.article4 {
    position: relative;
    overflow: hidden;
}

.article4 .article-wrapper {
    width: 1400px;
}

.a4-bg {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 100%;
    height: 350px;
    background-color: var(--main-color);
    z-index: 1;
}

.a4-title {
    width: 100%;
    margin-bottom: 3rem;
}

.a4-title h4 {
    color: var(--main-color);
    font-size: 16px;
    font-weight: 600;
    font-family: 'Montserrat';
    margin-bottom: 2rem;
    letter-spacing: 0;
}

.a4-title h5 {
    color: #444;
    font-size: 55px;
    font-weight: 200;
    line-height: 1.35;
}

.a4-title h5 span {
    font-weight: 600;
}

.a4-title p {
    color: #aaa;
    font-size: 19px;
    font-weight: 300;
    line-height: 1.65;
    margin-top: 2rem;
}

.a4-title .swiperBtn-wrapper {
    gap: 1.5rem;
    margin-top: 3rem !important;
}

.a4-title .swiperBtn-wrapper .sbp,
.a4-title .swiperBtn-wrapper .sbn {
    color: #c0ac9b90;
    width: 46px;
    height: 46px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 0;
    border: 1px solid #c0ac9b80;
    opacity: 1;
}

.a4-title .swiperBtn-wrapper .sbp:hover,
.a4-title .swiperBtn-wrapper .sbn:hover {
    background: #c0ac9b15;
}

.a4Swiper {
    width: 100%;
    z-index: 10;
}

.a4Swiper .swiper-slide {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
}

.a4Swiper .ss-text h5 {
    color: #fff;
    font-size: 24px;
    font-weight: 600;
}

.a4Swiper .ss-text p {
    color: #fff;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.5;
    margin-top: 1rem;
}


/*==================================================*/
@media (max-width: 1450px) {
    .article4 .article-wrapper {
        width: 100%;
        padding: 0 20px;
    }
}


@media (max-width: 550px) {
    .a4-bg {
        height: 300px;
    }
    
    .a4-title h5 {
        font-size: 36px;
    }

    .a4-title p {
        font-size: 15px;
    }

    .a4-title a {
        font-size: 13px;
        margin-top: 3rem;
    }

    .a4-title .swiperBtn-wrapper {
        margin-top: 2rem !important;
    }

    .a4-title .swiperBtn-wrapper .sbp,
    .a4-title .swiperBtn-wrapper .sbn {
        width: 40px;
        height: 40px;
        font-size: 17px;
    }

    .a4Swiper .swiper-slide {
        gap: 1rem;
    }

    .a4Swiper .ss-text h5 {
        font-size: 18px;
    }
    
    .a4Swiper .ss-text p {
        font-size: 13px;
    }
}