.about_us_menu_box{
    display: flex;
    font-weight: bold;
    font-size: 1rem;
}
.about_us_menu{
    padding: 1rem 2rem;
    cursor: pointer;
}

.about_us_menu:hover{
    background: #ca2e2f;
    color: #fff;
}

.workshop_plant_body {
    margin-top: 5rem;
    min-height: 70vh;
}

.about_us_page{
    color: #ca2e2f;
}
.workshop_plant_top_menu {
    padding: 0.2rem 10rem;
    background: #f8f8f8;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.crumbs_bar_box .breadcrumb_navigation_bar {
    color: #707070;
}

.crumbs_bar_box .breadcrumb_navigation_bar_icon::before {
    background: url(../imgs/shouye.png) no-repeat;
    background-size: contain;
    background-position: center;
}

.workshop_plant {
    background: #ca2e2f;
    color: #fff;
}

.our_factory_box {
    padding: 5rem 10rem;
    background: #f8f8f8;
}

.our_factory_title {
    font-size: 2.5rem;
    color: #ca2e2f;
    text-align: center;
    font-weight: 500;
}

.our_factory_text {
    margin: 2rem 0;
    text-align: center;
    line-height: 1.8;
    color: #616161;
    font-size: 0.9rem;
}

.our_factory_select_box {
    margin-top: 2rem;
    display: flex;
    justify-content: center;
    flex-flow: wrap;
}

.our_factory_select_li {
    padding: 0.5rem 4rem;
    border-radius: 5px;
    border: 1px solid #ca2e2f;
    margin-right: 10px;
    cursor: pointer;
}

.our_factory_select_li.our_factory_select_active {
    background: #ca2e2f;
    color: #fff;
}

.our_factory_change_box {
    margin-top: 2rem;
}

.our_factory_change {
    display: none;
    justify-content: space-around;
}

:root {
    --animate-duration: 1s;
    --animate-delay: 1s;
    --animate-repeat: 1;
}

.our_factory_change.our_factory_change_active,
.our_factory_change.our_factory_change_actives {
    display: flex;
    flex-flow: wrap;
}

.our_factory_change.our_factory_change_actives .our_factory_change_li {
    animation: slideRight 0.3s ease-in-out;
}

.our_factory_change.our_factory_change_active .our_factory_change_li {
    animation: slideLeft 0.3s ease-in-out;
}

.our_factory_change_li {
    width: 30%;
}

.our_factory_change_li_img {
    min-height: 15rem;
    overflow: hidden;
    position: relative;
}


.our_factory_change_li img {
    position: absolute;
    left: 0%;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.our_factory_change.our_factory_change_actives .our_factory_change_li img {
    animation: slideInRight 0.5s ease-in-out;
}

.our_factory_change.our_factory_change_active .our_factory_change_li img {
    animation: slideInLeft 0.5s ease-in-out;
}

.our_factory_change_li_title {
    text-align: center;
    margin-top: 0.5rem;
}






@media (max-width: 899px) {
    .workshop_plant_body {
        margin-bottom: 6rem;
    }

    .workshop_plant_top_menu {
        padding: 0.2rem 5rem;
    }

    .our_factory_box {
        padding: 5rem;
    }
}

@media (max-width: 650px) {
    .our_factory_select_li {
        margin-bottom: 1rem;
    }
}

@media (max-width: 600px) {
    .workshop_plant_top_menu {
        flex-flow: wrap;
        background: #fff;
    }

    .crumbs_bar_box {
        width: 100%;
        margin: 1rem 0;
    }

    .about_us_menu_box {
        width: 100%;
        overflow-x: auto;
    }

    .about_us_menu {
        padding: 0.5rem 0;
        margin-right: 2rem;
        white-space: nowrap;
    }

    .about_us_menu:hover {
        background: none;
        color: #ca2e2f;
        border-bottom: 2px solid;
        border-image: linear-gradient(to right, #ca2e2f, transparent) 1;
    }

    .workshop_plant {
        background: none;
        color: #ca2e2f;
        border-bottom: 2px solid;
        border-image: linear-gradient(to right, #ca2e2f, transparent) 1;
    }

}

@media (max-width: 500px) {

    .our_factory_box {
        padding: 2rem 5rem;
    }
    .our_factory_change_li {
        width: 45%;
        margin-bottom: 1rem;
    }
}


@media (max-width: 400px) {
    .workshop_plant_top_menu {
        padding: 0.2rem 2rem;
    }

    .our_factory_box {
        padding: 2rem;
    }

    .our_factory_change_li {
        width: 85%;
        margin-bottom: 1rem;
    }
}