CSS border-collapse Property

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table, td, th {
  border: 1px solid black;

#example1 {
  border-collapse: separate;

#example2 {
  border-collapse: collapse;

Firstname Lastname
John Doe
John Roe


The border-collapse CSS property sets whether cells inside a <table> have shared or separate borders.

Separated border: Each table cell has an individual border.

Collapsing border: Adjacent table cells share borders.

Default value:separate
JavaScript syntax:

Standard Syntax

border-collapse: separate|collapse|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
separate Adjacent cells have distinct borders (the separated-border table rendering model).
collapse Adjacent cells have shared borders (the collapsed-border table rendering model).
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 {
  border-collapse: separate;
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