.article3 {
    background-color: #f5f5f5;
    background: url(../images/a3-bg.jpg) no-repeat;
    background-attachment: fixed;
    background-size: cover;
}

.article3 .article-wrapper {
    width: 1400px;
}

.a3-wrapper {
    width: 100%;
    display: flex;
    justify-content: space-between;
    gap: 8rem;
}

.a3-title {
    position: sticky;
    top: 120px;
    width: fit-content;
    height: fit-content;
    z-index: 10;
}

.a3-title p {
    color: var(--main-color);
    font-size: 19px;
    font-weight: 600;
    font-family: 'Montserrat';
    margin-bottom: 1.5rem;
    letter-spacing: 0;
}

.a3-title h5 {
    color: #444;
    font-size: 45px;
    font-weight: 200;
    line-height: 1.45;
}

.a3-title h5 span {
    font-size: 55px;
    font-weight: 700;
}

.a3-box-wrapper {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.a3-box {
    position: relative;
}

.a3-box-text {
    position: absolute;
    bottom: 40px; left: 40px;
    color: #fff;
}

.a3-box-text h5 {
    font-size: 26px;
    text-shadow: 0 0 30px rgba(0, 0, 0, .4);
}


/*==================================================*/
@media (max-width: 1450px) {
    .article3 .article-wrapper {
        width: 100%;
    }
}


@media (max-width: 1250px) {
    .a3-wrapper {
        flex-direction: column;
        justify-content: unset;
        gap: 3rem;
    }

    .a3-title {
        position: static;
    }

    .a3-box img {
        width: 100%;
    }
}


@media (max-width: 768px) {
    .a3-title h5 {
        font-size: 36px;
    }

    .a3-title h5 span {
        font-size: 45px;
    }
}


@media (max-width: 550px) {
    .a3-box-wrapper {
        gap: 1rem;
    }
    
    .a3-box-text {
        bottom: 30px; left: 30px;
    }

    .a3-box-text h5 {
        font-size: 20px;
    }
}


@media (max-width: 450px) {
    .a3-title p {
        font-size: 16px;
    }
    
    .a3-title h5 {
        font-size: 22px;
    }

    .a3-title h5 span {
        font-size: 26px;
    }
}