#banner {
    height: calc(100vw*658/1920);
    position: relative;
    background-color: rgba(25, 154, 210, 0.51);
    margin-top: 92px;
}

#bannerMobile {
    display: none;
}

#banner::before {
    content: "";
    position: absolute;
    background: url("../images/banner-background-011.png") no-repeat;
    background-size: calc(100vw*1597/1920) calc(100vw*958/1920);
    mix-blend-mode: multiply;
    top: -250px;
    left: 0;
    width: calc(100vw*1597/1920);
    height: calc(100vw*958/1920);
    opacity: 82%;
    z-index: 1;
}

#banner::after {
    content: "";
    position: absolute;
    background: url("../images/banner-background-02.png") no-repeat;
    background-size: calc((100vw / 1920)* 1077) calc((100vw / 1920)*658);
    top: 0px;
    right: 0;
    width: calc((100vw / 1920)*1077);
    height: calc((100vw / 1920)*658);
    z-index: 2;
}

#banner img {
    position: absolute;
    bottom: -25px;
    left: 0;
    width: 100%;
    /* height: 146px; */
    height: auto;
    z-index: 3;
    opacity: 0.59;
    mix-blend-mode: color-dodge;
}

#banner .banner-content {
    position: absolute;
    width: 750px;
    height: 383px;
    top: 50%;    
    right: calc(50% - 20px);
    z-index: 4;
    padding-top: 30px;
    margin-top: -200px;
}

#banner .banner-content .bc-item {
    width: 100%;
    height: 353px;
    border: 5px solid #288DBA;
    border-radius: 50px 0 50px 0;
    background-color: rgba(255, 255, 255, 0.88);
    position: relative;
}

#banner .banner-content .bc-item .bci-title {
    width: 427px;
    height: 60px;
    border-radius: 39px;
    background: linear-gradient(275deg, #44ACDB, #227CA2);
    position: absolute;
    left: 50%;
    margin-left: -213.5px;
    top: -30px;
    text-align: center;
    line-height: 60px;
    font-size: 24px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 2.4px;
}

#banner .banner-content .bc-item h1 {
    font-size: 61px;
    font-weight: 800;
    color: #288DBA;
    letter-spacing: 6.1px;
    text-align: center;
    margin-top: 75px;
}

#banner .banner-content .bc-item p.sub-h1 {
    font-size: 45px;
    font-weight: 800;
    color: #288DBA;
    text-align: center;
    letter-spacing: 4.5px;
    position: relative;
}

#banner .banner-content .bc-item p.sub-h1::before {
    content: "";
    position: absolute;
    width: 129px;
    height: 2px;
    background-color: #288DBA;
    left: 100px;
    top: 50%;
    margin-top: -1px;
}

#banner .banner-content .bc-item p.sub-h1::after {
    content: "";
    position: absolute;
    width: 150px;
    height: 2px;
    background-color: #288DBA;
    right: 100px;
    top: 50%;
    margin-top: -1px;
}

#banner .banner-content .bc-item p.sub-title {
    font-size: 18px;
    font-weight: 500;
    letter-spacing: 1.8px;
    color: #fff;
    background-color: #288DBA;
    width: 580px;
    height: 39px;
    line-height: 39px;
    text-align: center;
    margin: 0 auto;
}

#banner .banner-content .bc-item p br.mobile-br{
    display: none;
}

@media (max-width: 1500px) {
    #banner::before {
        width: 100%;
        background-size: 100% calc((100vw / 1500)*900);
    }

    #banner .banner-content {
        width: 650px;
        height: 300px;
    }

    #banner .banner-content .bc-item h1{
        margin-top: 40px;
        font-size: 50px;
    }

    #banner .banner-content .bc-item p.sub-h1{
        font-size: 40px;
    }

    #banner .banner-content .bc-item p.sub-h1::before{
        left: 75px;
    }

    #banner .banner-content .bc-item p.sub-h1::after{
        right: 57px;
    }

    #banner .banner-content .bc-item{
        height: 271px;
    }
}

@media (max-width: 1440px) {
    #banner{
        margin-top: 102px;
    }
}

@media (max-width: 1399.98px) {
    #banner::before {
        width: 100%;
        background-size: 100% calc((100vw / 1500)*900);
    }

    #banner .banner-content {
        width: calc(50vw - 50px);
    }

    #banner .banner-content .bc-item h1 {
        font-size: 44px;
    }

    #banner .banner-content .bc-item p.sub-h1 {
        font-size: 35px;
    }

    #banner .banner-content .bc-item p.sub-h1::before {
        left: 60px;
        width: 100px;
    }

    #banner .banner-content .bc-item p.sub-h1::after {
        width: 100px;
        right: 65px;
    }

    #banner .banner-content .bc-item p.sub-title {
        width: 458px;
        font-size: 14px;
    }
}

@media (max-width: 1199.98px) {
    #banner .banner-content .bc-item .bci-title {
        width: 348px;
        margin-left: -174px;
        font-size: 22px;
    }

    #banner .banner-content .bc-item h1 {
        font-size: 35px;
    }

    #banner .banner-content .bc-item p.sub-h1 {
        font-size: 30px;
    }

    #banner .banner-content .bc-item p.sub-h1::before {
        left: 40px;
        width: 80px;
    }

    #banner .banner-content .bc-item p.sub-h1::after {
        width: 80px;
        right: 45px;
    }

    #banner .banner-content .bc-item p.sub-title {
        width: 375px;
        font-size: 12px;
    }
}

@media (max-width: 991.98px) {
    #banner .banner-content .bc-item .bci-title {
        width: 256px;
        margin-left: -128px;
        font-size: 18px;
    }

    #banner .banner-content .bc-item h1 {
        font-size: 25px;
    }

    #banner .banner-content .bc-item p.sub-h1 {
        font-size: 20px;
    }

    #banner .banner-content .bc-item p.sub-h1::before {
        left: 25px;
        width: 60px;
    }

    #banner .banner-content .bc-item p.sub-h1::after {
        width: 60px;
        right: 30px;
    }

    #banner .banner-content .bc-item p.sub-title {
        width: 285px;
        font-size: 9px;
    }

    #banner .banner-content .bc-item {
        height: 250px;
    }

    #banner .banner-content {
        height: 280px;
        top: 50%;
        margin-top: -140px;
    }
}

@media (max-width: 767.98px) {
    #banner {
        display: none;
    }

    #bannerMobile {
        display: block;
        width: 375px;
        height: 444px;
        background: url("../images/shoukai-page-banner-mobile-02.png") no-repeat, url("../images/shoukai-page-banner-mobile-01.webp") no-repeat;
        background-size: cover, cover;
        background-position: center, center;
        margin: 0 auto;
        position: relative;
        z-index: 1;
        margin-top: 51px;
    }

    #bannerMobile::after{
        content: "";
        position: absolute;
        width: 39px;
        height: 376px;
        background: url("../images/for-rec-mob.png") no-repeat;
        background-size: cover;
        mix-blend-mode: color-dodge;
        top: 17px;
        right: 28px;
        opacity: 0.6;
        z-index: -1;
    }

    #bannerMobile img.banner-img {
        width: auto;
        height: 143px;
        position: absolute;
        left: 32px;
        top: 16px;
    }

    #bannerMobile .banner-content {
        width: 345px;
        height: 213px;
        background-color: #fff;
        border: 5px solid #288DBA;
        border-radius: 30px 0 30px 0;
        margin: 0 auto;
        position: absolute;
        padding-top: 26px;
        padding-left: 7px;
        padding-right: 7px;
        left: 15px;
        bottom: 56px;
    }

    #bannerMobile .banner-content .bm-bc-title {
        width: 308px;
        height: 43px;
        border-radius: 39px;
        background: linear-gradient(275deg, #44ACDB, #227CA2);
        font-size: 18px;
        font-weight: 700;
        color: #fff;
        text-align: center;
        line-height: 43px;
        letter-spacing: 1.8px;
        margin: 0 auto;
    }

    #bannerMobile .banner-content h4 {
        font-size: 30px;
        font-weight: 800;
        letter-spacing: 0;
        color: #288DBA;
        text-align: center;
    }

    #bannerMobile .banner-content .bm-bc-sub-h4 {
        font-size: 25px;
        font-weight: 800;
        color: #288DBA;
        letter-spacing: 2.5px;
        width: fit-content;
        margin: 0 auto;
        position: relative;
    }

    #bannerMobile .banner-content .bm-bc-sub-h4::before {
        content: "";
        position: absolute;
        width: 71px;
        height: 1px;
        background-color: #288DBA;
        left: -73.5px;
        top: 50%;
        margin-top: -1px;
    }

    #bannerMobile .banner-content .bm-bc-sub-h4::after {
        content: "";
        position: absolute;
        width: 71px;
        height: 1px;
        background-color: #288DBA;
        right: -71.5px;
        top: 50%;
        margin-top: -1px;
    }

    #bannerMobile .banner-content .bc-sub {
        width: 279px;
        height: 70px;
        background-color: #288DBA;
        position: absolute;
        bottom: -40px;
        left: 50%;
        margin-left: -139.5px;
        font-size: 16px;
        font-weight: 700;
        color: #fff;
        padding: 10px 4px 10px 15px;
    }
}