.page_product {
    display: flex;
    margin: 30px auto;
    border: 1px solid #c4c4c4;
    padding: 10px 0;
}

.image_product {
    width: 50%;
    display: flex;
    justify-content: center;
    padding: 0 10px;
}

.image_product img {
    width: 400px;
    border-radius: 50%;
}

.about_product {
    width: 50%;
    padding: 0 10px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: space-between;

}

.about_product h1 {
    font-size: 30px;
    color: #ff0000;
}

.about_product p {
    font-size: 16px;
    line-height: 33px;
}

.about_product a {
    color: #fff;
    background: #008000;
    padding: 12px 55px;
    border-radius: 5px;
    margin: 6px 0;
}

@media (max-width: 991px) {
    .page_product {
        flex-direction: column;
        justify-content: center;
        align-items: center;
    }
    
    .image_product {
        width: 90%;
        height: 100%;
    }

    .image_product img {
        width: 100%;
        height: 100%;
    }

    .about_product {
        align-items: center;
        width: 90%;
    }

    .about_product h1 {
        font-size: 22px;
        margin: 20px 0;
        text-align: center;
    }

    .about_product p {
        font-size: 14px;
        margin-bottom: 20px;
    }

    .about_product a {
        text-align: center;
    }
}