HTML Block Level Elements
Block Level Elements
A block-level element always starts on a new line. A block-level element always takes up the full width available (stretches out to the left and right as far as it can). A block level element has a top and a bottom margin, whereas an inline element does not.
<address> Definition and Usage
The <address> tag defines the contact information for the author/owner of a document or an article. The contact information can be an email address, URL, physical address, phone number, social media handle, etc. The text in the <address> element usually renders in italic, and browsers will always add a line break before and after the <address> element.
<article> Definition and Usage
The <article> tag specifies independent, self-contained content. An article should make sense on its own and it should be possible to distribute it independently from the rest of the site. Potential sources for the <article> element: Forum post Blog post News story
<aside> Definition and Usage
The <aside> tag defines some content aside from the content it is placed in. The aside content should be indirectly related to the surrounding content. Tip: The <aside> content is often placed as a sidebar in a document. Note: The <aside> element does not render as anything special in a browser. However, you can use CSS to style the <aside> element (see example below).
<canvas> Definition and Usage
The <canvas> tag is used to draw graphics, on the fly, via scripting (usually JavaScript). The <canvas> tag is transparent, and is only a container for graphics, you must use a script to actually draw the graphics. Any text inside the <canvas> element will be displayed in browsers with JavaScript disabled and in browsers that do not support <canvas>.
<dl> Definition and Usage
The <dl> tag defines a description list. The <dl> tag is used in conjunction with <dt> (defines terms/names) and <dd> (describes each term/name).
<dt> Definition and Usage
The <dt> tag defines a term/name in a description list. The <dt> tag is used in conjunction with <dl> (defines a description list) and <dd> (describes each term/name).
<fieldset> Definition and Usage
The <fieldset> tag is used to group related elements in a form. The <fieldset> tag draws a box around the related elements.
<figcaption> Definition and Usage
The <figcaption> tag defines a caption for a <figure> element. The <figcaption> element can be placed as the first or last child of the <figure> element.
<figure> Definition and Usage
The <figure> tag specifies self-contained content, like illustrations, diagrams, photos, code listings, etc. While the content of the <figure> element is related to the main flow, its position is independent of the main flow, and if removed it should not affect the flow of the document. Tip: The <figcaption> element is used to add a caption for the <figure> element.
<main> Definition and Usage
The <main> tag specifies the main content of a document. The content inside the <main> element should be unique to the document. It should not contain any content that is repeated across documents such as sidebars, navigation links, copyright information, site logos, and search forms.
<noscript> Definition and Usage
The <noscript> tag defines an alternate content to be displayed to users that have disabled scripts in their browser or have a browser that doesn't support script. The <noscript> element can be used in both <head> and <body>. When used inside <head>, the <noscript> element could only contain <link>, <style>, and <meta> elements.
<ol> Definition and Usage
The <ol> tag defines an ordered list. An ordered list can be numerical or alphabetical. The <li> tag is used to define each list item. Tip: Use CSS to style lists. Tip: For unordered list, use the <ul> tag.
<section> Definition and Usage
The <section> tag defines a section in a document.
<blockquote> Definition and Usage
The <blockquote> tag specifies a section that is quoted from another source. Browsers usually indent <blockquote> elements (look at example below to see how to remove the indentation).
<dd> Definition and Usage
The <dd> tag is used to describe a term/name in a description list. The <dd> tag is used in conjunction with <dl> (defines a description list) and <dt> (defines terms/names). Inside a <dd> tag you can put paragraphs, line breaks, images, links, lists, etc.
<div> Definition and Usage
The <div> tag defines a division or a section in an HTML document. The <div> tag is used as a container for HTML elements - which is then styled with CSS or manipulated with JavaScript. The <div> tag is easily styled by using the class or id attribute. Any sort of content can be put inside the <div> tag!
<footer> Definition and Usage
The <footer> tag defines a footer for a document or section. A <footer> element typically contains: authorship information copyright information contact information sitemap back to top links related documents You can have several <footer> elements in one document.
<form> Definition and Usage
The <form> tag is used to create an HTML form for user input. The <form> element can contain one or more of the following form elements: <input> <textarea> <button> <select> <option> <optgroup> <fieldset> <label> <output>
<h1>-<h6> Definition and Usage
The <h1> to <h6> tags are used to define HTML headings. <h1> defines the most important heading. <h6> defines the least important heading. Note: Only use one <h1> per page - this should represent the main heading/subject for the whole page. Also, do not skip heading levels - start with <h1>, then use <h2>, and so on.
<header> Definition and Usage
The <header> element represents a container for introductory content or a set of navigational links. A <header> element typically contains: one or more heading elements (<h1> - <h6>) logo or icon authorship information Note: You can have several <header> elements in one HTML document. However, <header> cannot be placed within a <footer>, <address> or another <header> element.
<hr> Definition and Usage
The <hr> tag defines a thematic break in an HTML page (e.g. a shift of topic). The <hr> element is most often displayed as a horizontal rule that is used to separate content (or define a change) in an HTML page.
<li> Definition and Usage
The <li> tag defines a list item. The <li> tag is used inside ordered lists(<ol>), unordered lists (<ul>), and in menu lists (<menu>). In <ul> and <menu>, the list items will usually be displayed with bullet points. In <ol>, the list items will usually be displayed with numbers or letters.
<nav> Definition and Usage
The <nav> tag defines a set of navigation links. Notice that NOT all links of a document should be inside a <nav> element. The <nav> element is intended only for major block of navigation links. Browsers, such as screen readers for disabled users, can use this element to determine whether to omit the initial rendering of this content.
<p> Definition and Usage
The <p> tag defines a paragraph. Browsers automatically add a single blank line before and after each <p> element. Tip: Use CSS to style paragraphs.
<pre> Definition and Usage
The <pre> tag defines preformatted text. Text in a <pre> element is displayed in a fixed-width font, and the text preserves both spaces and line breaks. The text will be displayed exactly as written in the HTML source code.
<table> Definition and Usage
The <table> tag defines an HTML table. An HTML table consists of one <table> element and one or more <tr>, <th>, and <td> elements. The <tr> element defines a table row, the <th> element defines a table header, and the <td> element defines a table cell. An HTML table may also include <caption>, <colgroup>, <thead>, <tfoot>, and <tbody> elements.
<tfoot> Definition and Usage
The <tfoot> tag is used to group footer content in an HTML table. The <tfoot> element is used in conjunction with the <thead> and <tbody> elements to specify each part of a table (footer, header, body). Browsers can use these elements to enable scrolling of the table body independently of the header and footer. Also, when printing a large table that spans multiple pages, these elements can enable the table header and footer to be printed at the top and bottom of each page. Note: The <tfoot> element must have one or more <tr> tags inside. The <tfoot> tag must be used in the following context: As a child of a <table> element, after any <caption>, <colgroup>, <thead>, and <tbody> elements. Tip: The <thead>, <tbody>, and <tfoot> elements will not affect the layout of the table by default. However, you can use CSS to style these elements (see example below)!
<ul> Definition and Usage
The <ul> tag defines an unordered (bulleted) list. Use the <ul> tag together with the <li> tag to create unordered lists. Tip: Use CSS to style lists. Tip: For ordered lists, use the <ol> tag.
<video> Definition and Usage
The <video> tag is used to embed video content in a document, such as a movie clip or other video streams. The <video> tag contains one or more <source> tags with different video sources. The browser will choose the first source it supports. The text between the <video> and </video> tags will only be displayed in browsers that do not support the <video> element. There are three supported video formats in HTML: MP4, WebM, and OGG. Browser MP4 WebM Ogg Edge YES YES YES Chrome YES YES YES Firefox YES YES YES Safari YES YES NO Opera YES YES YES
