@charset "utf-8";

*,
::before,
::after {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

:root{
  --main-color: #204C3B;
  --letter-color: #e2ffe1;
  --main-color2: #8E1728;
  --letter-color2: #ffd8d8;
}

ul,
ol {
  list-style: none;
}
 
a {
  color: inherit;
  text-decoration: none;
}

body {
  /* font-family: 'Noto Sans JP', sans-serif; */
  font-family: "Helvetica Neue", "Helvetica", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Arial", "Yu Gothic", "Meiryo", sans-serif;
  font-size: 16px;
  color: #000000;
  line-height: 1;
  font-weight: 500;
  background-color: var(--letter-color);
  background-color: #ffffff;
}

html{ overflow-y:scroll; }

img {
 max-width: 100%;
}

li{
  padding: 0px 0px 15px 0px;
}

li:first-child{
  padding: 15px 0px 15px 0px;
}

.header-inner{
  max-width: 1200px;
  height: 110px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 40px;
  padding-right: 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.toggle-menu-button{
  display: none;
}

.header-logo{
  display: block;
  color: var(--main-color);
  font-size: 30px;
  line-height: 1.25;
  /* width: 250px; */
  font-family: 'Lobster', cursive;
  /* background-color: aqua; */
}

.site-menu ul{
  display: flex;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
   /* font-family: 'Noto Serif JP', serif; */
}

.site-menu li{
  padding: 0;
}

.header-site-menu .site-menu ul li{
  color: var(--main-color);
} 

.header-site-menu .site-menu ul li:hover{
  color: var(--letter-color);
  background-color: var(--main-color);
}



.main h2{
  line-height: 1.5;
	font-weight:bold;
	display:block;
	margin-top:2.0rem;
	margin-bottom:0.75rem;
	padding-left:15px;
	border-bottom:1px solid var(--main-color);
	border-left:7px solid var(--main-color);
}

h2.h2-narrow {
	margin-top:0.5rem;
}

.main h3{
  line-height: 1.5;
  font-weight:bold;
	display:block;
	margin-top:1.0rem;
	margin-bottom:0.75rem;
	padding-left:10px;
	border-bottom:1px solid var(--main-color2);
	border-left:7px solid var(--main-color2);
}


.footer{
  color: var(--letter-color);
  background-color: var(--main-color);
  padding-top: 20px;
  padding-bottom: 15px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.footer .site-menu ul li:hover{
  color: var(--main-color);
  background-color: var(--letter-color);
}

.copyright{
  font-size: 14px;
  font-weight: bold;
  margin-top: 20px;
}

.main{
  border-top:1px solid var(--main-color);
  padding-bottom: 30px;
}

.link-def-1{ /*下線あり、左右余白10px*/
  /* background-color: rgb(0, 255, 170); */
  display: inline-block;
  padding-left: 10px;
  padding-right: 10px;
  text-decoration:underline;
  text-decoration-color: var(--main-color);
}

.link-def-1:hover{
  color: var(--letter-color);
  background-color: var(--main-color);
}

.link-def-1w{ /*下線あり、左右余白10px*/
  /* background-color: rgb(0, 255, 170); */
  display: inline-block;
  padding-left: 10px;
  padding-right: 10px;
  text-decoration:underline;
  text-decoration-color: var(--main-color2);
}

.link-def-1w:hover{
  color: var(--letter-color2);
  background-color: var(--main-color2);
}

.link-def-2{ /*下線あり、左右余白3px*/
  /* background-color: rgb(0, 255, 170); */
  display: inline-block;
  padding-left: 3px;
  padding-right: 3px;
  text-decoration:underline;
  text-decoration-color: var(--main-color);
}

.link-def-2:hover{
  color: var(--letter-color);
  background-color: var(--main-color);
}

.link-def-2w{ /*下線あり、左右余白3px*/
  /* background-color: rgb(0, 255, 170); */
  display: inline-block;
  padding-left: 3px;
  padding-right: 3px;
  text-decoration:underline;
  text-decoration-color: var(--main-color2);
}

.link-def-2w:hover{
  color: var(--letter-color2);
  background-color: var(--main-color2);
}

.link-def-3{ /*下線あり、左右余白ナシ*/
  /* background-color: rgb(0, 255, 170); */
  display: inline-block;
  padding-left: 0px;
  padding-right: 0px;
  text-decoration:underline;
  text-decoration-color: var(--main-color);
}

.link-def-3:hover{
  color: var(--letter-color);
  background-color: var(--main-color);
}

.link-def-3w{ /*下線あり、左右余白ナシ*/
  /* background-color: rgb(0, 255, 170); */
  display: inline-block;
  padding-left: 0px;
  padding-right: 0px;
  text-decoration:underline;
  text-decoration-color: var(--main-color2);
}

.link-def-3w:hover{
  color: var(--letter-color2);
  background-color: var(--main-color2);
}

.SIT-bg{ /*下線ナシ、左右余白3px*/
  display: inline-block;
  padding-left: 3px;
  padding-right: 3px;
  color: var(--letter-color);
  background-color: var(--main-color);
}

.WASEDA-bg{ /*下線ナシ、左右余白3px*/
  display: inline-block;
  padding-left: 3px;
  padding-right: 3px;
  color: var(--letter-color2);
  background-color: var(--main-color2);
}

.marker-y{
  background: linear-gradient(transparent 60%, rgba(255, 255, 0, 0.3) 30%);
}

.marker-r{
  background: linear-gradient(transparent 60%, rgba(255, 0, 0, 0.3) 30%);
}

.marker-g{
  background: linear-gradient(transparent 60%, rgba(0, 255, 55, 0.3) 30%);
}

.marker-c{
  background: linear-gradient(transparent 60%, rgba(0, 255, 255, 0.2) 30%);
}

div.font-l{
  font-size: 20px;
}

div.font-s{
  font-size: 12px;
}

div.font-ss{
  font-size: 8px;
}

@media (min-width: 768px){
  .site-menu ul li{
    transition: 0.1s ;
    margin: 15px 10px 15px 10px;
  } 

 .site-menu a{
    transition: 0.1s ;
    display: inline-block;
    padding: 10px 20px 10px 20px;
  }

  .has-menu ul{
    display: flex;
  }
  
  .has-menu ul li{
    transition: 0.1s ;
    margin: 0px;
    padding: 1px;
    margin-left: 10px;
  }
  
  .has-menu ul li:first-child{
    margin-top: 0px;
  }
  
  .has-menu {
    position: relative;
  }
  .has-menu > a::after {
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    content: "\f078"; /*アイコンフォント、下矢印*/
    margin-left: .5rem;
  }
  
  .has-menu .sub-menu{
    display: none;
  }
  
  .has-menu:hover .sub-menu {
    display: block;
  }
      
  .sub-menu{
    position: absolute;
    top: 2.0rem;
    left: 0rem;
    margin: 3px 0px;
    padding: 5px 0px;
  }
  
  .sub-menu a {
    padding: 1rem;
    color: var(--letter-color);
    display: inline-block;
    margin: 2px;
    width: 120px;
    background: var(--main-color);
  }
}

@media (min-width: 768px) and (max-width: 960px){
  .header-logo{
    font-size: 24px;
    line-height: 1.25;
  }

  .site-menu ul li{
    transition: 0.1s ;
    margin: 10px 8px 10px 8px;
  } 
  
 .site-menu a{
    transition: 0.1s ;
    display: inline-block;
    padding: 10px 10px 10px 10px;
  }

  .has-menu ul li{
    transition: 0.1s ;
    margin: 0px;
    padding: 1px;
    margin-left: 10px;
  }
  
  .has-menu ul li:first-child{
    margin-top: 0px;
  }

  .header{
    height: 80px;
  }

  .header-inner{
    padding-left: 30px;
    padding-right: 30px;
    height: 100%;
  }

  .footer{
    padding-top: 10px;
    padding-bottom: 5px;
  }
 
  .copyright{
    margin-top: 10px;
  }
}

@media (max-width: 768px){
  .header{
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--letter-color);
    height: 50px;
    z-index: 10;
    box-shadow: 0 3px 6px rgba(0,0,0,0.1);
  }

  a.header-shift{ /* 2023/11/17 ページ内リンクについてヘッダーサイズ分だけ表示を下げる */
    display: block;
    padding-top: 50px;
    margin-top: -50px;
  }

  .header-inner{
    padding-left: 20px;
    padding-right: 20px;
    height: 100%;
    position: relative;
  }

  .header-logo{
    width: 150px;
    font-size: 16px;
    line-height: 1.25;
  }

  .header-site-menu{
    position: absolute;
    font-size: 12px;
    top: 100%;
    right: -300px;
    width: 300px;
    color: var(--letter-color);
    background-color: var(--main-color);
    padding-top: 5px;
    padding-bottom: 5px;
    z-index: 2;
    transition: 0.5s;
    overflow: hidden;
/*    display: none;*/
  }

  .header-site-menu.is-show{
    display: block;
    width: 300px;
    right: -180px;
  }

  .header-site-menu .site-menu ul li{
    color: var(--letter-color);
  } 

  .site-menu ul{
    display: block;
  }

  .site-menu ul li{
    transition: 0.1s ;
    margin: 5px 0px;
  }

  .site-menu a{
    transition: 0.1s ;
    display: inline-block;
    padding: 10px 100px 10px 15px;
  }

  .site-menu .main-menu .has-menu{
    padding-bottom: 0;
  }

  .site-menu .main-menu .has-menu ul li{
    margin-left: 10px;
  }

  .header-site-menu .site-menu ul li:hover{
    color: var(--main-color);
    background-color: var(--letter-color);
  }

  .header-site-menu .site-menu ul li.has-menu:hover{
    color: var(--letter-color);
    background-color: var(--main-color);
  }

  .toggle-menu-button{
    display: block;
    width: 44px;
    height: 34px;
    background-image: url(../figure/icon-menu.png);
    background-size: 50%;
    background-position: center;
    background-repeat: no-repeat;
    background-color: transparent;
    border: none;
    border-radius: 0;
    outline: none;
  }  

  .main{
    padding-top: 50px;
  }

  body {
    font-size: 14px;
  }

  .footer{
    padding: 0px;
  }

  .footer-site-menu{
    display: none;
  }

  .copyright{
    margin-top: 10px;
    margin-bottom: 10px;
  }
}