:only-child

Since UXP v3.0

Matches only an element with no siblings.

See: https://developer.mozilla.org/en-US/docs/Web/CSS/:only-child

Example:

Copy
.item:only-child {     
    background-color: red;
}
Copied to your clipboard
.item:only-child {     
    background-color: red;
}

Last updated 3/8/2023

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