.article12 {
    position: relative;
    padding-bottom: 180px;
    background: url(../images/a12-bg.jpg);
    background-attachment: fixed;
    border-bottom: 1px solid #f23c24;
}

.article12 .article-wrapper {
    width: 100%;
}

.a12-flow-wrapper {
    position: absolute;
    bottom: 0;
    width: 100%;
    display: flex;
    flex-direction: column;
    user-select: none;
    overflow: hidden;
    z-index: 1;
}

.a12-flow {
    color: #f23c24;
    padding: 50px 0 30px 0;
    font-size: 60px;
    font-weight: 100;
    display: flex;
    white-space: nowrap;
    animation: slide 40s linear infinite;
}

.a12-title {
    margin-bottom: 6rem;
}

.mySwiper5 {
    position: relative;
    width: 100%;
}

.mySwiper5 .swiper-button-wrapper {
    position: absolute;
    top: 50%; left: 30%;
}

.mySwiper5 .swiper-button-next.swiper-button-disabled,
.mySwiper5 .swiper-button-prev.swiper-button-disabled {
    opacity: 0;
    cursor: auto;
    pointer-events: none
}

.sbw-m {
    display: none;
}


/*==================================================*/
@media (min-width: 2250px) {
    .mySwiper5 .swiper-button-wrapper {
        left: 35%;
    }
}


@media (max-width: 1919px) {
    .mySwiper5 .swiper-button-wrapper {
        left: 20%;
    }
}


@media (max-width: 1250px) {
    .article12 .article-wrapper {
        padding: 0;
    }
}


@media (max-width: 768px) {
    .a12-title {
        margin-bottom: 4rem;
    }

    .sbw-pc {
        display: none;
    }

    .sbw-m {
        display: block;
    }

    .mySwiper5 .swiper-button-wrapper {
        position: absolute;
        top: 50%; left: 50%;
        transform: translate(-50%, -50%);
        width: 90%;
        z-index: 10;
    }

    .mySwiper5 .swiper-button-next.swiper-button-disabled,
    .mySwiper5 .swiper-button-prev.swiper-button-disabled {
        opacity: 1;
        cursor: pointer;
        pointer-events: unset;
    }
}


@media (max-width: 550px) {
    .article12 {
        padding-bottom: 120px;
    }
    
    .a12-flow {
        padding: 20px 0;
        font-size: 45px;
    }
}


@media (max-width: 450px) {
    .article12 {
        padding-bottom: 100px;
    }
    
    .a12-flow {
        padding: 15px 0;
        font-size: 36px;
    }

    .mySwiper5 .swiper-button-wrapper {
        width: 95%;
    }
}