CSS max-width Property

❮ Previous Reference Next ❯


.example {
  max-width: 100px;
  border: 1px solid;

Lorem Ipsum is simply dummy text of the printing and typesetting industry.
Lorem Ipsum is simply dummy text of the printing and typesetting industry.


The max-width property defines the maximum width a region may expand to if it is relatively sized.

Note: max-width overrides width, but min-width overrides max-width.

Default value:none
JavaScript syntax:

Standard Syntax

max-width: none|length|%(percentage)|max-content|min-content|fit-content(length|percentage)|initial|inherit|revert|revert-layer|unset;

Browser Support

The numbers in the table specify the first browser version that fully supports the property.


Property Values

The following table describes the values of this property.

Value Description
none This is default value. No maximum width.
length Specifies the maximum width in px, cm, etc.
%(percentage) Specifies the maximum width in percent of the containing block.
max-content The intrinsic preferred max-width.
min-content The intrinsic minimum max-width.
fit-content(length|percentage) Uses the fit-content formula with the available space replaced by the specified argument, i.e. min(max-content, max(min-content, argument)).
initial Sets this property to its default value.
inherit If specified, the associated element takes the computed value of its parent element animation-delay property.
revert Reverts the cascaded value of the property from its current value to the value the property
revert-layer Rollback styles to the ones specified in previous cascade layers.
unset Resets a property to its inherited value if the property naturally inherits from its parent, and to its initial value if not.

Default CSS Property Values

selectors {
  max-width: none;
❮ Previous Reference Next ❯