interest-delay-start

Experimental: Part of the Interest API. Sets the delay before an 'interest' state (like a tooltip or popover) appears after the user starts showing interest (e.g., hovering).

It is documented as part of the CSS Basic User Interface specification. This is an experimental technology. The syntax and behavior are still subject to change.

/* Usage Example */
.hover-card-trigger {
  /* Waits 1 second of hovering before showing the card */
  interest-delay-start: 1s;
}

/* Syntax */
interest-delay-start: normal;

/* Global values */
interest-delay-start: inherit;
interest-delay-start: initial;
interest-delay-start: revert;
interest-delay-start: revert-layer;
interest-delay-start: unset;
Limited availability Since 2020 62% global usage

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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