svelte/documentation/tutorial/14-composition/04-optional-slots/app-a/Project.svelte

<script>
	export let title;
	export let tasksCompleted = 0;
	export let totalTasks = 0;
</script>

<article class:has-discussion={true}>
	<div>
		<h2>{title}</h2>
		<p>{tasksCompleted}/{totalTasks} tasks completed</p>
	</div>
	<div class="discussion">
		<h3>Comments</h3>
		<slot name="comments" />
	</div>
</article>

<style>
	article {
		border: 1px #ccc solid;
		border-radius: 4px;
		position: relative;
	}

	article > div {
		padding: 1.25rem;
	}

	article.has-discussion::after {
		content: '';
		background-color: #ff3e00;
		border-radius: 10px;
		box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
		height: 20px;
		position: absolute;
		right: -10px;
		top: -10px;
		width: 20px;
	}

	h2,
	h3 {
		margin: 0 0 0.5rem;
	}

	h3 {
		font-size: 0.875rem;
		font-weight: 500;
		letter-spacing: 0.08em;
		text-transform: uppercase;
	}

	p {
		color: #777;
		margin: 0;
	}

	.discussion {
		background-color: #eee;
		border-top: 1px #ccc solid;
	}
</style>