HTML levels

Styled HTML

Allows changing text style, but not its layout.

Attributes

abbr
accesskey
align
alt
axis
bgcolor
border
cellpadding
cellspacing
char
charoff
charset
cite
class
clear
color
cols
colspan
compact
coords
datetime
dir
face
frame
headers
height
href
hreflang
hspace
id
ismap
lang
longdesc
name
nohref
nowrap
oshade
rel
rev
rows
rowspan
rules
scope
shape
size
span
src
start
style
summary
tabindex
target
title
type
valign
value
width
vspace

Tags

abbr Phrase element.
acronym Phrase element.
b Font style element.
big Font style element.
br Forced line break.
cite Phrase element.
code Phrase element.
dfn Phrase element.
em Phrase element.
font Font modifier element.
i Font style element.
kbd Phrase element.
p Paragraph.
s Font style element.
samp Phrase element.
small Font style element.
span Grouping element.
strike Font style element.
strong Phrase element.
tt Font style element.
u Font style element. Deprecated by HTML standard.
var Phrase element.

Layouted HTML

Allows changing layout and using links.

Attributes

abbr
accesskey
align
alt
axis
bgcolor
border
cellpadding
cellspacing
char
charoff
charset
cite
class
clear
color
cols
colspan
compact
coords
data-*
datetime
dir
face
frame
headers
height
href
hreflang
hspace
id
ismap
lang
longdesc
name
nohref
nowrap
oshade
rel
rev
rows
rowspan
rules
scope
shape
size
span
src
start
style
summary
tabindex
target
title
type
valign
value
width
vspace

Tags

a Anchor element.
address Page author's contact information. You probably do not need to use this tag.
article Article element.
aside Aside element.
blockquote Quotation. Block element.
caption Table element.
center Deprecated by HTML standard.
col Table element.
colgroup Table element.
dd List element.
del Marks deleted text.
div Grouping element.
dl List element.
dt List element.
figcaption Figure caption element.
figure Figure element.
footer Footer element.
h1 Heading.
h2 Heading.
h3 Heading.
h4 Heading.
h5 Heading.
h6 Heading.
header Header element.
hr Horizontal divider.
img Image element.
ins Marks inserted text.
li List element.
ol List element.
pre Preformatted text.
q Quotation. Inline.
section Section element.
sub Subscript element.
sup Superscript element.
table Table element.
tbody Table element.
td Table element.
tfoot Table element.
th Table element.
thead Table element.
tr Table element.
ul List element.

Safe HTML

ALL HTML considered free from security issues. In practice Safe HTML contains the same tags as Layouted HTML though this may change in the future.

Attributes

abbr
accesskey
align
alt
axis
bgcolor
border
cellpadding
cellspacing
char
charoff
charset
cite
class
clear
color
cols
colspan
compact
coords
data-*
datetime
dir
face
frame
headers
height
href
hreflang
hspace
id
ismap
lang
longdesc
name
nohref
nowrap
oshade
rel
rev
rows
rowspan
rules
scope
shape
size
span
src
start
style
summary
tabindex
target
title
type
valign
value
width
vspace

Tags

Web Snippets HTML

HTML allowed in web snippets.
Supports all tags and attributes allowed by the "Safe HTML" level in addition to the ones listed here.

Attributes

accept
aria-*
autocomplete
autofocus
capture
checked
dirname
disabled
for
inputmode
label
list
max
maxlength
min
minlength
multiple
pattern
placeholder
readonly
required
role
selected
spellcheck
step
width
wrap

Tags

button Button element.
datalist Datalist element.
details Details element.
dialog Dialog element.
fieldset Fieldset element.
image Image element.
input Input element.
label Label element.
legend Legend element.
main Main element.
menu Menu element.
nav Navigation element.
optgroup Option group element.
option Option element.
select Select element.
summary Summary element.
textarea Text area element.