How can I use HTML ID in CSS?

How can I use HTML ID in CSS?

How can I use HTML ID in CSS?

A CSS ID selector uses the ID attribute of an HTML element to select one unique element on a page. To use an ID selector in CSS, you simply write a hashtag (#) followed by the ID of the element. Then put the style properties you want to apply to the element in brackets.


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.

How is ID defined in CSS?

The CSS id Selector The id selector uses the id attribute of an HTML element to select a specific element. The id of an element is unique within a page, so the id selector is used to select one unique element! To select an element with a specific id, write a hash (#) character, followed by the id of the element.

Can you give HTML an ID?

The id attribute is a Global Attribute, and can be used on any HTML element.

What is id in HTML?

The id global attribute defines an identifier (ID) which must be unique in the whole document. Its purpose is to identify the element when linking (using a fragment identifier), scripting, or styling (with CSS).

How will you get a HTML element with the ID?

HTML DOM Element id

  1. let id = document. getElementsByTagName(“a”)[0]. id;
  2. getElementById(“demo”). id = “newid”;
  3. const element = document. getElementById(“myP”); element. style. fontSize = “30px”;

What case should HTML IDs be?

Always favor lowercase, for elements, for attributes and their values, for classes and ids.

Why do I need WebKit in CSS?

The term ‘webkit’ is used in the CSS syntax for rendering content in Safari and Chrome browsers. Webkit code may need to be added in CSS to ensure it renders correctly on Chrome and Safari due to the lack of cross-compatibility.