@charset "UTF-8";
/* CSS Document */

/*
-----------------------------------------------
▼ハンバーガーメニュー
----------------------------------------------- */
nav {
    position: fixed;
    top: 24px;
    width: 100%;
    z-index: 10;
}
.header-menu_box {
    /*最初はナビゲーションボタンは非表示*/
    display: none;
    list-style:none;
	width: 40%;
	background-color: #ffffff;
	height: 100%;
	position: fixed;
	top: 0;
	right: 0;
	padding: 8% 3%;
	
}
.header-menu li a{
    padding: 8px;
    font-size: 22px;
    color: #333333;
    display: flex;
    text-align: center;
    text-decoration: none;
	justify-content: space-between;
	align-items: center;
}
.header-menu li{
	border-bottom: dashed 1px #666666;
}
.header{
	position: fixed;
	width: 100%;
	top: 0;
	z-index: 3;
	box-shadow: 0px 10px 30px -10px #b5b5b5;
}
.hamburger {
    position: fixed;
    top: 32px;
    right:32px;
    cursor: pointer;
    width: 32px;
    height: 24px;
    z-index: 10;
}
.hamburger span {
    /*3本の線を作る*/
    transition: all .3s;
    position: absolute;
    height: 3px;
    background-color: #333;
    width:100%;
    z-index: 10;
}
.hamburger span:nth-of-type(1) {
    /*上の線の位置*/
    top: 4px;
}
.hamburger span:nth-of-type(2) {
    /*真ん中の線の位置*/
    top: 13px;
}
.hamburger span:nth-of-type(3) {
    /*下の線の位置*/
    top: 22px;
}
.hamburger span:nth-of-type(3)::after {
	content: "Menu";
	position: absolute;
	top: 4px;
	left: 0;
	color: #333333;
	font-size: 0.9em;
	font-weight: 600;
	text-transform: uppercase;
}
.hamburger.open span:nth-of-type(1) {
    /*openのとき、上の線を右斜めにする*/
    top: 10px;
    transform: translateY(6px) rotate(-40deg);
}
.hamburger.open span:nth-of-type(2) {
    /*真ん中の線を消す*/
    opacity: 0;
}
.hamburger.open span:nth-of-type(3) {
    /*下の線を左斜めにする*/
    top: 22px;
    transform: translateY(-6px) rotate(40deg);
}
.hamburger.open span:nth-of-type(3)::after{
	content: "Close";
	transform: translateY(0) rotate(-40deg);
	top: 12px;
	left: 12px;
	
}
/*
-----------------------------------------------
▼ヘッダー
----------------------------------------------- */
.header{
	padding-right: 8%;
	padding-left: 2%;
	height: 100px;
	background-color: #ffffff;
}
.hokusan_logo01{
	width: 24.5vw;
}
.hokusan_logo01 img {
	width: 100%;
}
.seitohaken_logo02{
	width: 16vw;
}
.seitohaken_logo02 img{
	width: 100%;
}
.header_logo h1 a{
	column-gap: 5%;
}
.header_logo span{
	font-size: 1.5rem;
	font-weight: 500;
	margin-bottom: 10px;
	display: inline-block;
}
/*
-----------------------------------------------
▼メニュー
----------------------------------------------- */
.header-menu li a:hover{
	opacity: 0.7;
}
.header-menu li a .arrow02{
	position: relative;
	right: 0;
	transition: 0.3s;
}
.header-menu li a:hover .arrow02{
	right: -10px;
	transition: 0.3s;
}
@media screen and (max-width: 900px){
	.header-menu_box{
		width: 100%;
	}
	.header-menu{
		max-width: 400px;
		margin-left: auto;
		margin-right: auto;
	}
	.menu_btn{
		text-align: center;
	}
}
@media screen and (max-width:550px){
	.header-menu_box{
		padding-top: 25%;
	}
}
@media screen and (max-width: 500px){

.header-menu li a{
    font-size: 4.3vw;
    }

	.header_logo span{
		font-size: 1.3rem;
		margin-bottom: 5px;
	}
	.header{
		padding-left: 4%;
		padding-right: 4%;
		height: 80px;
	}
	.hokusan_logo01{
		width: 45vw;
	}
	.seitohaken_logo02{
		width: 30vw;
	}
	.hamburger{
		top: 22px;
		right: 22px;
	}
}
/*
-----------------------------------------------
▼page top
----------------------------------------------- */
body{
	position: relative;
}
#page_top{
	width: 50px;
	height: 50px;
	position: fixed;
	right: 20px;
	bottom: 0;
	background-color: #ffffff;
	border: solid 3px #f8b100;
}
#page_top a{
	position: relative;
	display: block;
	width: 50px;
	height: 50px;
	text-decoration: none;
}
#page_top a::before{
  content: '\025b2';
  font-size: 15px;
  color: #f8b100;
  position: absolute;
  width: 15px;
  height: 15px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  margin-top: -5px;
  margin-left: -2px;
}
@media screen and (max-width: 500px){
	#page_top{
		width: 50px;
		height: 50px;
	}
	#page_top a{
		width: 50px;
		height: 50px;
	}
	#page_top a::before{
		width: 15px;
		height: 15px;
		font-size: 15px;
	}
}