@charset "UTF-8";

@import url(https://fonts.googleapis.com/earlyaccess/notosansjapanese.css);
html {
	font-family: sans-serif;
	-ms-text-size-adjust: 100%;
	-webkit-text-size-adjust: 100%;
}

#top {
	overflow: hidden;
}

.index_main_infor,
.index_main_topics {
	margin-top: 0;
}



/* .top-nav
------------------------------------------------------- */
.top-nav {
	height: 50px;
	background-image: linear-gradient(270deg, #16566F 1%, #070C20 100%);
	box-shadow: 0 1px 2px 0 rgba(128,128,128,0.5);
	font-family: "Noto Sans Japanese", sans-serif;
	overflow: hidden;
	border-radius: 0 0 5px 5px;
}

.top-nav ul {
	list-style: none;
	padding-left: 0;
	margin: 0;
	float: right;
	letter-spacing: -.4em;
}

.top-nav li {
	display: inline-block;
	font-size: 87.5%;
	margin-right: 20px;
	line-height: 50px;
	text-shadow: 0 1px 2px rgba(74,74,74,0.5);
	letter-spacing: normal;
}

.top-nav li:before {
	content: url("../images/top-nav-arrow.png");
	padding-right: 4px;
}

.top-nav a {
	color: #FFF;
	text-decoration: none;
	
}

.top-nav a:hover {
	color: #FCEFA2;
	color: #FCEF73;
}


/* #billboard
------------------------------------------------------- */
#billboard {
	font-size: 15px;
	line-height: 1.55;
	font-family: "Noto Sans Japanese", sans-serif;
	font-weight: 400;
	margin-top: 15px;
	margin-bottom: 20px;
	height: 303px;
	display: block;
	overflow: hidden;
}

#billboard ul,
#billboard ol,
#billboard h2 {
	padding: 0;
	margin: 0;
}


/* .slides
------------------------------------------------------- */
#billboard .slides {
	width: 770px;
	float: left;
	overflow: hidden;
	position: relative;
}

#billboard .slides ul {
	padding: 0;
	margin: 0;
}

#billboard .slides li {
	padding: 0;
	margin: 0;
	width: 770px;
	height: 303px;
}

#billboard .slides #cat1-msg {
	background-color: #BCE3BE;
}

#billboard .slides #cat2-msg {
	background-color: #BAE4F7;
}

#billboard .slides #cat3-msg {
	background-color: #D9D1E9;
}

#billboard .slides #cat4-msg {
	background-color: #FCDBE6;
}

#billboard .slides #cat5-msg {
	background-color: #EDEDED;
}

#billboard .slides dl {
	padding: 22px 20px;
	margin: 0;	
	width: 410px;
	height: 271px;
	background-color: rgba(255,255,255,0.9);
	box-shadow: 0 1px 4px 0 rgba(105,105,105,0.50);
	position: absolute;
	top: 16px;
	right: 16px;
	overflow: hidden;
	box-sizing: border-box;
}

#billboard .slides .other dl {
	padding: 34px 20px 22px 20px;
}

#billboard .slides .futaba:before {
	content: url(../images/cat1-hd.png);
}

#billboard .slides .shinryo:before {
	content: url(../images/cat2-hd.png);
}

#billboard .slides .kenkyu:before {
	content: url(../images/cat3-hd.png);
}

#billboard .slides .kyoiku:before {
	content: url(../images/cat4-hd.png);
}

#billboard .slides dt {
	font-size: 19px;
	line-height: 1.4;
	font-weight: 500;
	margin-top: 12px;
	letter-spacing: -0.3px;
	font-feature-settings: "palt";
} 

#billboard .slides dd {
	margin: 6px 0 0;
	text-align: justify;
	text-justify: inter-ideograph;
} 

#billboard .slides a {
	color: #000;
	text-decoration: none;
}

#billboard .slides a:hover {
	text-decoration: underline;
}


/* .slides-nav
------------------------------------------------------- */
#billboard .slides-nav ,
#billboard .slides-nav2{
	width: 190px;
	float: right;
}

#billboard .slides-nav  li ,
#billboard .slides-nav2 li {
	list-style: none;
	padding-left: 10px;	
	margin-bottom: 1px;
	width: 180px;
	height: 75px;
	background-image: url("../images/arrow-bg.png");
	background-repeat: no-repeat;
	background-position: left center
}

#billboard .slides-nav  #cat1.on,
#billboard .slides-nav2 #cat1.on {
	background-color: #4CAF50;
}
#billboard .slides-nav  #cat2.on ,
#billboard .slides-nav2 #cat2.on {
	background-color: #29B6F6;
}
#billboard .slides-nav  #cat3.on ,
#billboard .slides-nav2 #cat3.on {
	background-color: #9575CD;
}
#billboard .slides-nav  #cat4.on  ,
#billboard .slides-nav2 #cat4.on {
	background-color: #F06292;
}

#billboard .slides-nav  li a,
#billboard .slides-nav2 li a {
	font-size: 16px;
	color: #FFF;
	line-height: 75px;
	text-decoration: none;
	text-align: center;
	list-style: none;	
	vertical-align: middle;
	width: 100%;
	height: 75px;
	outline: none;
	display: inline-block;
}

#billboard .slides-nav  #cat1 a ,
#billboard .slides-nav2 #cat1 a {
	background-color: #4CAF50;
}

#billboard .slides-nav  #cat2 a ,
#billboard .slides-nav2 #cat2 a {
	background-color: #29B6F6;
}

#billboard .slides-nav  #cat3 a ,
#billboard .slides-nav2 #cat3 a {
	background-color: #9575CD;
}

#billboard .slides-nav  #cat4 a ,
#billboard .slides-nav2 #cat4 a {
	background-color: #F06292;
}

#billboard .slides-nav  #cat1 a:hover {
	background-color: #3EA342;
}

#billboard .slides-nav  #cat2 a:hover {
	background-color: #1CA0DC;
}

#billboard .slides-nav  #cat3 a:hover {
	background-color: #8767C0;
}

#billboard .slides-nav #cat4 a:hover {
	background-color: #E35585;
}