Here is the plain English of #header .callout: Select all elements with the class name callout that are decendents of the element with an ID of header. Here is the plain English of #header.callout: Select the element which has an ID of header and also a class name of callout. Maybe this graphic will make that more clear:
Wilmington, Ohio. Wilmington is a city in and the county seat of Clinton County, Ohio, United States. The population was 12,520 at the 2010 census.
***The Fairfield County Municipal Court has moved. It is now located at 136 W. Main Street, Lancaster, Ohio ***. The purpose of this website is to provide access to and information regarding the records held by the Clerk of Court, as well as provide information regarding operations of both the Court and the Clerkâs Office.