@charset "UTF-8";
/* 共通css上書き
-----------------------------------------------------------------*/
header {
	min-width: initial;
}

#container.container_simple {
	background-color: #ca0202;
	color: #fff;
	text-align: center;
}

.container_simple #contents {
	padding: 0;
	font-size: 1.8rem;
}

#contents img {
	max-width: 100%;
	height: auto;
}
.footer_simple {
	margin-top: 80px;
}
.footer_simple .copyright {
	color: #fff;
}

@media only screen and (max-width: 750px) {
	#container.container_simple {
		background-size: 50px auto;
	}

	.container_simple #contents {
		padding: 0;
		font-size: 1.4rem;
	}
}
/* module
-----------------------------------------------------------------*/
.ttl_sanka {
	margin-bottom: 30px;
}

.ttl_arari {
	margin-bottom: 30px;
    margin-top: 80px;
}

.ttl_atari{
	margin-top: 0;
}
@media only screen and (max-width: 750px) {
	h2 {
		margin-bottom: 15px;
	}
	#contents h2.ttl img {
		width: auto;
		height: 40px;
	}
}

.link_ef,
.link_ef2 {
	-webkit-transition: all 0.3s;
	transition: all 0.3s;
}

.link_ef:hover {
	filter: hue-rotate(-90deg);
	-webkit-filter: hue-rotate(-90deg);
}

.link_ef2:hover {
	filter: brightness(120%);
	-webkit-filter: brightness(120%);
}

.link_app {
	width: 80%;
	max-width: 520px;
	margin: 20px auto;
}

.pr_link {
	padding: 0px 3%;
}
@media only screen and (max-width: 750px) {
	.pr_link {
		padding: 40px 3%;
	}
}
.visually-hidden {
	position: absolute !important;
	width: 1px !important;
	height: 1px !important;
	padding: 0 !important;
	margin: -1px !important;
	overflow: hidden !important;
	clip: rect(0, 0, 0, 0) !important;
	white-space: nowrap !important;
	border: 0 !important;
}

/* container
-----------------------------------------------------------------*/
.content {
	padding: 80px 0;
}

.content_inner {
	width: 100%;
	padding: 0 3%;
}

.bg_checker {
	background-color: #ffeabf;
	background-image: linear-gradient(45deg, #fae0ac 25%, transparent 25%), linear-gradient(-45deg, #fae0ac 25%, transparent 25%), linear-gradient(45deg, transparent 75%, #fae0ac 75%), linear-gradient(-45deg, transparent 75%, #fae0ac 75%);
	background-size: 60px 60px;
	background-position: 0 0, 0 30px, 30px -30px, -30px 0px;
	color: #5e0000;
}

@media only screen and (min-width: 751px) {
	.content_inner {
		max-width: 1260px;
		margin: 0 auto;
		padding: 0 30px;
	}
}
@media only screen and (max-width: 750px) {
	.content {
		padding: 40px 0;
	}

	.bg_checker {
		background-size: 40px 40px;
		background-position: 0 0, 0 20px, 20px -20px, -20px 0px;
	}
}
/* hero_area
-----------------------------------------------------------------*/
.hero_area nav ul {
	display: flex;
	justify-content: center;
}
.hero_area nav ul li {
	width: 30%;
	max-width: 340px;
	margin: 0 3%;
}
@media only screen and (min-width: 751px) {
	.contents_main {
		background: url("../img/base.png") 
		repeat 0 0;
		background-size: contain;
		padding: 40px;
	}
}
@media only screen and (max-width: 750px) {
	.hero_area {
		background: none;
	}
	.hero_area nav ul {
		margin: 20px 0;
	}
	.hero_area nav ul li {
		width: 40%;
	}
}

/* reward
-----------------------------------------------------------------*/
.reward h2 {
	margin: -40px 0 40px;
}

.cm{
	margin: 40px auto;
}

@media only screen and (min-width: 751px) {	
	.reward_img{
		width: 80%;
	}
}
@media only screen and (max-width: 750px) {
	.reward h2 {
		margin: -10px 0 10px;
	}
}

/* howto
-----------------------------------------------------------------*/
.box-howto {
	padding: 4vw;
	background-color: #ffeabf;
	border-radius: 15px;
	color: #000;
}

.box-howto ol{
	position: relative;
	padding: 2vw;
	background-color: #fff;
	border-radius: 13px;
	counter-reset: listnum;
	text-align: left;
	color: #000;
}

.box-howto img{
	position: relative;
	padding: 8vw;
	background-color: #fff;
	border-radius: 13px;
	counter-reset: listnum;
	text-align: left;
	color: #000;
}
.box-howto ol li {
	padding: 0 0 5px 30px;
	font-weight: bold;
	line-height: 1.6;
	position: relative;
}
.box-howto ol li:before {
	content: counter(listnum);
	counter-increment: listnum;
	background-color: #c20000;
	border: 1px solid;
	border-radius: 50%;
	box-sizing: border-box;
	display: flex;
	justify-content: center;
	align-items: center;
	height: 22px;
	width: 22px;
	color: #ffffff;
	font-size: 0.85em;
	line-height: 1;
	position: absolute;
	top: 0;
	left: 0;
}
.box-howto ol li b {
	color: #c20000;
}
.box-howto a {
	color: #c20000;
	font-weight: bold;
}
.box-howto a.link_btn {
	display: flex;
	justify-content: center;
	align-items: center;
	width: 90%;
	max-width: 460px;
	height: 3.5em;
	margin-inline: auto;
	background-color: #c20000;
	filter: drop-shadow(2px 2px 4px rgba(0, 0, 0, 0.5));
	color: #fff;
	text-align: center;
	text-decoration: none;
	font-size: 2.4rem;
	line-height: 1.2;
	font-weight: bold;
	-webkit-transition: all 0.3s;
	transition: all 0.3s;
}

.box-howto a.link_btn:hover {
	background-color: #ff0f0f;
	filter: drop-shadow(1px 1px 2px rgba(0, 0, 0, 0.5));
}

@media only screen and (min-width: 751px) {
}
@media only screen and (max-width: 750px) {
	.box-howto ol {
		padding: 4vw 2vw 4vw;
	}

	.box-howto img {
		padding: 4vw 2vw 4vw;
	}

	.box-howto ol::after {
		bottom: 10px;
		right: 0;
		left: 15px;
		width: 100%;
		height: 105px;
	}
	.box-howto a.link_btn {
		font-size: 1.8rem;
	}
}
/* program
-----------------------------------------------------------------*/
.program_list {
	margin: 30px 0 0 -25px;
	display: flex;
	flex-wrap: wrap;
}
.program_list li {
	width: calc(25% - 25px);
	margin: 0 0 20px 25px;
}
.program_list a {
	text-decoration: none;
}
.program_pic img {
	height: auto;
}
.program_txt {
	padding-top: 5px;
	font-size: 0.8em;
	line-height: 1.4;
	text-align: left;
	color: #5e0000;
}
@media only screen and (max-width: 750px) {
	.program_list {
		margin: 15px 0 0 -15px;
	}
	.program_list li {
		width: calc(33% - 15px);
		margin: 0 0 15px 15px;
	}
}
@media only screen and (max-width: 410px) {
	.program_list {
		margin: 30px 0 0 -10px;
	}
	.program_list li {
		width: calc(50% - 10px);
		margin: 0 0 15px 10px;
	}
}

/* annotation
-----------------------------------------------------------------*/
.annotation {
	text-align: left;
	font-size: 1.3rem;
}
@media only screen and (max-width: 750px) {
	.annotation {
		font-size: 1.1rem;
	}
}