue is/are claimed as a feature of the mark.