about_this_product {
    grid-area: about_this_product;
    font-size: 14px;
    width:17vw;
    display: grid;
}
.about_product{
    text-align: justify;
    margin-right: 0.5vw;
    width: 16vw;
    line-height: 1.75vh;}
.about_product_title{font-weight:600;margin-top:1vh;margin-bottom:1vh;}

main_product_box_brand {
    grid-area: main_product_box_brand;
    font-size: 14px;
    margin-top: 0.75vh;
    display: inline-flex;
}

main_product_box_desc_reference {
    grid-area: main_product_box_desc_reference;
    grid-template-areas:
        "product_box_brand"
        "product_box_option_container";
        width:17vw;
    font-size: 12px;
    margin-bottom: 1vh;
    margin-top: 3vh;
    background: #FFF;
    display: grid;
}

main_product_box_description {
    grid-area: main_product_box_description;
    grid-template-areas:
        "main_product_box_title"
        "main_product_box_brand"
        "main_product_box_review_rank"
        "main_product_box_price"
        "main_product_box_return"
        "main_product_box_notice"
        "main_product_box_reference";
    width: 16vw;
    display: inline-block;
    background: #FFF;
    margin-right: 0.5vw;
    margin-left: -0.65vw;
    margin-top: 2.75vh;
    margin-bottom: 1vh;
    padding: 0.5vw;
    display: inline-block;
    background: #FFF;
}
main_product_box_reference {
    grid-area: main_product_box_reference;
    height: 2vh;
    width: 16.23vw;
    background: beige;
    margin-bottom: 0.5vh;
    font-size: 12px;
    display: grid;
}

main_product_box_return {
    grid-area: main_product_box_return;
    height: 2vh;
    background: beige;
    margin-bottom: 0.5vh;
    font-size: 12px;
    width: 16.23vw;
    display: grid;
}

main_product_box_price {
    grid-area: main_product_box_price;
    height: 4vh;
    display: inline-flex;
    font-weight: 600;
    font-size: 34px;
    margin-bottom: 1vh;
}
main_product_box_return {
    grid-area: main_product_box_return;
    height: 2vh;
    background: beige;
    margin-bottom: 0.5vh;
    font-size: 12px;
    display: grid;
}
main_product_box_review_rank {
    grid-area: main_product_box_review_rank;
    width:5.6vw;
    display: flex;
}
main_product_box_title {
    grid-area: main_product_box_title;
    grid-area: main_product_box_title;
    font-weight: 600;
    font-size: 1.5em;
    display: grid;
}
product_box_brand{grid-area: product_box_brand;display:inline-flex}
.product_box_brand_title{width:5vw;}
.product_box_brand_title_value{font-weight:600}
.product_box_option{min-width:10vw}
.product_box_option_value{min-width:11vw}