HTML H1 To H6 Tag - W3Schools
Có thể bạn quan tâm
Example
The six different HTML headings:
<h1>This is heading 1</h1> <h2>This is heading 2</h2> <h3>This is heading 3</h3> <h4>This is heading 4</h4> <h5>This is heading 5</h5> <h6>This is heading 6</h6> Try it Yourself »More "Try it Yourself" examples below.
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.
Browser Support
| Element | |||||
|---|---|---|---|---|---|
| <h1> - <h6> | Yes | Yes | Yes | Yes | Yes |
Global Attributes
The <h1> to <h6> tags also supports the Global Attributes in HTML.
Event Attributes
The <h1> to <h6> tags also supports the Event Attributes in HTML.
More Examples
Example
Set the background color and text color of headings (with CSS):
<h1 style="background-color:DodgerBlue;">Hello World</h1><h2 style="color:Tomato;">Hello World</h2> Try it Yourself »Example
Set the alignment of headings (with CSS):
<h1 style="text-align:center">This is heading 1</h1><h2 style="text-align:left">This is heading 2</h2><h3 style="text-align:right">This is heading 3</h3> <h4 style="text-align:justify">This is heading 4</h4> Try it Yourself »Related Pages
HTML tutorial: HTML Headings
HTML DOM reference: Heading Object
Default CSS Settings
Most browsers will display the <h1> element with the following default values:
Example
h1 { display: block; font-size: 2em; margin-top: 0.67em; margin-bottom: 0.67em; margin-left: 0; margin-right: 0; font-weight: bold;} Try it Yourself »Most browsers will display the <h2> element with the following default values:
Example
h2 { display: block; font-size: 1.5em; margin-top: 0.83em; margin-bottom: 0.83em; margin-left: 0; margin-right: 0; font-weight: bold;} Try it Yourself »Most browsers will display the <h3> element with the following default values:
Example
h3 { display: block; font-size: 1.17em; margin-top: 1em; margin-bottom: 1em; margin-left: 0; margin-right: 0; font-weight: bold;} Try it Yourself »Most browsers will display the <h4> element with the following default values:
Example
h4 { display: block; font-size: 1em; margin-top: 1.33em; margin-bottom: 1.33em; margin-left: 0; margin-right: 0; font-weight: bold;} Try it Yourself »Most browsers will display the <h5> element with the following default values:
Example
h5 { display: block; font-size: .83em; margin-top: 1.67em; margin-bottom: 1.67em; margin-left: 0; margin-right: 0; font-weight: bold;} Try it Yourself »Most browsers will display the <h6> element with the following default values:
Example
h6 { display: block; font-size: .67em; margin-top: 2.33em; margin-bottom: 2.33em; margin-left: 0; margin-right: 0; font-weight: bold;} Try it Yourself » ❮ Previous Complete HTML Reference Next ❯ ★ +1 Sign in to track progressTừ khóa » Thẻ H6
-
Các Thẻ Heading
-
Của HTML
-
Thẻ Heading
-
Trong HTML - Web Cơ Bản
-
Thẻ Heading (H1-H6): Tác Dụng, Cách đặt, Những Lưu ý Và Cách ...
-
Thẻ Heading Trong HTML, Thẻ H1, H2, H3, H4, H5, H6 - Thủ Thuật
-
Thẻ H1 Tới Thẻ H6 Trong HTML - Từ Vua Quan Cho đến Thứ Dân
-
Công Thức Chuẩn Cho 6 Thẻ H1, H2, H3, H4, H5, H6
-
Thẻ
Tới
Trong HTML - Hoclaptrinh
-
Thẻ
Tới Thẻ
Trong HTML
-
Học HTML: Các Thẻ Heading (h1,h2,h3,h4,h5,h6) Và List (danh Sách)
-
Thẻ định Dạng Tiêu đề | Hướng Dẫn Học
-
Thẻ Tiêu đề H1 đến H6. Cách Sử Dụng Thẻ Tiêu đề Trong Website
-
Thẻ Dán UHF - Impinj MR6 H6, Chính Hãng, Giá Rẻ - SmartID
-
H1, H2, H3, H4, H5, H6 Có Thực Sự ảnh Hưởng Tới Seo