In HTML, inline elements are elements that only take up as much width as necessary and do not create a new line after the element. Instead, they are placed within a line of text and flow along with the surrounding text.
Some common examples of inline elements in HTML include:
<a>: This element is used to create hyperlinks to other web pages or resources.
<span>: This element is a generic container for inline-level content and can be used for a wide range of purposes, such as adding custom styling or grouping text together.
<strong> and <em>: These elements are used to add emphasis to text. The <strong> element indicates strong emphasis, while the <em> element indicates emphasis.
<img>: This element is used to add images to a web page.
<input>: This element is used to create input fields, such as text boxes or radio buttons.
Inline elements can be styled using CSS to change their appearance, including their font size, font style, color, and text decoration. However, their width and height cannot be directly controlled using CSS.
In addition to their visual appearance, inline elements can also impact the structure and semantics of an HTML document. For example, using a <strong> element to indicate important information on a web page is more semantically meaningful than applying bold styling using CSS.
Overall, inline elements are an essential part of HTML and are used extensively in web development to add text content, hyperlinks, images, and input fields to a web page.
In HTML, block-level elements are elements that create a rectangular block on the web page. These elements take up the full width of their parent container and create a new line after the element. Block-level elements can contain other elements inside them, including other block-level elements, inline-level elements, or a combination of both.
Some common examples of block-level elements in HTML include:
- <div>: This element is used to create a container for other elements on the web page. It's a versatile element that can be used for a wide range of purposes, such as creating columns or sections on a web page.
- <p>: This element is used to create paragraphs of text on a web page.
- <h1> - <h6>: These elements are used to create headings on a web page. The <h1> element is the largest and most important heading, while the <h6> element is the smallest and least important heading.
- <ul> and <ol>: These elements are used to create unordered and ordered lists on a web page, respectively.
- <li>: This element is used to create list items inside <ul> and <ol> elements.
Block-level elements can be styled using CSS to change their appearance, including their width, height, padding, margin, border, background color, font size, and font style. These styles can be applied using the element's tag name, class, or ID.
In addition to their visual appearance, block-level elements can also impact the structure and semantics of an HTML document. For example, using a <nav> element to create a navigation menu on a web page is more semantically meaningful than using a <div> element.
Overall, block-level elements are an essential part of HTML and are used extensively in web development to create the structure and layout of a web page.