@ebay/skin/dist/details/details.css

Skin - CSS modules that represent the brand eBay

summary.details__summary {
    align-items: center;
    border-radius: var(--expand-btn-border-radius, var(--border-radius-50));
    box-sizing: border-box;
    color: var(
        --details-summary-foreground-color,
        var(--color-foreground-primary)
    );
    display: inline-flex;
    font-size: var(--font-size-default);
    font-weight: var(--font-weight-bold);
    list-style-position: inside;
    list-style-type: none;
    padding: 12px 8px;
}
summary.details__summary:before {
    content: none;
}
summary.details__summary::-webkit-details-marker {
    display: none;
}
summary.details__summary:focus,
summary.details__summary:hover {
    background-color: var(--color-state-secondary-hover);
    outline: 1;
}
summary.details__summary:active {
    background-color: var(--color-state-secondary-active);
    outline: 1;
}

summary.details__summary--center {
    justify-content: center;
    width: 100%;
}

summary.details__summary--small {
    font-size: var(--font-size-small);
    padding: 4px 8px;
}

span.details__icon {
    margin-inline-start: 8px;
}
span.details__icon[hidden] {
    display: inline-flex;
}

details.details[open] span.details__icon {
    transform: rotate(180deg);
}
details.details[open] summary.details__summary:before {
    content: none;
}
details.details summary:focus:not(:focus-visible) {
    outline: none;
}