Using The id Attribute The id attribute specifies a unique id for an HTML element. The value of the id attribute must be unique within the HTML document. The id attribute is used to point to a specific style declaration in a style sheet. It is also used by JavaScript to access and manipulate the element with the specific id. The syntax for id is: write a hash character (#), followed by an id name. Then, define the CSS properties within curly braces {}. In the following example we have an <h1> element that points to the id name "myHeader". This <h1> element will be styled according to the #myHeader style definition in the head section:

a <span> element inside

Tag Description <ul> Defines an unordered list <ol> Defines an ordered list <li> Defines a list item <dl> Defines a description list <dt> Defines a term in a description list <dd> Describes the term in a description list

Muck Survival

Tip: Use the global title attribute to show the description for the abbreviation/acronym when you mouse over the element.  Example <p>The <abbr title="World Health Organization">WHO</abbr> was founded in 1948.</p> Try it Yourself »

Tag Description <abbr> Defines an abbreviation or acronym <address> Defines contact information for the author/owner of a document <bdo> Defines the text dire ction <blockquote> Defines a section that is quoted from another source <cite> Defines the title of a work <q> Defines a short inline quotation