body {
    margin: 0 auto;
}

/* header */
.header_page {
    overflow: hidden;
    position: relative;
    padding: 40px 0;
}

.header_page::before{
    content: "";
    display: block;
    position: absolute;
    top: 0;
    left: 360px;
    width: 1px;
    height: 2000px;
    background-color: #000;
}
@media screen and (min-width: 1440px) {
    .header_page::before{
        left: calc(50vw - 360px);
    }
}

.nav_header{
    display: flex !important;
    justify-content: flex-end;
    gap: 60px;
    margin: auto;
    max-width: 1440px;
}

.nav_header_list{
    display: flex;
    gap: 60px;
    align-items: center;
    justify-content: flex-end;
    font-family: "aptly", sans-serif;
    font-size: 1.1em;
    color: #000;
}

@media screen and (max-width: 1470px) {
    .nav_header{
        margin-right: 20px;
    }
}

@media screen and (max-width: 1200px) {
    .nav_header{
        gap: 30px;
    }
    .nav_header_list{
        gap: 30px;
    }

    .header_page::before{
        display: none;
    }
}


.nav_header_list > li {
    position: relative;
}

.nav_header_list > li > a {
    display: block;
}

.nav_header_list .ruby {
    display: block;
    margin-top: 2px;
    font-size: 0.7em;
    font-weight: bold;
    text-align: center;
}

.nav_header .btn_01{
    margin: 0;
}


main > section{
  padding: 100px 0;
}


main > section > *{
  margin: auto;
  max-width: 800px;
}


h2 {
    font-size: 2.2em;
    margin-bottom: 0.5em;
}

/* mv */
.mv{
    position: relative;
    margin: auto;
    max-width: 1440px;
    max-height: 770px;
    height: calc(100vw / 1440 * 770);
}

.mv::before{
    content: "";
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    width: 1440px;
    height: 84px;
    background-image: url(/images/icegohoubi/cover_mv.webp);
}

/* nav_main */
.nav_main_list{
  width: 800px;
}


.nav_main_list > li *{
  max-height: 160px;
}

.nav_main_list > li:nth-of-type(3) > a, .nav_main_list > li:nth-of-type(4) > a{
    flex-direction: row-reverse;
}


.nav_main_list > li > a > .text{
  width: 235px;
  height: 160px;
}

.nav_main_list > li > a > .img{
  width: 160px;
  height: 160px;
}


/* topics */
.list_topics {
    width: 800px;
    gap: 40px;
}

.list_topics li {
    width: 170px;
}

.thumb img {
    border-radius: 16px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.cat_menu {
    margin-bottom: 48px;
}

.list_menu {
    width: 800px;
    gap: 40px;
}

.list_menu li {
    width: 170px;
    text-align: center;
}

.name_menu {
    margin-top: 12px;
    font-size: 1.1em;
    font-weight: bold;
}

.slide_gallery{
    overflow: hidden;
    height: 456px;
}

.nav_sns_list {
    gap: 40px;
    margin-top: 40px;
    width: 250px;
    max-width: calc(25vw - 30px);
}

@media screen and (min-width: 1000px) {
    #access{
        padding-bottom: 100px;
    }
}

#access th {
    width: 240px;
}

/* footer */

.footer_page .nav_sns_list{
    margin: 30px 0 0;
}