#home_mv,#mv_bg{
    width: 100%;
}
#home_mv{
    height: 100vh;
}
#home_mv .outer,#mv_bg img{
    width: 100%;
    height: 100%;
}
#home_mv .outer,#home_mv .outer .inner,#mv_logo{
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
}
#mv_logo{
    flex-direction: column;
    width: 230px
}
#home_mv .outer .inner{
    width: calc(100% - 80px);
    max-width: 500px;
    justify-content: space-between;
}
#home_mv .outer .inner img{
    filter: invert(1);
    width: 100%;
}
#home_mv .outer .inner h1{
    font-size: 100%;
    font-weight: 700;
    margin-top: 10px;
    white-space: nowrap;
}
#home_mv .outer .inner h2{
    font-size: 400%;
    writing-mode: vertical-rl;
    font-weight: 500;
    letter-spacing: 1.1rem;
}

#home_upd{
    background: #ccc;
}

#home_upd .bt_area{
    margin-top: 50px;
}

.home_section{
    padding: 200px 0;
    min-height: 100vh;
}

#home_about{
    height: 100vh;
    background: #333;
    display: flex;
}
#home_about .img_box{
    width: 40%;
    position: relative;
    overflow: hidden;
}
#home_about .img_box img{
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: 3s all ease;
    opacity: 0;
    filter: blur(10px);
    position: absolute;
    z-index: 1;
}
#home_about .img_box img.act{
    opacity: 1;
    filter: blur(0);
}
#home_about .text_box{
    width: 60%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #fff;
    padding: 50px;
}
#home_about .text_box .title_area::before{
    filter: invert(1);
}
#home_about .text_box .title_area h2{
    font-size: 340%;
}
#home_about .text_box .inner{
    margin-top: 40px;
    max-height: 300px;
    writing-mode: vertical-rl;
    letter-spacing: .1rem;
    font-size: 120%;
}
#home_about .text_box .inner p{
    margin: 0 20px;
    line-height: 150%;
}
#home_about .text_box a{
    display: block;
    max-width: 300px;
    width: calc(100% - 40px);
    background: #eee;
    color: #000;
    text-align:center;
    margin-top: 50px;
    padding: 14px 0;
    font-weight: 800;
}
#insta_list_section{
    background: #edd;
}
#main_yama_section{
    background: #eee;
}

#articles_list_section{
    background: #f5f5f5;
}