/* 囲みボックス */
.is-style-kakomi {
	border: 2px solid #ccc;
	padding: 1em;
	background-color: #fdfdfd;
	border-radius: 6px;
}

/* ストライプ背景 */
.is-style-stripe-bg {
	background: repeating-linear-gradient(
		45deg,
		#f9f9f9,
		#f9f9f9 10px,
		#eeeeee 10px,
		#eeeeee 20px
	);
	padding: 1em;
	border: 1px solid #ddd;
}

/* 吹き出し（左） */
.is-style-speech-left {
	position: relative;
	background: #f0f8ff;
	border: 1px solid #9ecfff;
	border-radius: 8px;
	padding: 1em;
	margin: 1em 0;
}

.is-style-speech-left::before {
	content: "";
	position: absolute;
	top: 1em;
	left: -10px;
	width: 0;
	height: 0;
	border: 10px solid transparent;
	border-right-color: #f0f8ff;
}