/*習題2格式*/

	span {
		text-align: left;
		line-height: 30px;
		background-color: #ebe8e0;
		color: #000000;
		padding-left: 30px;
		cursor: pointer;
	}

	p {
		display: none;
		overflow: hidden;
		/*overflow: auto;*/
		height: 120px;
		padding-left: 20px;
		padding-right: 20px;
		margin: auto;
		border: 1px solid;
		display: "inline-block",
	}

	section {
		margin: 50px;margin-top: 10px;
	}

	body {
		font-size: 14px;
	}