HTML is the standard markup language for creating web pages and web applications.
CSS is a style sheet language used for describing the presentation of a document written in HTML
JavaScript is the interpreted programming language. Alongside HTML and CSS, JavaScript is one the three core technologies of World Wide Web content production.
Meta tag provides metadata about the HTML document. Metadata will not be displayed on the page, but will be machine parsable. Meta elements are typically used to specify page description, keywords, author of the document, last modified, and other metadata.
Title tag is required in all HTML documents and it defines the title of the document.
style tag is used to define style information for an HTML document.
Link tag defines a link between a document and an external resource.
br tag inserts a single line break.
The element selector selects elements based on the element name.
The id selector uses the id attribute of an HTML element to select a specific element.
The class selector selects elements with a specific class attribute.
I added the element selector in HTML style tag.