wp-calypso/packages/help-center/src/components/help-center-gpt.scss

.help-center .help-center-gpt__container {
	.help-center-gpt-response__content,
	.help-center-gpt-response__continue_quote {
		border-left: 1px solid var(--color-neutral-5);
		margin-left: 5px;
		padding-left: 10px;
	}

	.help-center-gpt-response__actions {
		display: flex;
		justify-content: start;
		gap: 8px;

		> button.components-button {
			width: auto;
			padding: 2px;
		}
	}
}