.jacket-wrapper {
	position: relative;
	display: inline-block;
}

.jacket-link {
	display: inline-block;
	position: relative;
}

.jacket-image {
	display: block;
	width: 100%;
	height: auto;
}

.play-button {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	width: 72px;
	height: 72px;
	border: 5px solid rgba(255, 255, 255, 0.8);
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	background: transparent;
	transition: 0.3s ease;
}

.play-button::before {
	content: '';
	border-left: 30px solid #fff;
	border-top: 18px solid transparent;
	border-bottom: 18px solid transparent;
	transition: border-left-color 0.3s ease;
}

/* hover時の色揃え（赤） */
.play-button:hover {
	border-color: #f44336;
}

.play-button:hover::before {
	border-left-color: #f44336;
}