@charset "UTF-8";

#bus-tour{
    background-color: var(--bg-bt);
    overflow: hidden;
    position: relative;
    font-family: "Poppins","Zen Kaku Gothic Antique", sans-serif;
    font-weight: 700;
	letter-spacing: 0.05rem;
    font-size: 1.2rem;
}
#bus-tour em{
	font-weight: 900;
}
#bus-tour .btn a{
    padding: 20px 23px;
    min-width: 438px;
    min-height: 122px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: var(--bt);
    color: var(--white);
    border-radius: 20px;
    font-weight: 900;
    font-size: 1.2em;
    text-decoration: none;
}
#bus-tour .btn a::after{
    content: "";
    width: 85px;
    height: 85px;
    background-image: url(../images/icon_arrow_bgw.svg);
    background-repeat: no-repeat;
    background-size: contain;
    background-position: center;
}
#bus-tour .btn a:hover{
    animation: hover-bounce .5s linear 0s;
}
#bus-tour .btn a.c_btn{
    background-color: var(--bt-yl);
}

#bus-tour .bounce.inview{
    opacity: 0;
}
#bus-tour .bounce.inview.show{
    animation: h1-in 0.5s forwards 0.5s;
}

#bt-about{
    padding: 120px 0 180px;
    position: relative;
}
#bt-about::before{ /*矢印*/
    content: "";
    position: absolute;
    pointer-events: none;
    left: 25%;
    top: 0;
    width:0;
    height:0;
    border-style:solid;
    border-width: 26px 28px 0 28px;
    border-color: #5AD4E4 transparent transparent transparent;
}
#bt-about .title{
    position: relative;
    margin: 0 auto 120px;
}
#bt-about .title h1{
    display: table;
    border-radius: 16px;
    overflow: hidden;
    margin: 0 auto 60px;
}

#bt-about .about_btn_01{
    display: flex;
    gap: 30px 0;
    flex-direction: column;
    align-items: center;
    text-align: center;
}
#bt-about .about_btn_01 span{
    display: flex;
    align-items: flex-end;
    position: relative;
    height: 48px;
    line-height: 1;
}
#bt-about .about_btn_01 span em{
    font-size: 2em;
    font-weight: 700;
    padding: 0 5px;
    letter-spacing: 0;
}
#bt-about .about_btn_01 span::before,
#bt-about .about_btn_01 span::after{
    content: "";
    width: 48px;
    height: 2px;
    background-color: var(--bt);
    transform: rotate(45deg);
    margin-right: 30px;
}
#bt-about .about_btn_01 span::after{
    transform: rotate(-45deg);
    margin-right: 0;
    margin-left: 30px;
}
#bt-about .bus_ani{
    width: 100%;
    height: 82px;
    overflow: hidden;
    position: relative;
}
#bt-about .bus_ani img{
    height: 70px;
    width: auto;
    animation: bus-ani 8s linear infinite;
}

#bt-about .caution{
    border-radius: 40px;
    margin: 0 auto;
    padding: 56px 5%;
    background: var(--white);
    border:10px solid #FCD13C;
}

#bt-about .contents{
    position: relative;
    background: var(--white);
    border-radius: 20px;
    padding: 120px 78px 78px 78px;
    margin: 180px auto 60px;
}
#bt-about .contents::after{
    content: "";
    position: absolute;
    pointer-events: none;
    width:256px;
    height: 172px;
    background: url(../images/bt/il_01.png) no-repeat;
    background-size: contain;
    background-position: center;
    top: -100px;
    right: 78px;
}
#bt-about .contents .fl_box{
    justify-content: space-between;
    position: relative;
    z-index: 1;
}
#bt-about .contents .chirashi{
    width: 250px;
}
#bt-about .contents .chirashi a{
    display: block;
    color: var(--font) !important;
    text-decoration: none;
}
#bt-about .contents .chirashi a:hover{
    opacity: 0.7;
}
#bt-about .contents .chirashi figure{
    margin-bottom: 20px;
}
#bt-about .contents .chirashi p{
    text-align: center;
}
#bt-about .contents .chirashi p::before{
    content: "";
    display: inline-block;
    margin-right: 5px;
    vertical-align: middle;
    width: 26px;
    height: 26px;
    background-size: contain;
    background-image: url(../images/icon_file-dl.svg);
    background-repeat: no-repeat;
    background-position: center;
}
#bt-about .contents .text{
    width: calc(90% - 250px);
}
#bt-about .contents dl{
    background: var(--bg-bt);
    border: 2px solid var(--bt);
    position: relative;
    margin: 40px 0;
    border-radius: 20px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}
#bt-about .contents dt{
    font-weight: 900;
    letter-spacing: 0.5rem;
    background: var(--bt);
    color: var(--white);
    border-radius: 0 0 20px 0;
    padding: 15px;
    text-align: center;
    min-width: 30%;
}
#bt-about .contents dd{
    width: 100%;
    padding: 0 15px 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}
#bt-about .text dd li{
    display: flex;
    align-items: center;
    font-size: 1.4rem;
    font-weight: 900;
}
#bt-about .text dd li small{
    font-weight: 700;
    font-size: 1rem;
}
#bt-about .text dd li::before{
    content: "";
    width: 5px;
    height: 5px;
    background: var(--font);
    border-radius: 50%;
    margin-right: 10px;
}
#bt-about .btn.wrap{
    display: flex;
    justify-content: center;
}

#bt-course{
    position: relative;
    padding: 100px 0;
    background: var(--white);
}
#bt-course .headline{
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 60px;
}
#bt-course h2{
    display: flex;
    flex-direction: column;
    max-width: 50%;
    position: relative;
    line-height: 1;
}
#bt-course h2 em{
    color: var(--bt-yl);
    font-size: 7rem;
}
#bt-course h2 small{
    margin-top: 0.25em;
    padding-left: 0.5em;
    font-size: 2rem;
    font-weight: 900;
}
#bt-course .lunch{
    border-radius: 20px;
    border: 3px dashed var(--font);
    padding:  20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0 20px;
}
#bt-course .lunch div{
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    font-size: 1.6rem;
}
#bt-course .lunch img{
    width: 150px;
}

#bt-course .course_list{
    width: 95%;
    margin: 0 auto;
    display: grid;
    gap: 60px 40px;
    grid-template-columns: 1fr 1fr;
}
#bt-course .course_list article{
    position: relative;
}
#bt-course .course_list article > .fl_box{
    flex-direction: column;
}
#bt-course .course_list article .image{
    position: relative;
    padding: 40px;
    border-radius: 20px;
    background-color: var(--bt-dark);
    color: var(--white);
}
#bt-course .course_list article:nth-of-type(2n) .image{
    background-color: var(--bt);
}
#bt-course .course_list article .image time{
    display: block;
    position: absolute;
    right: 35px;
    top: 35px;
    z-index: 2;
    padding: 10px 25px;
    line-height: 1;
    border-radius: 0 0 0 20px;
    background-color: var(--bt-dark);
}
#bt-course .course_list article:nth-of-type(2n) .image time{
    background-color: var(--bt);
}

#bt-course .course_list article .image time em{
    font-weight: bold;
    font-size: 2rem;
    letter-spacing: 0;
}
#bt-course .course_list article .image .fl_box{
    gap: 0 20px;
    margin-bottom: 30px;
}
#bt-course .course_list article .image figure{
    flex: 1;
    aspect-ratio: 1 / 1;
    border-radius: 16px;
    overflow: hidden;
}
#bt-course .course_list article .name{
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    line-height: 1.2;
    gap: 10px 0;
}
#bt-course .course_list article .name dt {
    font-size: 1.8rem;
    font-weight: 900;
}
#bt-course .course_list article .name dd{
    letter-spacing: 0.1em;
}
#bt-course .course_list article span.sm_br{
    padding-left: 1rem;
}

#bt-course .course_list article .text{
    background:#FBF9EC;
    padding: 60px 40px 40px 40px;
    margin-top: -20px;
    border-radius: 0 0 20px 20px;
}
#bt-course .course_list article .text .fl_box{
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 10px;
    font-size: 0.9rem;
    margin-bottom: 30px;
}
#bt-course .course_list article .text .fl_box > *:nth-child(4) {
  grid-column: 2;
}
#bt-course .course_list article .text .fl_box > *:nth-child(5) {
  grid-column: 3;
}
#bt-course .course_list article .text dl{
    display: flex;
    align-items: center;
    justify-content: flex-start;
    width: 100%;
    gap: 0 10px;
}
#bt-course .course_list article .text dt{
    width: 100px;
    text-align: center;
    padding: 5px 0;
    letter-spacing: 0;
    border: 2px solid var(--bt-dark);
    background: var(--bt-dark);
    color: var(--white);
}
#bt-course .course_list article:nth-of-type(2n) .text dt{
    border-color: var(--bt);
    background-color: var(--bt);
}
#bt-course .course_list article .text dl.place dt{
    background: none;
    color: var(--bt-dark);
}
#bt-course .course_list article:nth-of-type(2n) .text dl.place dt{
    color: var(--bt);
}
#bt-course .taiken h4{
    display: flex;
    gap: 0 8px;
    align-items: center;
    margin-bottom: 0.5em;
}
#bt-course .taiken h4::before{
    content: "";
    width: 32px;
    height: 32px;
    background-image: url('data:image/svg+xml;charset=utf8,%3Csvg%20width%3D%2232%22%20height%3D%2232%22%20viewBox%3D%220%200%2032%2032%22%20fill%3D%22none%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%3E%3Cpath%20d%3D%22M18%207.33317L16.6667%204.6665H6V27.3332H8.66667V17.9998H15.3333L16.6667%2020.6665H26V7.33317H18ZM23.3333%2017.9998H18L16.6667%2015.3332H8.66667V7.33317H15.3333L16.6667%209.99984H23.3333V17.9998Z%22%20fill%3D%22%231882D9%22%2F%3E%3C%2Fsvg%3E');
    background-repeat: no-repeat;
    background-size: contain;
    background-position: center;
}
#bt-course .course_list article:nth-of-type(2n) .taiken h4::before{
    background-image: url('data:image/svg+xml;charset=utf8,%3Csvg%20width%3D%2232%22%20height%3D%2232%22%20viewBox%3D%220%200%2032%2032%22%20fill%3D%22none%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%3E%3Cpath%20d%3D%22M18%207.33317L16.6667%204.6665H6V27.3332H8.66667V17.9998H15.3333L16.6667%2020.6665H26V7.33317H18ZM23.3333%2017.9998H18L16.6667%2015.3332H8.66667V7.33317H15.3333L16.6667%209.99984H23.3333V17.9998Z%22%20fill%3D%22%2312AABE%22%2F%3E%3C%2Fsvg%3E');
}

#bt-course #notes{
    position: relative;
    background: var(--bg-bt);
    padding: 80px 10% 200px;
    border-radius: 20px;
}
#bt-course #notes::after{
    content: "";
    position: absolute;
    bottom: 0;
    right: -20px;
    width: 265px;
    aspect-ratio: 4 / 3;
    pointer-events: none;
    background:url(../images/bt/il_04.png) no-repeat;
    background-position: center;
    background-size: contain;
}
#bt-course #notes h3{
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 2rem;
    margin-bottom: 60px;
}
#bt-course #notes h3::after{
    content: "NOTES";
    font-size: 1.3rem;
    color: var(--bt);
}
#bt-course #notes ul li{
    font-size: 1.3rem;
    position: relative;
    padding-left: 32px;
}
#bt-course #notes ul li::before{
    content: "";
    position: absolute;
    left: 13px;
    top: 13px;
    width: 5px;
    height: 5px;
    background: var(--font);
    border-radius: 50%;
}

#bt-course .course_list article::after{
    content: "";
    position: absolute;
    pointer-events: none;
    z-index: 2;
}
#course_0803::after{
    width: 120px;
    aspect-ratio: 2 / 3;
    background: url(../images/bt/il_02.png) no-repeat;
    background-size: contain;
    background-position: center;
    right: -50px;
    top: -140px;
}
#course_0805::after{
    width: 150px;
    aspect-ratio: 1 / 1;
    background: url(../images/bt/il_03.png) no-repeat;
    background-size: contain;
    background-position: center;
    left: -35px;
    top: -50px;
}

#bt-course #after_contents{
    background-color: #FBF9EC;
    width: 95%;
    margin: 80px auto 40px;
    padding: 80px 5%;
    border: 10px solid var(--bt);
    border-radius: 40px;
}
#bt-course #after_contents.hide{
    display: none !important;
}
#after_contents em{
    display: table;
    margin: 0 auto 40px;
    background: var(--bt);
    color: var(--white);
    padding: 10px 20px;
    position: relative;
    font-size: 1.6rem;
}
#after_contents em::after{
    content: "";
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: -10px;
    width:0;
    height:0;
    border-style:solid;
    border-width: 15px 12.5px 0 12.5px;
    border-color: var(--bt) transparent transparent transparent;
}
#after_contents .af_list{
    display: flex;
    flex-direction: column;
    gap: 40px 0;
}
#after_contents .af_list section{
    padding: 40px;
    background-color: var(--white);
    border-radius: 20px;
}
#after_contents .fl_box{
    align-items: flex-start;
}
#after_contents .fl_box > figure {
    width: 30%;
    min-width: 270px;
    margin-right: 60px;
}
#after_contents .fl_box > div{
    flex-basis: 100%;
}
#after_contents h3{
    position: relative;
    font-size: 1.4rem;
    border: 2px solid rgba(0,0,0,0.1);
    border-radius: 40px;
    padding: 10px 20px 10px 40px;
    margin-bottom: 1em;
}
#after_contents h3::before{
    content: "";
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--bt);
    width: 9px;
    height: 9px;
    border-radius: 50%;
}

#bt-howto{
    background: var(--bg-bt);
    padding: 120px 0;
}
#bt-howto .text{
    align-items: flex-start;
    position: relative;
    margin-bottom: 120px;
}
#bt-howto h3{
    width:80px;
    font-size: 4rem;
    font-weight: 900;
    writing-mode: vertical-lr;
}
#bt-howto .text > div{
    width: calc(90% - 100px);
}
#bt-howto .text ol{
    display: flex;
    gap: 0 100px;
    counter-reset: number 0; 
}
#bt-howto .text ol > li{
    flex: 1;
    counter-increment: number 1;
    position: relative;
}
#bt-howto .text ol > li::before{
    content: counter(number);
    position: absolute;
    left: 5px;
    top: 5px;

    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background-color: #FFD446;
    padding: 10px;
    border-radius: 50%;
    aspect-ratio: 1 / 1;
    line-height: 1;
    width: 27px;
    height: 27px;
    font-weight: 900;
    font-size: 1.4rem;
}
#bt-howto .text ol > li:not(:last-of-type):after{
    content: "";
    position: absolute;
    right: -65px;
    top: 90px;
    width:0;
    height:0;
    border-style:solid;
    border-width: 26px 0 26px 35px;
    border-color: transparent transparent transparent var(--bt);
}
#bt-howto .text ol > li figure{
    aspect-ratio: 1 / 1;
    background-color: var(--white);
    border-radius: 50%;
    overflow: hidden;
    margin-bottom: 20px;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}
#bt-howto .text ol > li p{
    margin-bottom: 0;
    font-size:0.9rem
}

#bt-howto dl{
   margin: 100px auto;
}
#bt-howto dt{
    position: relative;
    margin-bottom: 32px;
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
}
#bt-howto dt span{
    display: inline-flex;
    gap: 0 10px;
    align-items: center;
    position: relative;
    z-index: 1;
    font-size: 1.6rem;
    font-weight: 900;
    padding: 0 20px;
    background: var(--bg-bt);
}
#bt-howto dt::before{
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    height: 5px;
    background-image : linear-gradient(to right, var(--font) 10px, transparent 10px);
    background-size: 20px 5px;
    background-repeat: repeat-x;
}
#bt-howto ul > li{
    position: relative;
    padding-left: 24px;
    margin-bottom: 0.5em;
}
#bt-howto ul > li::before{
    content: "";
    position: absolute;
    left: 0;
    top: 14px;
    width: 5px;
    height: 5px;
    background: var(--font);
    border-radius: 50%;
}

#bt-howto .links{
    justify-content: space-between;
    width: 100%;
    margin: 0 auto;
}
#bt-howto .links .btn{
    width: 48%;
}
#bt-howto .links .btn a{
    position: relative;
}
#bt-howto .links .btn a::after{
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
}
#bt-howto .links .btn a span{
    display: table;
    border: 2px solid var(--white);
    padding: 5px 10px;
    line-height: 1.2;
    margin-bottom: 5px;
}
#bt-howto .links .btn a em{
    display: block;
    font-size: 2rem;
}
#bt-howto .links .btn a{
    display: block;
    width: 100%;
    height: 100%;
    padding: 40px ;
    border-radius: 20px;
}
#bt-howto .links .btn a.c_btn{
    background-color: var(--bt-yl);
}


#bt-houkoku.hide{
    display: none;
}
#bt-houkoku.block{
    display:block;
}
#bt-houkoku{
    background: var(--bt);
    padding: 160px 0;
    position: relative;
}
#bt-houkoku .contents{
    position: relative;
    z-index: 1;
}
#bt-houkoku aside{
    position: absolute;
    width: 100%;
    overflow: hidden;
    pointer-events: none;
}
#bt-houkoku aside .wrapper{
    white-space: nowrap;
}
#bt-houkoku aside.aside_t{
    top: 20px;
}
#bt-houkoku aside.aside_b{
    bottom: 20px;
}
#bt-houkoku aside span{
    font-size: 9rem;
    font-weight: 700;
    line-height: 1;
    color: var(--white);
    opacity: 0.15;
}
#bt-houkoku aside.aside_t .wrapper{
    animation: infinity-scroll-left 20s linear infinite;
}
#bt-houkoku aside.aside_b .wrapper{
    transform: translateX(-100%);
    animation: infinity-scroll-right 20s linear infinite;
}

#bt-houkoku .title{
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 40px 0;
    margin-bottom: 120px;
}
#bt-houkoku .title img{
    width: 90%;
    max-width: 436px;
    height: auto;
}

#bt-houkoku .bt-video{
    position: relative;
    z-index: 1;
}
#bt-houkoku .bt-video article{
    width: 90%;
    max-width: 1280px;
    margin: 0 auto 106px auto;
    justify-content: space-between;
    align-items: center;
    position: relative;
}
#bt-houkoku .bt-video article:nth-of-type(2n){
    flex-direction: row-reverse;
}
#bt-houkoku .bt-video .video_wrap{
    width: 50%;
    aspect-ratio: 16 / 9;
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    z-index: 2;
    border: 10px solid var(--white);
    filter: drop-shadow(0 0 100px rgba(255,255,255,0.8));
}
#bt-houkoku .bt-video .video_wrap iframe{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
#bt-houkoku .bt-video .name{
    width: 45%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}
#bt-houkoku .bt-video .name span{
    min-width: 300px;
    padding: 20px;
    border-radius: 8px;
    border: 2px solid var(--white);
    text-align: center;
    font-size: 1.3rem;
    color: var(--white);
}

@media screen and (max-width: 999px) {/*tablet*/
    .wrap{
        width: calc(90% - 20px);
    }

    #bt-about::before{
        left: 20%;
    }
    #bt-about .title{
        margin-bottom: 64px;
    }
    #bt-about .contents .fl_box{
        flex-direction: column-reverse;
        align-items: center;
        gap: 40px 0;
    }
    #bt-about .contents .chirashi,
    #bt-about .contents .text{
        width: 100%;
    }
    #bt-about .contents .chirashi{
        text-align: center;
    }
    #bt-about .contents .chirashi figure{
        width: 150px;
        margin: 0 auto 20px;
    }

    #bt-course .headline{
        flex-direction: column;
        align-items: flex-start;
        gap: 40px 0;
    }
    #bt-course h2{
        max-width: none;
    }
    #bt-course .lunch{
        margin-left: auto;
    }
    #bt-course .course_list{
        grid-template-columns: 1fr;
    }
    #bt-course #notes::after{
        bottom: -20px;
        right: 0;
    }
    #course_0725::after{
        width: 120px;
        aspect-ratio: 1 / 1;
        background: url(../images/bt/il_07.png) no-repeat;
        background-size: contain;
        background-position: center;
        right: -20px;
        top: -100px;
    }
    #course_0730::after{
        width: 120px;
        aspect-ratio: 1 / 1;
        background: url(../images/bt/il_06.png) no-repeat;
        background-size: contain;
        background-position: center;
        left: -20px;
        top: -50px;
    }
    
    #course_0803::after{
        width: 120px;
        aspect-ratio: 2 / 3;
        background: url(../images/bt/il_02.png) no-repeat;
        background-size: contain;
        background-position: center;
        right: -20px;
        top: -140px;
    }
    #course_0805::after{
        width: 150px;
        aspect-ratio: 1 / 1;
        background: url(../images/bt/il_03.png) no-repeat;
        background-size: contain;
        background-position: center;
        left: -20px;
        top: -50px;
    }

    #after_contents .fl_box{
        flex-direction: column;
        align-items: center;
        gap: 40px 0;
    }
    #after_contents .fl_box > figure {
    width: 100%;
    min-width: auto;
    margin-right: 0;
    }
    #after_contents .fl_box > div{
        flex-basis: 100%;
        width: 100%;
    }

    #bt-howto .text{
        flex-direction: column;
        gap: 40px 0;
    }
    #bt-howto h3{
        width: 100%;
        writing-mode: horizontal-tb;
        font-size: 3rem;
        text-align: center;
    }
    #bt-howto .text > div{
        width: 100%;
    }
    #bt-howto .text ol > li::before{
        left: 0;
        top: 0;
    }
    #bt-howto .links{
        flex-direction: column;
        align-items: center;
        gap: 20px 0;
    }
    #bt-howto .links .btn{
        width: 90%;
        max-width: 480px;
    }
    
    #bt-houkoku .bt-video article{
        flex-direction: column;
        align-items: center;
        gap: 40px 0;
    }
    #bt-houkoku .bt-video article:nth-of-type(2n){
        flex-direction: column;
    }
    #bt-houkoku .bt-video .video_wrap{
        width: 90%;
        max-width: 720px;
    }
    #bt-houkoku .bt-video .name{
        width: 35%;
        font-size: 1.6rem;
    }
}

@media screen and (min-width: 0px) and (max-width: 600px){ /*smart*/
    #bus-tour{
        font-size: 1rem;
    }

    #bus-tour .btn{
        width: 100%;
    }
    #bus-tour .btn a{
        min-width: auto;
        width: 100%;
        font-size: 1.2rem;
    }
    #bus-tour .btn a::after{
        width: 60px;
        height: 60px;
    }

    #bt-about{
        padding: 64px 0 100px;
    }
    #bt-about::before{
        left: 15%;
    }
    #bt-about .about_btn_01 span{
        display: block;
    }
    #bt-about .about_btn_01 span::before, #bt-about .about_btn_01 span::after{
        position: absolute;
        bottom: 30%;
    }
    #bt-about .about_btn_01 span::before{
        left: -40px;
    }
    #bt-about .about_btn_01 span::after{
        right: -40px;
    }
    #bt-about .bus_ani img{
        height: 50px;
        animation: bus-ani 6s linear infinite;
}
    #bt-about .contents{
        margin: 100px auto 60px;
        padding: 100px 10% 60px;
    }
    #bt-about .contents::after{
        width: 170px;
        right: 10px;
        top: -80px;
        aspect-ratio: 4 / 3;
    }
    #bt-about .contents dt{
        min-width: 50%;
        font-size: 1.1rem;
    }
    #bt-about .contents dd{
        padding: 30px 15px;
    }

    #bt-course h2 em{
        font-size: 4rem;
    }
    #bt-course h2 small{
        font-size: 1.6rem;
    }
    #bt-course .lunch{
        margin-left: 0;
        width: 100%;
        padding: 20px;
    }
    #bt-course .lunch div{
        font-size: 1.1rem;
    }
    #bt-course .course_list{
        display: flex;
        flex-direction: column;
        gap: 80px 40px;
    }
    #bt-course .course_list article .image{
        padding: 40px 20px ;
    }
    #bt-course .course_list article .image time{
        right: 0;
        top: 0;
        border-radius: 0 10px 0 10px;
        padding: 10px 15px;
    }
    #bt-course .course_list article .image .fl_box{
        gap: 0 10px;
    }
    #bt-course .course_list article .name dt{
        font-size: 1.6rem;
    }
    #bt-course .course_list article span.sm_br{
        display: block;
        padding-left: 0;
    }
    #bt-course .course_list article .image figure{
        border-radius: 10px;
    }
    #bt-course .course_list article .text{
        padding: 60px 20px 20px 20px;
    }
    #bt-course .course_list article .text .fl_box{
        display: flex;
        flex-wrap: wrap;
        gap: 5px 10px;
        font-size: 0.85rem;
    }
    #bt-course .course_list article .text dl{
        width: 48%;
        gap: 0 5px;
    }
    #bt-course .course_list article .text dt{
        width: 80px;
        white-space: nowrap;
        padding: 3px;
    }
    #bt-course .course_list article .text .fl_box > *:nth-child(5) dt{
        width: 100px;
    }
    #bt-course #notes{
        padding: 60px 10% 150px;
    }
    #bt-course #notes h3{
        font-size: 1.6rem;
    }
    #bt-course #notes ul li{
        font-size: 1rem;
    }
    #bt-course #notes::after{
        width: 200px;
    }

    #course_0725::after{
        width: 100px;
        right: 10px;
    }
    #course_0730::after{
        top: -80px;
    }
    #course_0803::after{
        width: 90px;
        right: -10px;
    }
    #course_0805::after{
        width: 100px;
        left: 15px;
        top: -80px;
    }

    #bt-course #after_contents{
        padding: 60px 0;
    }
    #after_contents .af_list section{
        padding: 30px;
    }

    #bt-howto h3{
        font-size: 2rem;
    }
    #bt-howto .text ol{
        flex-direction: column;
        align-items: center;
        gap: 50px 0;
    }
    #bt-howto .text ol > li figure{
        width: 250px;
        margin: 0 auto 20px;
    }
    #bt-howto dt span{
        padding: 0;
        text-align: left;
        line-height: 1.2;
    }
    #bt-howto .links .btn{
        width: 100%;
        max-width: none;
    }
    #bt-howto .links .btn a span{
        font-size: 1rem;
    }
    #bt-howto .links .btn a em{
        font-size: 1.6rem;
    }

    #bt-houkoku{
        padding: 100px 0;
    }
    #bt-houkoku aside span{
        font-size: 5rem;
    }
    #bt-houkoku .bt-video article{
        width: 90%;
        margin:0 auto 80px ;
        gap: 20px 0;
    }
    #bt-houkoku .bt-video article:nth-of-type(2n){
        flex-direction: column;
    }
    #bt-houkoku .bt-video .video_wrap,
    #bt-houkoku .bt-video .name{
        width: 100%;
    }
    #bt-houkoku .bt-video .video_wrap{
        border-width: 6px;
        border-radius: 10px;
    }
    #bt-houkoku .bt-video .name{
        margin-top: 16px;
    }
    #bt-houkoku .bt-video .name span{
        min-width: auto;
        width: 80%;
        font-size: 1.2rem;
    }
    #bt-houkoku .bt-video article:last-of-type::after{
        width:100%;
    }
}