#mainContents ul,#mainContents dl{
	margin-bottom:1em;
	margin-left:2em;
	}

#mainContents li{
	list-style-type:disc;
	margin-bottom:0.5em;
	}

#mainContents h3{
	margin-bottom:1em;
	}

#tubeChange{
	border:1px solid #c00;
	padding:0 1em;
	margin-bottom:1em;
	}

#tubeChange h4{
	margin-top:1em;
	}

#tubeChange img{
padding:6px;
float:right;
}

.notice{
padding:6px;
background-color:#ffc;
margin-bottom:1em;
}