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Core Attributes

In addition to element-type-specific attributes (for example, the cite attribute used for blockquotes), the following core attributes may also be applied to any element, whatever its type.

In this Section

id
a unique identifier for this element in the document
class
classifies this element into one or more subtypes
dir
specifies the reading direction for text as left to right or right to left
lang
specifies the language of this element’s content along with the language of any attribute content (for example, that inside the title attribute)
style
specifies an inline style for this element
title
provides extra information about the element
xml:lang
specifies the language of the content inside this element in XHTML documents

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HTML Reference Index

HTML Elements

Structural Elements
- blockquote
  - cite
- body
  - alink
  - background
  - bgcolor
  - link
  - text
  - vlink
- br
  - clear
- div
  - align
- h1
  - align
- h2
  - align
- h3
  - align
- h4
  - align
- h5
  - align
- h6
  - align
- head
  - profile
- hr
  - color
  - noshade
  - size
  - width
- html
  - xmlns
- p
  - align
Head Elements
- base
  - href
  - target
- link
  - charset
  - href
  - media
  - rel
  - rev
  - target
  - type
- meta
  - content
  - http-equiv
  - name
  - scheme
- script
  - charset
  - defer
  - language
  - src
  - type
  - xml:space
- style
  - media
  - type
  - xml:space
- title
List Elements
- dd
- dir
  - compact
- dl
  - compact
- dt
- li
  - type
  - value
- menu
  - compact
- ol
  - compact
  - type
  - start
- ul
  - compact
  - type
Text Formatting Elements
- a
  - accesskey
  - charset
  - coords
  - href
  - hreflang
  - name
  - rel
  - rev
  - shape
  - tabindex
  - target
- abbr
  - title
- acronym
  - title
- address
- b
- basefont
  - color
  - face
  - size
- bdo
  - dir
- big
- blink
- center
- cite
- code
- comment
- del
  - cite
  - datetime
- dfn
- em
- font
  - color
  - face
  - size
- i
- ins
  - cite
  - datetime
- kbd
- marquee
  - align
  - behavior
  - bgcolor
  - direction
  - height
  - hspace
  - scrollamount
  - scrolldelay
  - vspace
  - width
- nobr
- noscript
- plaintext
- pre
- q
  - cite
- rb
- rbc
- rp
- rt
  - rbspan
- rtc
- ruby
- s
- samp
- small
- span
- strike
- strong
- sub
- sup
- tt
- u
- var
- wbr
- xmp
Form Elements
- button
  - accesskey
  - disabled
  - name
  - tabindex
  - type
  - value
- fieldset
- form
  - accept-charset
  - action
  - enctype
  - method
  - name
  - target
- input
  - accept
  - accesskey
  - align
  - alt
  - checked
  - disabled
  - maxlength
  - name
  - readonly
  - size
  - src
  - tabindex
  - type
  - usemap
  - value
- isindex
- label
  - accesskey
  - for
- legend
  - accesskey
  - align
- optgroup
  - label
- option
  - disabled
  - label
  - selected
  - value
- select
  - accesskey
  - disabled
  - multiple
  - name
  - size
  - tabindex
- textarea
  - accesskey
  - cols
  - disabled
  - name
  - readonly
  - rows
  - tabindex
Image and Media Elements
- applet
  - align
  - alt
  - archive
  - code
  - codebase
  - height
  - hspace
  - name
  - object
  - vspace
  - width
- area
  - accesskey
  - alt
  - coords
  - href
  - nohref
  - shape
  - tabindex
  - target
- bgsound
  - balance
  - loop
  - src
  - volume
- embed
  - align
  - alt
  - border
  - height
  - hidden
  - hspace
  - name
  - pluginspage
  - type
  - vspace
- img
  - align
  - alt
  - border
  - height
  - hspace
  - ismap
  - longdesc
  - name
  - src
  - usemap
  - vspace
  - width
- map
  - name
- noembed
- object
  - align
  - archive
  - border
  - classid
  - codebase
  - codetype
  - data
  - declare
  - height
  - hspace
  - name
  - standby
  - tabindex
  - type
  - usemap
  - vspace
  - width
- param
  - name
  - type
  - value
  - valuetype
Table Elements
- caption
  - align
- col
  - align
  - char
  - charoff
  - span
  - valign
  - width
- colgroup
  - align
  - char
  - charoff
  - span
  - valign
  - width
- table
  - align
  - bgcolor
  - border
  - cellpadding
  - cellspacing
  - frame
  - rules
  - summary
  - width
- tbody
  - align
  - char
  - charoff
  - valign
- td
  - abbr
  - align
  - axis
  - bgcolor
  - char
  - charoff
  - colspan
  - headers
  - nowrap
  - rowspan
  - scope
  - valign
  - width
- tfoot
  - align
  - char
  - charoff
  - valign
- th
  - abbr
  - align
  - axis
  - bgcolor
  - char
  - charoff
  - colspan
  - headers
  - nowrap
  - rowspan
  - scope
  - valign
  - width
- thead
  - align
  - char
  - charoff
  - valign
- tr
  - align
  - bgcolor
  - char
  - charoff
  - valign
Frame and Window Elements
- frame
  - frameborder
  - longdesc
  - marginheight
  - marginwidth
  - name
  - noresize
  - scrolling
  - src
- frameset
  - cols
  - rows
- noframes
- iframe
  - align
  - frameborder
  - height
  - longdesc
  - marginheight
  - marginwidth
  - name
  - src
  - width
Deprecated Elements (to avoid using)
Proprietary & Nonstandard Elements
Alphabetic Element Index
Elements and Valid DTDs They May Appear In

HTML Microformats

HTML Common Attributes

Core Attributes
- id
- class
- dir
- lang
- style
- title
- xml:lang
Event Attributes
- onblur
- onchange
- onclick
- ondblclick
- onfocus
- onkeydown
- onkeypress
- onkeyup
- onload
- onmousedown
- onmousemove
- onmouseout
- onmouseover
- onmouseup
- onreset
- onselect
- onsubmit
- onunload
Extended Event Attributes

HTML Concepts

HTML Extras