Civil 3D Templates
Styles and settings should come from your template. Ideally, that template will have all the styles you need for the type of project you are working on. If you find you are constantly changing style settings, examine your workflow. Make sure to start new projects with a proper template. Use the new Import command located on the Manage tab to pull your preferred styles into drawings that you receive from outside sources.
There are hundreds of styles and settings in Civil 3D. The good news is that once you learn to create one or two styles, the rest should get easier. Autodesk has gone to great lengths to make the interface consistent between styles.
When you start a project with the correct template (DWT file), the repetitive ...