All HTML documents must start with a document type declaration: <!DOCTYPE html>.
The HTML document itself begins with <html> and ends with </html>.
The visible part of the HTML document is between <body> and </body>.
The <!DOCTYPE> Declaration
The <!DOCTYPE> declaration represents the document type, and helps browsers to display web pages correctly.
It must only appear once, at the top of the page (before any HTML tags).
The <!DOCTYPE> declaration is not case sensitive.
HTML Headings
HTML headings are defined with the <h1> to <h6> tags.
HTML Paragraphs
HTML paragraphs are defined with the <p> tag:
HTML Links
HTML links are defined with the <a> tag:
HTML Images
HTML images are defined with the <img> tag.
The source file (src), alternative text (alt), width, and height are provided as attributes:


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