@charset "UTF-8";

/*----------------------------------------

	- history_nav
	- history_box
	- history_btn

-----------------------------------------*/

/*----------------------------------------
	history_nav
-----------------------------------------*/

#history_nav {
	margin: 70px 0 48px;
	display: flex;
	justify-content: center;
}

#history_nav li {
	/*display: inline-block;*/
	min-height: 40px;
	vertical-align: top;
	margin-right: 60px;
}

#history_nav li:first-child {
	/*margin-left: 130px;
	margin-left: 0;*/
}

#history_nav li:nth-child(n+2) {
	/*margin-right: 80px;*/
	margin-right: 60px;
}
#history_nav li:last-child {
	margin-right: 0;
}

#history_nav li.active {
	padding-bottom: 2px;
	background: url(../img/history_arrow01.png) no-repeat center bottom;
}

/*----------------------------------------
	history_box
-----------------------------------------*/

.history_box {
	position: relative;
	padding-bottom: 50px;
}

.history_box:last-of-type {
	padding-bottom: 106px;
}

.history_box:before {
	content: "";
	position: absolute;
	top: 0;
	left: calc(50% - 3px);
	width: 6px;
	height: 100%;
	background: #05478b;
	z-index: -1;
}

.history_box > h1 {
	min-height: 25px;
	padding: 13px 10px 12px;
	background: url(../img/history_bg01.gif) repeat 1px 2px;
	text-align: center;
}

.history_box > .history_box_01 {
	position: relative;
	width: 407px;
	margin: 85px 0 0 calc(50% + 3px);
	border-top: 1px solid #cccccc;
}

.history_box > .history_box_01 > h1 {
	position: absolute;
	top: -36px;
	left: -38px;
}

.history_box > .history_box_01 > p {
	padding: 7px 0 0 30px;
	text-align: right;
}

.history_box > .history_box_01 > p:nth-of-type(n+2) {
	padding-top: 23px;
}

.history_box > .history_box_01 > figure {
	padding-top: 16px;
	text-align: right;
}

.history_box > .history_box_02 {
	position: relative;
	width: 407px;
	margin: 85px 0 0 70px;
	border-top: 1px solid #cccccc;
}

.history_box > .history_box_02 > h1 {
	position: absolute;
	top: -36px;
	right: -38px;
}

.history_box > .history_box_02 > p {
	padding: 7px 30px 0 0;
	text-align: left;
}

.history_box > .history_box_02 > p:nth-of-type(n+2) {
	padding-top: 23px;
}

.history_box > .history_box_02 > figure {
	padding-top: 16px;
	text-align: left;
}

/* 2002 */
.history_box#year2002 > section:nth-of-type(2) {
	margin-top: -175px;
}

/* 2003 */
.history_box#year2003 > section:nth-of-type(2) {
	margin-top: -175px;
}

.history_box#year2003 > section:nth-of-type(3) {
	margin-top: 91px;
}

.history_box#year2003 > section:nth-of-type(4) {
	margin-top: 90px;
}

.history_box#year2003 > section:nth-of-type(4) > figure {
	margin-left: -70px;
}

/* 2004 */
.history_box#year2004 {
	padding-bottom: 56px;
}

.history_box#year2004 > section:nth-of-type(2) {
	margin-top: 5px;
}

.history_box#year2004 > section:nth-of-type(3) {
	margin-top: 91px;
}

/* 2005 */
.history_box#year2005 > section:nth-of-type(2) {
	margin-top: 91px;
}

.history_box#year2005 > section:nth-of-type(3) {
	margin-top: -282px;
}

.history_box#year2005 > section:nth-of-type(4) {
	margin-top: 90px;
}

/*----------------------------------------
	history_btn
-----------------------------------------*/

#history_btn > a {
	display: block;
	width: 580px;
	height: 30px;
	margin: 0 auto;
	padding: 23px 10px 17px;
	text-align: center;
	background: url(../img/history_btn01.gif) no-repeat left top;
}