/* #005087 */
/* #e1eaf0 */
/* #F5F5F5 */

* {
    text-align: justify;
    line-height: 1.75em;
    font-family: 'Montserrat', 'Noto Sans JP', 'Hiragino Maru Gothic ProN','Hiragino Kaku Gothic ProN', 'MS PGothic','Hiragino Kaku Gothic ProN', 'Hiragino Sans', sans-serif;
    font-family: 'Montserrat', 'Noto Sans JP', 'Noto Serif JP', serif;
    outline: none;
    box-sizing: border-box;
}

:root {
    background-color: #F5F5F5;
}

#navigation-title,
#menu-checkbox-label,
.menu-item,
header,
footer {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

body {
    padding-block-start: 50px;
    margin: 0;
}

/* #background-area {
    position: fixed;
    z-index: -1;
    top: 0;
    right: 0;
    left: 0;
    bottom: 0;
    overflow: hidden;
} */

/* #background-area::after {
    content: "　";
    display: block;
    min-height: 100%;
    min-width: 100%;
    background-color: black;
    opacity: 60%;
} */

#background-media {
    position: absolute;
    z-index: -1;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    object-fit: cover;
}

header {
    position: relative;
    color: white;
    
    height: min(30vw, 100vh);
}

header h1 {
    font-size: min(5vw, 68px);
    /* text-shadow: 0 0 min(3vw, 36px) white; */
    text-shadow: 0 0 min(5vw, 48px) black, 0 0 min(5vw, 48px) black;
    /* font-family: 'Dancing Script', cursive; */
    /* font-family: 'Belanosima', sans-serif; */
    font-family: 'Montserrat', 'Noto Sans JP', sans-serif;
    font-weight: 700; /* 100-900, bold = 700 */
    /* font-weight: 500; */ /* 300-900 */
    /* font-style: normal; */
    line-height: 1.1em;
    margin-bottom: 0;
}

header p {
    padding; 0;
    margin-top: 0;
    font-size: min(3vw, 20px);
    /* text-shadow: 0 0 min(3vw, 36px) white; */
    text-shadow: 0 0 min(3vw, 20px) black, 0 0 min(3vw, 20px) black;
    /* font-family: 'Dancing Script', cursive; */
    /* font-family: 'Belanosima', sans-serif; */
    font-family: 'Montserrat', 'Noto Sans JP', sans-serif;
    font-weight: 400; /* 100-900, bold = 700 */
    /* font-weight: 500; */ /* 300-900 */
    /* font-style: normal; */
    line-height: 1.25em;    
}

#content-area {
    font-family: 'Noto Sans JP', 'Montserrat', sans-serif;
    font-weight: 330; /* 100-900, bold = 700 */
    font-size: 13pt;    
    background-color: #F5F5F5;
    padding: 16pt max(4%, calc(50% - 450px)) 0;
    overflow: hidden;
}

#content-area-topbold {
    font-family: 'Montserrat', 'Noto Sans JP', 'Zen Kaku Gothic New', sans-serif;
    font-size: min(max(1.0em, 3vw), 1.2em);
    /* font-size: 16pt; */        
    top: 50px;
    font-weight: 350; /* 100-900, bold = 700 */    
    /* background-color: #7fa7c3; */ /* #005087; */
    /* border-bottom: solid 2px #A0A0A0; */
    /* color: black;*/  /* #F5F5F5; */
    padding: 0.0em 0.5em;
    letter-spacing: -0.01em;
    line-height: 1.4;
    /* border-bottom: solid 1px #A0A0A0; */
    clear: both;
}


#content-area h2 {
    font-family: 'Noto Sans JP', 'Zen Kaku Gothic New', sans-serif;
    font-size: min(max(1.1em, 3vw), 1.5em);
    top: 50px;
    /* background-color: #7fa7c3; */ /* #005087; */
    border-bottom: solid 2px #A0A0A0;
    /* color: black;*/  /* #F5F5F5; */
    padding: 0.2em 0.5em;
    margin-top: 2em;
    clear: both;
}

#content-area h3 {
    font-family: 'Noto Sans JP', 'Zen Kaku Gothic New', sans-serif;    
    font-size: min(max(1.05em, 2.75vw), 1.17em);
    padding: 0em;
    margin: 0.5em 0;
    /* display: inline-block; */
    border-bottom: solid 1px #A0A0A0;
    clear: both;
}

#content-area h4 {
    font-family: 'Noto Sans JP', 'Zen Kaku Gothic New', sans-serif;    
    font-size: 1px;
    padding: 0.5em;
    margin-top: 0.0em;
    margin-bottom: 0.5em;    
    /* display: inline-block; */
    border-bottom: solid 1px #A0A0A0;
    clear: both;

}

#content-area h5 {
    font-family: 'Noto Sans JP', 'Zen Kaku Gothic New', sans-serif;    
    font-size: 16px;
    padding: 1em;
    margin-top: 1em;
    margin-bottom: 1em;    
    /* display: inline-block; */
    /* border-bottom: solid 1px #A0A0A0; */
    clear: both;
}

#content-area ul {
    font-family: 'Noto Sans JP', 'Zen Kaku Gothic New', sans-serif;    
    padding-left: 0;
    list-style: none;
}

#content-area li /* , #content-area p */ {
    font-family: 'Noto Sans JP', 'Zen Kaku Gothic New', sans-serif;    
    /* padding: 0.75em 1em; */
    padding: 0.0em 0.5em;
    margin: 0.75em 1em;
    /* border-left: solid 4px #005087; */
    /* background-color: #EDEDED; */
}

#maru-list ul {
    font-family: 'Noto Sans JP', 'Zen Kaku Gothic New', sans-serif;
    margin-top: 0.5em;
    margin-bottom: 0.5em;
    margin-left: 1em;        
    padding-left: 1em;    
    list-style-type: disc;
    line-height: 0.5;
}

#maru-list li {
    font-family: 'Noto Sans JP', 'Zen Kaku Gothic New', sans-serif;    
    padding-left: 0em; /* マーカーと文章の間隔、最小値は0，マイナスだと広がる */       
    margin-bottom: -0.4em; /* 箇条書き項目間の間隔 */
    line-height: 1.5em; /*  /* 箇条書き行間隔、項目間の間隔にも影響する */ */
    /* border-left: solid 4px #005087; */
    /* background-color: #EDEDED; */
}

#num-list ol {
    font-family: 'Noto Sans JP', 'Zen Kaku Gothic New', sans-serif;
    margin-top: 0.5em;
    margin-bottom: 0.5em;
    margin-left: 1em;        
    padding-left: 1em;    
    list-style-type: decimal;
    line-height: 0.5;
}

#num-list li {
    font-family: 'Noto Sans JP', 'Zen Kaku Gothic New', sans-serif;    
    padding-left: 0.2em; /* マーカーと文章の間隔、最小値は0，マイナスだと広がる */      
    margin-bottom: -0.4em; /* 箇条書き項目間の間隔 */
    line-height: 1.5em; /*  /* 箇条書き行間隔、項目間の間隔にも影響する */ */
    /* border-left: solid 4px #005087; */
    /* background-color: #EDEDED; */
}

#content-area li *:first-child {
    margin-top: 0;
}

#content-area li *:last-child {
    margin-bottom: 0;
}

#content-area img,
#content-area video,
#content-area #googlemap {
    display: block;
    max-width: 100%;
    margin: max(5vh, 1em) auto;
}


#content-area .block-himg {
    display: block; /*flex;*/
    /*    justify-content: space-around; */
    justify-content: center;
    /* margin: 5pt 10pt 5pt 0; */
    text-align: center;
}

#content-area .flex-himg {
    display: flex;
    /*    justify-content: space-around; */
    justify-content: center;
    /* margin: 5pt 10pt 5pt 0; */
    text-align: center;
}


#content-area .float-media {
    float: left;
    margin: 5pt 10pt 5pt 5pt;
    text-align: center;
}

#content-area .float-media-right {
    float: right;
    margin: 5pt 10pt 5pt 5pt;
    text-align: center;
}

#content-area .float-media-center {
    float: center;
    margin: 2pt 2pt 2pt 2pt;
    text-align: center;
}

#content-area .float-media video {
    margin: 5pt auto;
    max-width: 100%;
}


#content-area .float-media img {
    margin: 5pt auto;
    max-width: 100%;
}



#content-area a {
    font-weight: 450; /* 100-900, bold = 700 */    
    transition: color 0.1s;
    color: #0080FF /* #005087; */ /* Link color */
    /* color: #00162B; */
}

#content-area a:hover {
    color: #0097ff;
}

/*==== paper start ==================*/
#content-area-paper {
    font-family: 'Noto Sans JP', 'Montserrat', sans-serif;
    font-weight: 330; /* 100-900, bold = 700 */
    font-size: 12pt;    
    background-color: #F5F5F5;
    padding: 16pt max(4%, calc(50% - 450px)) 0;
    overflow: hidden;
}

#content-area-paper h2 {
    font-family: 'Noto Sans JP', 'Zen Kaku Gothic New', sans-serif;
    font-size: min(max(1.1em, 3vw), 1.5em);
    top: 50px;
    /* background-color: #7fa7c3; */ /* #005087; */
    border-bottom: solid 2px #A0A0A0;
    /* color: black;*/  /* #F5F5F5; */
    padding: 0.0em 0.0em;
    margin: 0 0 0 0em;
    clear: both;
}

#content-area-paper h3 {
    font-family: 'Noto Sans JP', 'Zen Kaku Gothic New', sans-serif;    
    font-size: min(max(1.05em, 2.75vw), 1.17em);
    padding: 0em;
    margin: 0.5em 0;
    /* display: inline-block; */
    border-bottom: solid 1px #A0A0A0;
    clear: both;
}

#content-area-paper ul {
    font-family: 'Noto Sans JP', 'Zen Kaku Gothic New', sans-serif;    
    padding-left: 0;
    padding: 0.5em 0.5em 0.5em;
    margin: 1.0em 1em 1.0em;
    list-style: none;
}

#content-area-paper ol {
    font-family: 'Noto Sans JP', 'Zen Kaku Gothic New', sans-serif;    
    padding-left: 0;
    padding: 0.5em 0.5em 0.5em;
    margin: 1.0em 1em 1.0em;
    list-style: none;
}
#content-area-paper ol li {
    font-family: 'Noto Sans JP', 'Zen Kaku Gothic New', sans-serif;    
    padding-left: 0;
    padding: 0.5em 0.5em 0.5em;
    margin: 1.0em 1em 1.0em;
    list-style: none;
    
    padding-top: 80px;
    margin-top: -80px;
}

#content-area-paper li /* , #content-area p */ {
    font-family: 'Noto Sans JP', 'Zen Kaku Gothic New', sans-serif;    
    /* padding: 0.75em 1em; */
    padding: 0.5em 0.5em;
    margin: 1.0em 1em, 1.0em;
    border-bottom: solid 1px #cccccc; /* #005087; */
    /* background-color: #EDEDED; */
}


#content-area-paper .hline {
    margin-top: 2em;
    margin-bottom: 2em;    
    border-width: 3px 0 0 0;
    border-style: dotted;
    border-color: #009999;
}


#content-area-paper li *:first-child {
    margin-top: 0;
}

#content-area-paper li *:last-child {
    margin-bottom: 0;
}

#content-area-paper img,
#content-area-paper video,
#content-area-paper #googlemap {
    display: block;
    max-width: 100%;
    margin: max(5vh, 1em) auto;
}

#content-area-paper .float-media {
    float: left;
    margin: 5pt 10pt 5pt 0;
    text-align: center;
}

#content-area-paper .float-media video {
    margin: 5pt auto;
    max-width: 100%;
}

#content-area-paper a {
    font-weight: 500; /* 100-900, bold = 700 */
    transition: color 0.1s;
    color: #0080FF /* #005087; */ /* Link color */
    /* color: #00162B; */
}

#content-area-paper a:hover {
    color: #0097ff;
}
/*===== paper end =================*/

#backtotop {
    transition: opacity 0.1s;
    display: block;
    position: fixed;
    bottom: 10pt;
    right: 10pt;
    text-decoration: none;
    height: 40pt;
    width: 40pt;
    line-height: 40pt;
    font-size: 25pt;
    border-radius: 20pt;
    color: white;
    background-color: black;
    opacity: 0.2;
    text-align: center;
    padding: 0;
}

#backtotop::before {
    content: "⬆︎";
}

#backtotop:hover {
    opacity: 0.4;
}

footer {
    background-color: #F5F5F5;
    padding: 8% 0 1em;
    font-size: small;
}

ins {
    font-family: 'Noto Sans JP', 'Zen Kaku Gothic New', sans-serif;    
    text-decoration: none;
}

@media screen and (max-width: 800px) {
    #content-area .float-media {
        float: none;
        margin: 10px auto;
    }
}