@charset "UTF-8";

body {
	background-color: #cccccc;
	color: #333333;
    font-family: "UD デジタル 教科書体 N-R", cursive;
	font-size: 1;
	line-height: 1.5;
	letter-spacing: 0.05em;
}
/*はいけー*/
.container{
	position: relative;
}
.inner{
   position: absolute;
   top: 0;
   left: 0;
   width: 100%;
   height: 100%;
   clip-path: inset(0);
}
.bg{
	@media screen and (max-width: 480px){
		position: fixed;
   top: 0;
   left: 0;
   width: 100vw;
   height: 100vh;
   background-image: url("../images/index/cover.png");
   background-size: cover;
   background-position: center;
   z-index: -1;
	}
}
h1, h2, h3, h4, h5, p {
	margin: 0;
	padding: 0;
}

header {
	width: 100%;
	height: 100px;
	background-color: rgba(99, 205, 231, 0.2);
    position: absolute;
    z-index: 1;
	@media screen and (max-width: 480px){
		height: 75px;
		background-color: rgba(0, 0, 0, 0);
	}
}
header .inner {
	width: 1440px;
	margin: 0 auto;
	padding: 14px 0;
	@media screen and (max-width: 480px){
		width: 100%;
	}
}
header .inner p {
	font-size: 0.75em;
	color: #0d8f7b;
}
header .inner .headerlogo img{/*imgの指定がなかったっぽい*/
	width: 400px;
	@media screen and (max-width: 480px){
		width: 300px;
		margin-top: -10px;
	}
	float: left;
}
header .inner nav {
	margin-left: 750px;
	@media screen and (max-width: 480px){
		display: none;
	}
}
header .inner nav ul li {
	list-style-type: none;
	float: left;
	font-size: 1.2em;
	margin-top: 20px;
	margin-right: 42px;
	text-align: center;
	min-width: 56px;
}
header .inner nav ul li:last-child {
	margin-right: 0;
}
header .inner nav ul li a {
	color: #333333;
	text-decoration: none;
}
header .inner nav ul li a:hover {
	color: #0d8f7b;
	transition: all 0.5s 0s ease;
}
header .inner nav ul li.current {
	border-bottom: 3px solid #0d8f7b;
}

main{
	clear: both;
	width: 100%;
	overflow: hidden;
	margin-top: 50px;
	margin-right: 30px;
	@media screen and (max-width: 480px) {
		margin-right: 50px;
	}
}

main .bun{
	float: left;
	width: 1000px;
	@media screen and (max-width: 480px) {
		width: 380px;
	}
	
}

main .title{
	clear: both;
	width: 100%;
	overflow: hidden;
	margin-left: 50px;
	border-bottom: 2px solid #5bbcad;
	padding-bottom: 4px;
	@media screen and (max-width: 480px) {
		margin-left: 20px;
	}
}

.seek{
	color: #333333;
	text-decoration: none;
}

.seek:hover {
	color: #0d8f7b;
	transition: all 0.5s 0s ease;
}


article{
	margin-left: 100px;
	@media screen and (max-width: 480px) {
		margin-left: 20px;
	}
}

.date{
	margin-top: 50px;
}
article h3{
	margin-top: 10px;
	font-size: 2.1em;
}

.maintopics{
	margin-top: 30px;
	line-height: 2.5;
}

.maintopics .two{
	width: 45%;
	float: left;
	margin-right: 40px;
}

.maintopics .two:last-child{
	margin-right: 0;
}

.maintopics .three{
	height: 380px;
	float: left;
	margin-right: 30px;
}


.maintopics .three:last-child{
	margin-right: 0;
}

main .acho{
	float: left;
	width: 400px;
	margin-left: 50px;
	margin-right: 30px;
}

main .acho li{
	list-style-type: none;
}

main .month dd dl {
	color: #333333;
	text-decoration: none;
}

main .month dd dl a:hover {
	color: #0d8f7b;
	transition: all 0.5s 0s ease;
}
main .month dd dl.current {
	border-bottom: 3px solid #0d8f7b;
}

h4{
	font-size: 1.2em;
}

.box{
	width: 100%;
	height: 250px;
	margin-bottom: 10px;
	background-color: rgba(127, 255, 212, 0.2);
	box-shadow: 0 5px 10px 0 rgba(0, 0, 0, .5);
	position: relative;
}

.box .photo{
	margin-top: 10px;
	margin-left: 10px;
	position: absolute;
}

.box .text{
	width: 600px;
	height: 230px;
	margin-top: 10px;
	margin-left: 290px;
	position: absolute;
}

#page-top a:hover{
	background: #777;
  }
  
footer{
	position:sticky;
	margin-top: 30px;
	background-color: rgba(127, 255, 212, 0.5);
}

footer .copyright{
	height: 72px;
	color: #888888;
	line-height: 72px;
	text-align: center;
}