Orange

Orange (Desktop Webmail)
Orange (iOS)
Orange (Android)

Orange (Desktop Webmail)

Orange (iOS)

Supported

@media (-webkit-device-pixel-ratio)
@media (orientation)
@media (prefers-color-scheme)
@media (prefers-reduced-motion)
@media
@supports
background-image
background-position
background-repeat
border
caption-side
column-count
direction
display:none
float
font-weight
font shorthand
height property
inline-size
left, right, top, bottom
letter-spacing
list-style-image
list-style-position
list-style-type
list-style
margin-inline & margin-block
margin
max-height property
max-width
min-height property
min-width property
overflow
padding
:first-child
:first-of-type
:hover
:last-child
:last-of-type
:link
:not
:nth-child
:nth-last-child
:nth-last-of-type
:nth-of-type
:only-child
:only-of-type
::first-letter
::first-line
::marker
radial-gradient()
Adjacent sibling combinator
Attribute selector
Chaining selectors
Child combinator
Class selector
Descendant combinator
General sibling combinator
Grouping selectors
ID selector
Type selector
Universal selector *
system-ui, ui-serif, ui-sans-serif, ui-rounded, ui-monospace
text-decoration-color
text-decoration-thickness
text-indent
text-overflow
text-shadow
text-transform
text-underline-offset
cm unit
em unit
ex unit
in unit
mm unit
pc unit
% unit
pt unit
px unit
vertical-align
white-space
width property
z-index
align attribute
background attribute
<blockquote> element
<button type="reset"> element
<button type="submit"> element
<del> element
<div> element
<h1> to <h6> elements
height attribute
Image maps
<img> element
lang attribute
<ul>, <ol> and <dl>
<marquee> element
<p> element
<pre> element
<select> element
<span> element
<strike> element
<strong> element
<style> element
Embedded <svg> image
<table> element
<textarea> element
valign attribute
<wbr> element
width attribute
Animated PNG image format
Base 64 image format
BMP image format
GIF image format
HDR image format
ICO image format
JPG image format
Video as Image Assets
PNG image format
SVG image format
TIFF image format
webP image format

Partially supported

background-color
background
display
line-height
CSS Nesting
position
rgb()
text-align
<body> element
dir attribute
HTML5 semantics

Not supported

AMP for Email
BIMI
accent-color
align-items
animation
aspect-ratio
@font-face
@import
@keyframes
backdrop-filter
background-blend-mode
background-clip
background-origin
background-size
block-size & inline-size
border-image
border-radius
box-shadow
box-sizing
clip-path
conic-gradient()
display:flex
display:grid
filter
flex-direction:column
flex-wrap: wrap
clamp()
max()
min()
gap, column-gap, row-gap
grid-template-* properties
!important keyword
fit-content, min-content, max-content
justify-content
linear-gradient()
mix-blend-mode
object-fit
object-position
opacity
outline-offset
outline
:active
:checked
:focus
:has()
:target
:visited
::after
::before
::placeholder
resize
rgba()
scroll-snap
text-decoration-skip-ink
text-decoration
transform
transition
CSS calc() function
ch unit
initial unit
rem unit
vh unit
vmax unit
vmin unit
vw unit
CSS Variables (Custom Properties)
visibility
word-break
writing-mode
<abbr> element
address
Local anchors
aria-describedby attribute
aria-hidden attribute
aria-label attribute
aria-labelledby attribute
aria-live attribute
<audio> element
<base>
<bdi> element
<code> element
<dialog> element
HTML5 doctype
<form> element
<input type="checkbox"> element
<input type="hidden"> element
<input type="radio"> element
<input type="reset"> element
<input type="submit"> element
<input type="text"> element
<link> element
loading attribute
mailto: links
<meter> element
<object> element
<picture> element
<progress> element
required attribute
role attribute
<rp> element
<rt> element
<ruby> element
<small> element
srcset and sizes attributes
target attribute
<video> element
AVIF image format
HEIF image format

Support unknown

@media (hover), @media (any-hover)
border-collapse
border-inline & border-block individual logical properties
border-inline & border-block longhand properties
border-inline & border-block
border-radius logical properties
border-spacing
color-scheme CSS property
css column properties
font-kerning
font-size
font-stretch
hyphens
margin-block-start & margin-block-end
margin-inline & margin-block
margin-inline-start & margin-inline-end
max-block-size
min-inline-size
lch(), oklch(), lab(), oklab()
overflow-wrap
padding-block-start & padding-block-end
padding-inline & padding-block
padding-inline-start & padding-inline-end
lang()
shape-margin
shape-outside
tab-size
table-layout
text-align-last
text-decoration-line
text-decoration-style
text-emphasis-position
text-emphasis
text-orientation
text-underline-position
text-wrap
user-select
word-spacing
<acronym> element
<dfn> element
hidden attribute
<hr> element
color-scheme meta tag
popover attribute

Orange (Android)

Supported

@media (-webkit-device-pixel-ratio)
@media (orientation)
@media (prefers-color-scheme)
@media (prefers-reduced-motion)
@media
@supports
background-image
background-position
background-repeat
border
caption-side
column-count
direction
display:none
float
font-weight
font shorthand
height property
inline-size
left, right, top, bottom
letter-spacing
list-style-image
list-style-position
list-style-type
list-style
margin-inline & margin-block
margin
max-height property
max-width
min-height property
min-width property
overflow
padding
:active
:first-child
:first-of-type
:focus
:hover
:last-child
:last-of-type
:link
:not
:nth-child
:nth-last-child
:nth-last-of-type
:nth-of-type
:only-child
:only-of-type
:target
radial-gradient()
Adjacent sibling combinator
Attribute selector
Chaining selectors
Child combinator
Class selector
Descendant combinator
General sibling combinator
Grouping selectors
ID selector
Type selector
Universal selector *
text-decoration-color
text-decoration
text-indent
text-overflow
text-shadow
text-transform
cm unit
em unit
ex unit
in unit
mm unit
pc unit
% unit
pt unit
px unit
vertical-align
white-space
width property
z-index
align attribute
Local anchors
background attribute
<blockquote> element
<button type="reset"> element
<button type="submit"> element
<del> element
<div> element
HTML5 doctype
<h1> to <h6> elements
height attribute
Image maps
lang attribute
<ul>, <ol> and <dl>
<marquee> element
<p> element
<pre> element
<select> element
<span> element
<strike> element
<strong> element
<style> element
Embedded <svg> image
<table> element
<textarea> element
valign attribute
width attribute
Animated PNG image format
AVIF image format
Base 64 image format
BMP image format
GIF image format
ICO image format
JPG image format
PNG image format
SVG image format
webP image format

Partially supported

background-color
background
display
line-height
position
rgb()
system-ui, ui-serif, ui-sans-serif, ui-rounded, ui-monospace
text-align
<body> element
dir attribute
mailto: links
HTML5 semantics

Not supported

AMP for Email
BIMI
accent-color
align-items
animation
aspect-ratio
@font-face
@import
@keyframes
background-blend-mode
background-clip
background-origin
background-size
border-image
border-radius
box-shadow
box-sizing
clip-path
conic-gradient()
display:flex
display:grid
filter
flex-direction:column
flex-wrap: wrap
clamp()
max()
min()
gap, column-gap, row-gap
grid-template-* properties
!important keyword
fit-content, min-content, max-content
justify-content
linear-gradient()
mix-blend-mode
object-fit
object-position
opacity
outline-offset
outline
:checked
:has()
:visited
::after
::before
::first-letter
::first-line
::marker
::placeholder
rgba()
scroll-snap
text-decoration-thickness
text-underline-offset
transform
transition
CSS calc() function
ch unit
initial unit
rem unit
vh unit
vmax unit
vmin unit
vw unit
CSS Variables (Custom Properties)
visibility
word-break
writing-mode
address
aria-describedby attribute
aria-hidden attribute
aria-label attribute
aria-labelledby attribute
aria-live attribute
<audio> element
<base>
<bdi> element
<code> element
<dialog> element
<form> element
<input type="checkbox"> element
<input type="hidden"> element
<input type="radio"> element
<input type="reset"> element
<input type="submit"> element
<input type="text"> element
<link> element
loading attribute
<meter> element
<object> element
<picture> element
<progress> element
required attribute
role attribute
<rp> element
<rt> element
<ruby> element
<small> element
srcset and sizes attributes
target attribute
<video> element
<wbr> element
HDR image format
HEIF image format
Video as Image Assets
TIFF image format

Support unknown

@media (hover), @media (any-hover)
backdrop-filter
block-size & inline-size
border-collapse
border-inline & border-block individual logical properties
border-inline & border-block longhand properties
border-inline & border-block
border-radius logical properties
border-spacing
color-scheme CSS property
css column properties
font-kerning
font-size
font-stretch
hyphens
margin-block-start & margin-block-end
margin-inline & margin-block
margin-inline-start & margin-inline-end
max-block-size
min-inline-size
lch(), oklch(), lab(), oklab()
CSS Nesting
overflow-wrap
padding-block-start & padding-block-end
padding-inline & padding-block
padding-inline-start & padding-inline-end
lang()
resize
shape-margin
shape-outside
tab-size
table-layout
text-align-last
text-decoration-line
text-decoration-skip-ink
text-decoration-style
text-emphasis-position
text-emphasis
text-orientation
text-underline-position
text-wrap
user-select
word-spacing
<abbr> element
<acronym> element
<dfn> element
hidden attribute
<hr> element
<img> element
color-scheme meta tag
popover attribute