CSS class selector demo: Class selector: To select tags by their “class attribute value” and apply styles on them we use class selector. Syntax of CSS rule-set / rule: selector { declaration list; } To implement class selector, In place of selector, we write class attribute value preceded by period(dot). Syntax of class selector: tagname class=”classattributevalue” .classattributevalue { declaration list; } It selects every html tag which has specified class attribute value and applies styles on them. Example for class selector: p class=”solidborder” . solidborder { border: 2px solid red; } It selects every html tag available on the page with a specified class attribute value and applies specified styles on them. You can specify same class attribute value to more than