*{
	padding: 0;
	margin: 0;
	line-height: 1;
}
header{
	margin-bottom: 30px;
	margin-top: 10px;
}
h1{
	color: #333;
	font-family: "ヒラギノ明朝 Pro W3", "Hiragino Mincho Pro", "ＭＳ 明朝", "MS Mincho", serif;
	text-align: center;
}
main, #explain, section#setting{
	width: 900px;
	margin: 10px auto;
}
#explain > dl{
	margin-left: 20px;
}
#explain > dl > dd > ul, #explain > dl > dd > ol{
	margin-left: 40px;
	margin-bottom: 10px;
}
#explain{
	border: solid 1px #AAA;
}

.right{
	text-align: right;
}

#copy{
	text-align: center;
}
.flexbox {
  display: -webkit-box;		/* Chrome 4-20, Firefox 2-21, Safari 3.1-6.0 */
  display: -webkit-flex;	/* Chrome 21-27 */
  display: -moz-box;		/* Firefox 2-21 */
  display: -ms-flexbox;		/* IE9 */
  display: flex;
}
svg{
	margin: 0;
	padding: 0;
	line-height: 1;
	vertical-align: top;
}