ScrollHintを画像に適用する

<div class="js-scrollable">
	<figure><img src="URL" alt=""></figure>
</div>

.js-scrollable {
	figure {
		max-width: 1000px;
		margin: 0 auto;
		@include sm {
			max-width: inherit;
			width: 700px;
		}
	}
}

ScrollHint