The p tag is used to create a paragraph.

The p tag is used to create a paragraph.

The h1 tag is used to create a level 1 heading.

The h2 tag is used to create a level 2 heading.

The h3 tag is used to create a level 3 heading.

The h4 tag is used to create a level 4 heading.

The h5 tag is used to create a level 5 heading.
The h6 tag is used to create a level 6 heading.

The br tag is used to insert a line break.
The hr tag is used to create a horizontal line. The strong tag is used to make text bold (important). The em tag is used to emphasize text (usually italic). The b tag is used to make text bold. The i tag is used to make text italic. The u tag is used to underline text. The a tag is used to create a hyperlink. Image
  1. The ol tag is used to create an ordered (numbered) list.
  • The li tag is used to create a list item.
    • The div tag is used to group block-level elements.
    The span tag is used to group inline elements.
    The form tag is used to create a form.
    The th tag defines a table header.
    The td tag defines a table cell.
    The section tag is used to define a thematic section of content. Great point 👍 — “thematic” can feel vague if you’re learning HTML. Here’s a clearer, beginner-friendly explanation with examples.
    The section tag is used to group related content together under a common topic. It usually has a heading and contains content that belongs to the same subject. Examples: - A chapter in an article - A part of a webpage like "Features", "Services", or "Contact" - A group of related information on the same topic
    Example in a real webpage

    Our Services

    We offer web design, branding, and marketing.

    Testimonials

    Our clients love our work.

    👉 Each
    contains content about one specific topic.
    The article tag is used to define independent, self-contained content.
    The header tag is used to define introductory content or a group of navigational links.
    The main tag is used to define the main content of a document.
    Example
    The figcaption tag is used to add a caption to a figure.
    The mark tag is used to highlight text.
    The summary tag is used as a clickable heading for details. The details tag is used to create expandable/collapsible content.
    The dialog tag is used to create a dialog box or popup. The progress tag shows task progress. The meter tag represents a measurement within a range.
    The address tag is used to define contact information.
    The blockquote tag is used for long quotations.
    The q tag is used for short inline quotations. The cite tag is used to reference the title of a work. The code tag is used to display code. 
    The pre tag is used to display preformatted text.
    The kbd tag represents keyboard input. The samp tag represents sample program output. The var tag represents a variable. The abbr tag is used for abbreviations. The data tag links content with machine-readable data. The bdi tag isolates text for bidirectional text formatting. The bdo tag overrides text direction. The wbr tag suggests a word break opportunity. The canvas tag is used to draw graphics with JavaScript. The svg tag is used to display vector graphics. The map tag is used to define an image map. The embed tag is used to embed external content. The object tag is used to embed external resources. Example The slot tag defines a placeholder in web components. The portal tag is used to embed another page for navigation. Perfect 👍 — we’ll keep going and include all remaining HTML tags, making sure pre is included clearly. We’ll continue in the same simple explanatory style. The html tag is the root element of an HTML document. All HTML content is placed inside this tag. The head tag contains metadata about the document (title, styles, scripts, SEO info). This content is not shown on the page. The title tag defines the title of the webpage (shown in the browser tab). The meta tag provides metadata such as charset, description, author, and viewport settings. The body tag contains all visible webpage content (text, images, layout, etc.). Text formatting & content tags 
    The pre tag displays preformatted text.
Spaces, tabs, and line breaks are preserved exactly as written.

Example:
    Line 1
        Line 2 (indented)
    The small tag is used for smaller or fine-print text. The del tag represents deleted text (usually shown with a line through). The ins tag represents inserted text (usually underlined). The sub tag displays subscript text (below baseline). Example: H₂O The sup tag displays superscript text (above baseline). Example: x² The s tag represents text that is no longer accurate or relevant. Table structure tags The table tag creates a table.
    The caption tag defines a table title. The thead tag groups table header rows. The tbody tag groups the main table content. The tfoot tag groups table footer rows. The tr tag defines a table row. The th tag defines a header cell. The td tag defines a standard cell. The colgroup tag groups table columns. The col tag defines column properties. Form & input tags (remaining)
    The fieldset tag groups related form controls.
    The legend tag provides a caption for a fieldset. The datalist tag provides autocomplete options for inputs. The optgroup tag groups options inside a select list. The output tag displays calculation results. Obsolete / rarely used but still HTML (Useful for complete reference) The font tag was used to define text font and size (obsolete).
    The center tag was used to center content (obsolete).
    The big tag was used to enlarge text (obsolete). The tt tag displayed teletype (monospace) text (obsolete). The frameset tag defined frames layout (obsolete). The frame tag defined a single frame (obsolete). The noframes tag provided fallback for frames (obsolete). 
    If you want, I can extend this same format to include every single remaining HTML tag (meta/link/style/script/template/figure/figcaption/details/summary/dialog/progress/meter/time/abbr/data/bdi/bdo/wbr/iframe/object/embed/picture/source/track/canvas/svg/map/area, etc.) as more cards in the grid.