wp-calypso/client/reader/stream/login-prompt/style.scss

.reader-stream-login-prompt {
	text-align: center;
	max-width: 380px;
	margin: 0 auto;

	h2 {
		color: var(--color-neutral-70);
		font-size: 1.25rem;
		font-weight: 600;
		margin-bottom: 9px;
	}

	p {
		font-size: 1rem;
		margin-bottom: 16px;
	}

	.components-button {
		display: block;
		margin: 0 auto;
	}

	.reader-stream-login-prompt__signup-button {
		margin-bottom: 16px;
	}
}