@charset "UTF-8";
*{box-sizing: border-box;}

body {
    font-family: "Helvetica Neue", "Helvetica", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Arial", "Yu Gothic", "Meiryo", sans-serif;
    font-weight: normal;
    margin-top: 4.5rem;
    margin-left: 0rem;
    margin-right: 0rem;
    background-color: #fff;
}

p {
    line-height: 200%;
    margin: 1rem 0px;
}

main {
    font-weight: normal;
    padding: 0 2% 0;
    margin: 2rem 2rem;
}

.contents {
    margin-left: 1rem;
    font-feature-settings: "palt";
    letter-spacing: 0.12rem;
    padding: 1rem;
}

h2 {
    color: #142143;
    position: relative;
    padding: 1.5rem;
    text-align: center;
    margin-bottom: 3rem;
}

h2:before {
    position: absolute;
    bottom: 5px;
    left:calc(50% - 30px);
    width: 60px;
    height: 5px;
    content: '';
    background: #142143;
}

h3 {
    color: #142143;
    padding: 1rem 2rem;
    margin: 1rem ;
    margin-top: 2rem;
    border-bottom: 4px solid #e5e7eb;
    background-color: #f0f2ff;
}

h4 {
    color: #142143;
    border-left: 3px solid #e5e7eb;
    margin-left: 1rem;
    padding: 0.5rem;
    width: 95%;
}

dl {
    width: 70%;
}

dt {
    float: left;
    padding: 2px 5px;
}

dd {
    border-bottom: 1px solid #ccc;
    margin-left: 0px;
    padding: 2px 5px;
}

dl.activity {
    font-size: 15px;
    margin-left: 1.5rem;
    width: 95%;
}

dt.activity {
    float: left;
    padding: 2px 5px;
}

dd.activity {
    border-bottom: 1px solid #ccc;
    margin-left: 0px;
    padding: 2px 5px;
}

dl.activity dt::after {
    content: '';
    padding: 0 0.2rem;
}

.title {
    flex-grow: 1;
}

.header {
    color: #142143;
    width: 100%;
    padding: 15px 4% 5px;
    background-color: #e5e7eb;
    position: absolute;
    top: 0; /*positionを上に固定*/
    display: flex; /*header直下の子要素のレイアウトコントロール */
    align-items: center;
}

.header h1 a{
    margin: 0;
    padding: 0;
    font-size: 20px;
    color: #142143;
}

.header h1{
    margin: 0;
    padding: 0;
    font-size: 13px;
    color: #142143;
}

.update {
    font-size: 0.7rem;;
    margin-left: 2rem;
    padding: 0.3rem;

}

a {
    text-decoration: none;
}

nav {
    margin: 0 0 0 auto;
}

ul.topnav{
    background: #e5e7eb;
    padding: 0;
    text-align: center;
    margin: 0;
}

ul.topnav li{
    display: inline-block;
    margin: 0 0 0 15px;
    font-size: 14px;
}

ul.topnav li a{
    display: block;
    padding: 1em;
    color: #142143;
    position: relative;
}

ul.topnav li a::after {
    position: absolute;
    left: 0;
    content: '';
    width: 100%;
    height: 2px;
    background: #142143;
    bottom: 4px; /*アンダーラインが現れ始める位置（aタグの下辺からの高さ）*/
    opacity: 0;
    visibility: hidden;
    transition: 0.3s;
}
    
ul.topnav li a:hover::after {
visibility: visible;
bottom: 12px;
opacity: 1;
}

.breadcrumb {
    margin-left: 1rem;
    padding: 0;
    list-style: none;
  }
  
  .breadcrumb li {
    display: inline;/*横に並ぶように*/
    list-style: none;
    font-weight: bold;/*太字*/
  }
  
  .breadcrumb li:after {/* >を表示*/
    content: '>';
    padding: 0 0.2em;
    color: #555;
  }
  
  .breadcrumb li:last-child:after {
    content: '';
  }
  
  .breadcrumb li a {
    text-decoration: none;
    color: #555;/*色*/
  }
  
  .breadcrumb li a:hover {
    text-decoration: underline;
  }

address{
    font-size: normal;
    padding: 0.5rem;
}

.top {
    padding: 0.5rem 2rem;
    margin-top: 2rem;
    text-align: right;
}

.top a {
    color: #4b5564;
    border-bottom: 1px solid #4b5564;
}

.top a:hover {
    color: #000;
    border-bottom: 1px solid #555;
}

.footer{
    padding: 2rem;
    font-size: 15px;
    color: #4b5564;
    background: #e5e7eb;
}

.footer a{
    color: #4b5564;
}

.footer a:hover{
    color: #142143;
}

.footer ul{
    padding: 0;
    list-style: none;
}

.grid{
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    background: #e5e7eb;
}

.footer_navi li{
    margin-bottom: 0.75rem;
}

.footer_navi_heading{
    font-weight: 600;
}

.footer_address {
    margin-bottom: 2rem;
}
  
.footer_address a {
    text-decoration: underline;
}

hr{
    height: 2px;
    border: 0;
    border-top: 1px solid #fff;
}

dl.news {
    width:95%;
}
dl.news dt {
    float: left;
    padding: 10px 5px;
}
dl.news dd {
    border-bottom: 1px solid #ccc;
    margin-left: 0px;
    padding: 10px 5px;
}
dl.news a {
    background: #e5e7eb;
    border-radius: 5px;
    color: #142143;
    margin: 0 20px;
    padding: 5px 15px;
    text-decoration: none;
}

dl.news a:hover{
    background: #142143;
    border-radius: 5px;
    color: #e5e7eb;
    margin: 0 20px;
    padding: 5px 15px;
    text-decoration: none;
}

dl.news a::after {
    transition: 0.3s ease-in-out;
}

.more_button a {
    background: #e5e7eb;
    border-radius: 3px;
    position: relative;
    display: flex;
    justify-content: space-around;
    align-items: center;
    margin: 1.5rem auto;
    max-width: 250px;
    padding: 0.5rem 2rem;
    color: #142143;
    line-height: 1.8;
    text-decoration: none;
    transition: 0.3s ease-in-out;
    font-weight: 500;
}
.more_button a:hover {
    background: #142143;
    color: #FFF;
}
.more_button a:after {
    content: '';
    width: 5px;
    height: 5px;
    border-top: 3px solid #142143;
    border-right: 3px solid #142143;
    transform: rotate(45deg) translateY(-50%);
    position: absolute;
    top: 50%;
    right: 20px;
    border-radius: 1px;
    transition: 0.3s ease-in-out;
}
.more_button a:hover:after {
    border-color: #FFF;
}

ul.link li {
    list-style: none;
}

ul.link li a {
    color: #4b5564;
}

ul.link li a:hover {
    color: #142143;
}

@media (max-width: 700px){
    body {
        font-family: "Helvetica Neue", "Helvetica", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Arial", "Yu Gothic", "Meiryo", sans-serif;
        font-weight: normal;
        margin-top: 3rem;
        margin-left: 0rem;
        margin-right: 0rem;
        background-color: #fff;
    }

    .header h1 a{
        margin: 0;
        padding: 0;
        font-size: 14px;
        color: #142143;
    }
    
    .header h1{
        margin: 0;
        font-size: 8px;
        padding: 0;
        color: #142143;
    }

    ul.topnav li{
        display: inline-block;
        margin: 0 0 0 15px;
        font-size: 10px;
    }
    
    ul.topnav li a{
        display: block;
        padding: 0.1rem;
        color: #142143;
        position: relative;
    }

    ul.topnav li a::after {
        position: absolute;
        left: 0;
        content: '';
        width: 100%;
        height: 2px;
        background: #142143;
        bottom: 0px; /*アンダーラインが現れ始める位置（aタグの下辺からの高さ）*/
        opacity: 0;
        visibility: hidden;
        transition: 0.3s;
    }
        
    ul.topnav li a:hover::after {
    visibility: visible;
    bottom: 1px;
    opacity: 1;
    }


    dl.news dt {
        float: none;
        padding: 10px 5px;
    }

    dl.activity {
        font-size: 15px;
        margin-left: 1rem;
        width: 90%;
    }
    
    dt.activity {
        float: none;
        padding: 2px 5px;
    }
    
    dd.activity {
        border-bottom: 1px solid #ccc;
        margin-left: 0px;
        padding: 2px 5px;
    }

    main {
        font-weight: normal;
        padding: 0 2% 0;
        margin: auto 0rem;
    }
    
    .update {
        font-size: 10px;
        margin-left: 1rem;
    }
}

@media (max-width: 365px){
    body {
        font-family: "Helvetica Neue", "Helvetica", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Arial", "Yu Gothic", "Meiryo", sans-serif;
        font-weight: normal;
        margin-top: 4.5rem;
        margin-left: 0rem;
        margin-right: 0rem;
        background-color: #fff;
    }

    .header h1 a{
        margin: 0;
        padding: 0;
        font-size: 13px;
        color: #142143;
    }
    
    .header h1{
        margin: 0;
        font-size: 7px;
        padding: 0;
        color: #142143;
    }

    ul.topnav li{
        display: inline-block;
        margin: 0 0 0 15px;
        font-size: 10px;
    }
    
    ul.topnav li a{
        display: block;
        padding: 0.1rem;
        color: #142143;
        position: relative;
    }

    ul.topnav li a::after {
        position: absolute;
        left: 0;
        content: '';
        width: 100%;
        height: 2px;
        background: #142143;
        bottom: 0px; /*アンダーラインが現れ始める位置（aタグの下辺からの高さ）*/
        opacity: 0;
        visibility: hidden;
        transition: 0.3s;
    }
        
    ul.topnav li a:hover::after {
    visibility: visible;
    bottom: 1px;
    opacity: 1;
    }


    dl.news dt {
        float: none;
        padding: 10px 5px;
    }

    dl.activity {
        font-size: 15px;
        margin-left: 1rem;
        width: 90%;
    }
    
    dt.activity {
        float: none;
        padding: 2px 5px;
    }
    
    dd.activity {
        border-bottom: 1px solid #ccc;
        margin-left: 0px;
        padding: 2px 5px;
    }

    main {
        font-weight: normal;
        padding: 0 2% 0;
        margin: auto 0rem;
    }

    .update {
        font-size: 10px;
    }
    
}