#mainContentsContainer{
	width: 80%;
	margin: 0 auto;
}

#mainContentsContainer > ul{
	width: 100%;
	list-style: none;
	margin-top: 10px;
}

#mainContentsContainer > ul > li{
	width: 100%;
	padding: 2.5vw 0;
	border-bottom: 1px #ddd solid;
	text-align: center;
	position: relative;
	font-size: calc(14pt + 1vw);
	cursor: pointer;
}

#mainContentsContainer > ul > li.selected:before{
	content: "✓";
	color: red;
	position: absolute;
	top: 1vw%;
	left: 10vw;
	font-size: calc(20pt + 1vw);
	font-weight: bold;
}