My CSS Wishlist
Selectors
-
:previous
to select the previous element sibling
-
:parent
to select the parent element
-
:closest(selector)
to select the closest ancestor matching a selector
-
:ancestor(selector)
to select all ancestors matching a selector
-
:first
to select the first element matching a selector
-
[attribute < number]
select if attribute is less than a number
-
[attribute > number]
select if attribute is greater than a number
-
[attribute <= number]
select if attribute is less or equal to a number
-
[attribute >= number]
select is attribute is greater or equal to a number
-
:attribute(partial-name-*)
select by partial attribute match
-
:tag(partial-name-*)
select by partial tag name match
At-Rules
-
@element selector (condition) { stylesheet }
Units
-
ew
1% of element's width
-
eh
1% of element's height
-
emin
equal to
min(1ew, 1eh)
-
emax
equal to
max(1ew, 1eh)
Values
-
auto-expand
as a value for
width
and
height
properties
-
offsetWidth
,
offsetHeight
,
offsetLeft
,
offsetTop
-
scrollWidth
,
scrollHeight
,
scrollTop
,
scrollLeft
-
innerHTML.length
,
value.length
-
cursor
X
position, cursor
Y
position
Properties
-
aspect-ratio
to set height based on the element's width and a ratio
Functions
-
clamp(min, mid, max)
to limit scalable values with a minimum and maximum
-
round(number)
gives the nearest integer to a given number
-
floor(number)
gives the largest integer equal or less than a given number