/* main-mv */
.mv {
    width: 100%;
    height: 100vh;
    position: relative;
    overflow: hidden;
}
.item img {
    width: 100%;
    height: 100vh;
    object-fit: cover;
}
.item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    min-height: 100%;
    animation: img-change 35s infinite;
    opacity: 0;
}
.item:nth-child(1) {
    animation-delay: 0s;
}
.item:nth-child(2) {
    animation-delay: 7s;
}
.item:nth-child(3) {
    animation-delay: 14s;
}
.item:nth-child(4) {
    animation-delay: 21s;
}
.item:nth-child(5) {
    animation-delay: 28s;
}
@keyframes img-change {
    0%  {opacity: 0;}
    8%  {opacity: 1;}
    24% {opacity: 1;}
    32% {opacity: 0;}
    100%{opacity: 0;}
}

/* main-section-01 */
.section-01 {
    margin-top: 120px;
    margin-right: 50px;
    margin-left: 50px;
}
.section-01 h1 {
    text-align: center;
    font-family: "Libre Baskerville", serif;
    font-weight: 400;
    font-style: normal;
    font-size: 26px;
    line-height: 1;
    margin-bottom: 50px;
}
.section-01 #top-news {
    width:100%;
    max-width:1120px;
    margin: 0 auto;
    overflow-wrap: break-word;
}
.section-01 .center {
    text-align: center;
}
.section-01 .btn {
    font-family: "Libre Baskerville", serif;
    font-weight: 400;
    font-style: normal;
    font-size: 14px;
    line-height: 48px;
    letter-spacing: 0.025em;
    border: solid 1px #c4c4c4;
    display: inline-block;
    width: 240px;
    text-align: center;
    margin-top: 10px;
}

/* main-section-02 */
.section-02 {
    margin-top: 120px;
    margin-bottom: 160px;
    margin-right: 50px;
    margin-left: 50px;
}
.section-02 h1 {
    text-align: center;
    font-family: "Libre Baskerville", serif;
    font-weight: 400;
    font-style: normal;
    font-size: 26px;
    line-height: 1;
    margin-bottom: 50px;
}
.section-02 .container {
    width:100%;
    max-width:1120px;
    margin: 0 auto;
    overflow-wrap: break-word;
}
.section-02 h2 {
    font-family: "Noto Serif JP", serif;
    font-weight: 600;
    font-style: normal;
    font-size: 22px;
    line-height: 1;
    letter-spacing: 0.025em;
    margin-left: 60px;
    margin-top: 24px;
    margin-bottom: 30px;
}
.section-02 .row {
    display: flex;
}
.section-02 .col-1 {
    width: 200px;
    height: 200px;
    position: relative;
}
.section-02 .col-1 img {
    width: 200px;
    height: 200px;
    object-fit: cover;
}
.section-02 .col-2 .text {
    font-family: "Noto Serif JP", serif;
    font-weight: 400;
    font-style: normal;
    font-size: 14px;
    line-height: 30px;
    letter-spacing: 0.01em;
    margin-left: 60px;
    margin-bottom: 34px;
}
.section-02 .col-2 .eng-text span {
    font-family: "Noto Serif JP", serif;
    font-weight: 600;
    font-style: normal;
    font-size: 14px;
    letter-spacing: 0.025em;
}
.section-02 .col-2 .eng-text {
    font-family: "Noto Serif JP", serif;
    font-weight: 400;
    font-style: normal;
    font-size: 14px;
    line-height: 30px;
    letter-spacing: 0.015em;
    margin-left: 60px;
    margin-bottom: -8px;
}


/* under768px */
@media (max-width: 768px) {
    .mv {
        height: calc(100vw * 2 / 3 + 60px);
    }
    .item img {
        height: calc(100vw * 2 / 3 + 60px);
    }
    .section-01 {
        margin-top: 100px;
        margin-right: 24px;
        margin-left: 24px;
    }
    .section-01 h1 {
        font-size: 24px;
    }
    .section-01 .btn {
        width: 300px;
        margin-top: 20px;
    }
    .section-02 {
        margin-top: 100px;
        margin-bottom: 100px;
        margin-right: 24px;
        margin-left: 24px;
    }
    .section-02 .container {
        max-width:360px;
        margin: 0 auto;
    }
    .section-02 .row {
        flex-direction: column;
    }
    .section-02 .col-1 {
        margin: 0 auto;
        position: relative;
    }
    .section-02 h1 {
        font-size: 24px;
    }
    .section-02 h2 {
        text-align: center;
        margin-left: 0px;
        font-size: 20px;
        margin-top: 40px;
        margin-bottom: 30px;
    }
    .section-02 .col-2 .text {
        margin-left: 0px;
        margin-bottom: 24px;
    }
    .section-02 .col-2 .eng-text {
        margin-left: 0px;
    }
}