/**
 * banner styles
 **/
.swiper-horizontal>.swiper-pagination-bullets,
.swiper-pagination-bullets.swiper-pagination-horizontal{
    width: 1200px;
    left: 50%;
    transform: translateX(-50%);
    text-align: left;
}
.swiper-pagination-bullet{
    width: 30px;
    height: 2px;
    background: #FFFFFF;
    opacity: 1;
}
.swiper-pagination-bullet-active{
    background: #2980D3;
}

.swiper-slide{
    position: relative;
}
.swiper-slide-title{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    font-size: 60px;
    line-height: 80px;
    color: #FFFFFF;
    font-weight: bold;
    width: 1200px;
    text-align: left;
    font-style: italic;
}

@media only screen and (min-width: 1000px) and (max-width: 1440px) {
    .swiper-slide-title{
        width: 900px;
        font-size: 50px;
    }
}
@media only screen and (max-width: 1000px) {
    .swiper-slide-title{
        width: 700px;
        font-size: 40px;
        line-height: 60px;
    }
}


/**
 * about  styles
 **/
.about{
    width: 100%;
    height: 632px;
}
.about .about-content{
    width: 1200px;
    margin: 0 auto;
    position: relative;
}
.about .about-content .about-company{
    padding-top: 84px;
    width: 31%;
}
.about .about-content .about-company .about-company-title{
    font-weight: bold;
    font-size: 30px;
    color: #1A1A1A;
    line-height: 36px;
}
.about .about-content .about-company .about-company-desc{
    font-size: 14px;
    color: #616161;
    line-height: 21px;
    margin-top: 50px;
}
.more{
    width: 86px;
    height: 32px;
    border-radius: 3px 3px 3px 3px;
    border: 1px solid #2980D3;
    font-size: 14px;
    color: #2980D3;
    line-height: 32px;
    text-align: center;
    margin-top: 40px;
    cursor: pointer;
}
.more:hover{
    background: #2980D3;
    color: #FFFFFF;
}

.about .about-content .choose{
    width: 65%;
    height: 634px;
    background: #FFFFFF;
    box-shadow: 0px 15px 25px 1px rgba(0,0,0,0.1);
    border-radius: 10px 10px 10px 10px;
    position: absolute;
    top: -62px;
    right: 0;
    z-index: 1;
    padding: 80px 30px 60px;
}
.about .about-content .choose .choose-title{
    font-weight: bold;
    font-size: 38px;
    color: #1A1A1A;
    line-height: 50px;
}
.about .about-content .choose .choose-list{
    margin-top: 65px;
}
.about .about-content .choose .choose-list .choose-item{
    width: 50%;
    float: left;
    margin-top: 18px;
    line-height: 22px;
}
.about .about-content .choose .choose-list .choose-item .choose-item-icon{
    width: 13px;
    height: 9px;
    float: left;
}
.about .about-content .choose .choose-list .choose-item .choose-item-icon img{
    width: 100%;
    height: 100%;
}
.about .about-content .choose .choose-list .choose-item .choose-item-title{
    font-size: 20px;
    color: #616161;
    margin-left: 16px;
    float: left;
    width: calc(100% - 33px);
}
.about .about-content .choose .choose-line{
    width: 100%;
    height: 5px;
    background: #2980D3;
    border-radius: 3px 3px 3px 3px;
    margin: 98px 0 60px;
}
.about .about-content .choose .choose-engineering {

}
.about .about-content .choose .choose-engineering .choose-engineering-item{
    width: 33.3%;
    float: left;
    text-align: center;
    cursor: pointer;
}
.about .about-content .choose .choose-engineering .choose-engineering-item .choose-engineering-item-num{
    font-family: DIN, DIN;
    font-weight: bold;
    font-size: 42px;
    color: #1A1A1A;
    line-height: 52px;
}
.about .about-content .choose .choose-engineering .choose-engineering-item .choose-engineering-item-title {
    font-weight: bold;
    font-size: 14px;
    color: #1A1A1A;
    line-height: 16px;
    margin-top: 38px;
}
.about .about-content .choose .choose-engineering .choose-engineering-item:hover .choose-engineering-item-num{
    color: #2980D3;
}

@media only screen and (min-width: 1000px) and (max-width: 1440px) {
    .about{
        height: 520px;
    }
    .about .about-content{
        width: 900px;
    }
    .about .about-content .about-company{
        padding-top: 40px;
    }
    .about .about-content .about-company .about-company-title{
        font-size: 24px;
    }
    .about .about-content .about-company .about-company-desc{
        margin-top: 30px;
    }
    .about .about-content .choose{
        padding: 40px 30px 60px;
        height: 550px;
    }
    .about .about-content .choose .choose-title{
        font-size: 24px;
    }
    .about .about-content .choose .choose-list{
        margin-top: 30px;
    }
    .about .about-content .choose .choose-line{
        margin: 60px 0 40px;
    }
    .about .about-content .choose .choose-engineering .choose-engineering-item .choose-engineering-item-num{
        font-size: 30px;
    }
    .about .about-content .choose .choose-engineering .choose-engineering-item .choose-engineering-item-title{
        margin-top: 20px;
    }
}
@media only screen and (max-width: 1000px) {
    .about{
        /*height: 520px;*/
    }
    .about .about-content{
        width: 700px;
        height: 95%;
    }
    .about .about-content .about-company{
        padding-top: 30px;
        width: 100%;
    }
    .about .about-content .about-company .about-company-title{
        font-size: 24px;
    }
    .about .about-content .about-company .about-company-desc{
        margin-top: 20px;
    }
    .about .more{
        margin-top: 20px;
    }
    .about .about-content .choose{
        padding: 20px;
        height: 340px;
        width: 100%;
        top: auto;
        bottom: 0;
    }
    .about .about-content .choose .choose-title{
        font-size: 24px;
    }
    .about .about-content .choose .choose-list{
        margin-top: 10px;
    }
    .about .about-content .choose .choose-line{
        margin: 30px 0 20px;
    }
    .about .about-content .choose .choose-engineering .choose-engineering-item .choose-engineering-item-num{
        font-size: 24px;
    }
    .about .about-content .choose .choose-engineering .choose-engineering-item .choose-engineering-item-title{
        margin-top: 0;
    }
}


/**
 * hot products styles
 **/
.hot-products{
    width: 100%;
    padding: 60px 0;
    background: #F4F4F4;
}
.hot-products .hot-products-content{
    width: 1200px;
    margin: 0 auto;
}
.hot-products .hot-products-title{
    font-weight: bold;
    font-size: 30px;
    color: #333333;
    line-height: 33px;
    text-align: center;
}
.hot-products .hot-products-list{
    margin-top: 40px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}
.hot-products .hot-products-list .hot-products-item{
    width: 24%;
    margin-top: 20px;
}
.hot-products .hot-products-list .hot-products-item:nth-child(-n+4){
    margin-top: 0;
}
.hot-products .hot-products-list .hot-products-item .hot-products-item-img{
    width: 100%;
    aspect-ratio: 1/1;
    position: relative;
    overflow: hidden;
}
.hot-products .hot-products-list .hot-products-item img{
    width: 100%;
    height: 100%;
}
.hot-products .hot-products-list .hot-products-item .hot-products-item-title{
    font-weight: bold;
    font-size: 16px;
    color: #333333;
    line-height: 30px;
    text-align: left;
    font-style: normal;
    text-transform: none;
    margin-top: 10px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.hot-products .hot-products-list .hot-products-item .hot-products-item-category{
    font-size: 14px;
    color: #999999;
    line-height: 16px;
    margin-top: 10px;
}
.hot-products .hot-products-list .hot-products-item .hot-products-item-img::before {
    position: absolute;
    top: 0;
    left: -100%;
    z-index: 2;
    display: block;
    content: '';
    width: 50%;
    height: 100%;
    background: linear-gradient(to right, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.7) 100%);
    transform: skewX(-25deg);
}
.hot-products .hot-products-list .hot-products-item:hover .hot-products-item-img::before {
    -webkit-animation: shine .75s;
    animation: shine .75s;
}
@-webkit-keyframes shine {
    100% {
        left: 125%;
    }
}
@keyframes shine {
    100% {
        left: 100%;
    }
}

.hot-products .more{
    margin: 40px auto 0;
}

@media only screen and (min-width: 1000px) and (max-width: 1440px) {
    .hot-products .hot-products-content{
        width: 900px;
    }
    .hot-products .hot-products-list .hot-products-item .hot-products-item-title{
        font-size: 14px;
        line-height: 20px;
    }
}
@media only screen and (max-width: 1000px) {
    .hot-products .hot-products-content{
        width: 700px;
    }
    .hot-products .hot-products-list .hot-products-item .hot-products-item-title{
        font-size: 12px;
        line-height: 16px;
    }
    .hot-products .hot-products-list .hot-products-item .hot-products-item-category{
        font-size: 12px;
        margin-top: 4px;
    }
}



/**
 * quote styles
 **/
.index-quote{
    width: 100%;
    height: 140px;
    background: #2980D3;
}
.index-quote .index-quote-content{
    width: 1200px;
    height: 100%;
    margin: 0 auto;
}
.index-quote .index-quote-content .index-quote-title{
    font-weight: bold;
    font-size: 30px;
    color: #FFFFFF;
    line-height: 140px;
    float: left;
}
.index-quote .index-quote-content .index-quote-btn{
    width: 140px;
    height: 50px;
    background: #FFFFFF;
    border-radius: 4px 4px 4px 4px;
    float: right;
    margin-top: 45px;
    font-size: 18px;
    color: #2980D3;
    line-height: 50px;
    text-align: center;
    cursor: pointer;
}

@media only screen and (min-width: 1000px) and (max-width: 1440px) {
    .index-quote .index-quote-content{
        width: 900px;
    }
    .index-quote .index-quote-content .index-quote-title{
        font-size: 24px;
    }
}
@media only screen and (max-width: 1000px) {
    .index-quote .index-quote-content{
        width: 700px;
    }
    .index-quote .index-quote-content .index-quote-title{
        font-size: 20px;
    }
    .index-quote .index-quote-content .index-quote-btn{
        height: 40px;
        margin-top: 50px;
        line-height: 40px;
        width: 100px;
        font-size: 14px;
    }
}

/**
 * brands styles
 **/
.brands{
}
.brands .brands-content{
    width: 1200px;
    margin: 0 auto;
    padding: 60px 0;
}
.brands .brands-content .brands-title{
    font-weight: bold;
    font-size: 30px;
    color: #000000;
    line-height: 33px;
    text-align: center;
}
.brands .brands-content .brands-list{
    margin-top: 40px;
}
.brands .brands-content .brands-list .brands-item{
    width: 24%;
    aspect-ratio: 285 / 204;
    background: #FFFFFF;
    box-shadow: 0 5px 15px 1px rgba(0,0,0,0.1);
    border-radius: 5px;
    float: left;
    margin-top: 20px;
    margin-right: 1.33333333%;
    overflow: hidden;
    cursor: pointer;
}
.brands .brands-content .brands-list .brands-item:nth-child(-n+4){
    margin-top: 0;
}
.brands .brands-content .brands-list .brands-item:nth-child(4n){
    margin-right: 0;
}
.brands .brands-content .brands-list .brands-item img{
    width: 100%;
    height: 100%;
    transition: all .5s;
}
.brands .brands-content .brands-list .brands-item:hover img{
    transform: scale(1.1);

}


@media only screen and (min-width: 1000px) and (max-width: 1440px) {
    .brands .brands-content{
        width: 900px;
    }
}
@media only screen and (max-width: 1000px) {
    .brands .brands-content{
        width: 700px;
    }
}