CSS column-span Property

.example {
  column-count: 3;
}

h2 {
  column-span: all;
}

Heading

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The column-span property makes it possible for an element to span across all columns when its value is set to all.

Default value:	none
Inherited:	No
Animatable:	No
Version:	CSS3
JavaScript syntax:	`object.style.columnSpan="none\|all\|initial\|inherit\|revert\|revert-layer\|unset";`

column-span: none|all|initial|inherit|revert|revert-layer|unset;

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

The following table describes the values of this property.

Value	Description
none	This is default value. The element does not span multiple columns.
all	The element spans across all the columns on a page.
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.

selectors {
  column-span: none;
}