/**
 * banner styles
 **/
.swiper-pagination-bullet{
    color: #fff;
    font-size: 18px;
    margin-left: 10px;
    line-height: 32px;
    background-color: transparent;
    width: 32px;
    height: 32px;
    opacity: 1;

}
.swiper-pagination-bullet-active{
    color: #2980D3;
    font-size: 32px;
    font-weight: bold;
}

.swiper-slide{
    position: relative;
}
.swiper-slide-title{
    position: absolute;
    top: 50%;
    right: 10%;
    transform: translateY(-50%);
    font-size: 70px;
    color: #2980D3;
    font-weight: bold;
    width: auto;
    text-align: right;
}
.swiper-slide-first-title{
    left: 10%;
    text-align: left;
}

@media only screen and (min-width: 1100px) and (max-width: 1440px) {
    .swiper-slide-title{
        font-size: 50px;
    }
}
@media only screen and (max-width: 1100px) {
    .swiper-slide-title{
        font-size: 40px;
    }
}


/**
 * hot products styles
 **/
.hot-products{
    max-width: 1440px;
    margin: 0 auto;
    padding: 80px 0;
}
.hot-products .hot-products-title{
    font-family: Arial, Arial;
    font-weight: bold;
    font-size: 42px;
    color: #333333;
    line-height: 42px;
    text-align: center;
    font-style: italic;
}
.hot-products .hot-products-desc{
    font-family: Arial, Arial;
    font-size: 18px;
    color: #333333;
    line-height: 18px;
    text-align: center;
    margin-top: 20px;
}
.hot-products .hot-products-list{
    margin-top: 60px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
}
.hot-products .hot-products-list .hot-products-item{
    width: 337px;
    height: 448px;
    margin-top: 40px;
}
.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: 337px;
    height: 337px;
    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-family: Arial, Arial;
    font-weight: bold;
    font-size: 20px;
    color: #333333;
    line-height: 30px;
    margin-top: 15px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}
.hot-products .hot-products-list .hot-products-item .hot-products-item-desc{
    font-family: Arial, Arial;
    font-size: 16px;
    color: #333333;
    line-height: 16px;
    margin-top: 15px;
}
.hot-products .hot-products-list .hot-products-item .product_list_item_btn div{
    margin-top: 10px;
    float: left;
    width: 100px;
    height: 36px;
    background: #2980D3;
    border-radius: 25px;
    line-height: 36px;
    text-align: center;
    color: #FFFFFF;
    cursor: pointer;
    font-size: 12px;
}
.hot-products .hot-products-list .hot-products-item .product_list_item_btn .product_list_item_btn_download{
    background-color: #FFBE53;
    margin-left: 20px;
}
.hot-products .hot-products-list .hot-products-item:hover .hot-products-item-title,
.hot-products .hot-products-list .hot-products-item:hover .hot-products-item-desc{
    color: #2980D3;
}
.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%;
    }
}

@media only screen and (min-width: 1100px) and (max-width: 1440px) {
    .hot-products{
        max-width: 1100px;
    }
    .hot-products .hot-products-list .hot-products-item:nth-child(-n+4){
        margin-top: 40px;
    }
    .hot-products .hot-products-list .hot-products-item:nth-child(-n+3){
        margin-top: 0;
    }
}

/**
 * about  styles
 **/
.about{
    max-width: 1440px;
    margin: 0 auto;
}
.about .about-title{
    font-family: Arial, Arial;
    font-weight: bold;
    font-size: 42px;
    color: #333333;
    line-height: 42px;
    text-align: center;
    font-style: italic;
}
.about .about-desc{
    font-family: Arial, Arial;
    font-size: 18px;
    color: #333333;
    line-height: 30px;
    margin-top: 20px;
}
.about .about-content{
    margin-top: 60px;
}
.about .about-content ul{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}
.about .about-content .about-content-item{
    width: 33.33%;
}
.about .about-content .about-content-item .about-content-num{
    font-family: DIN, DIN;
    font-weight: bold;
    font-size: 42px;
    color: #333333;
    line-height: 42px;
    text-align: center;
}
.about .about-content .about-content-item .about-content-line{
    width: 100%;
    height: 1px;
    background: #ECECEC;
    margin-top: 30px;
}
.about .about-content .about-content-item .about-content-title{
    font-family: Arial, Arial;
    font-size: 20px;
    color: #333333;
    line-height: 30px;
    margin-top: 30px;
    text-align: center;
    margin-bottom: 0;
}
.about .about-content .about-content-item .about-content-desc{
    font-family: Arial, Arial;
    font-size: 20px;
    color: #999999;
    line-height: 30px;
    text-align: center;
}
.about .about-content .about-content-item:hover .about-content-num{
    color: #2980D3;
}
.about .about-img{
    width: 100%;
    margin-top: 60px;
}
.about .about-img img{
    width: 100%;
    height: auto;
}

@media only screen and (min-width: 1100px) and (max-width: 1440px) {
    .about{
        max-width: 1100px;
    }
}
@media only screen and (min-width: 800px) and (max-width: 1100px) {
    .about{
        max-width: 800px;
    }
}

/**
* choose  styles
***/
.choose-warp{
    width: 100%;
    margin: 80px auto 0;
    padding: 80px 0;
    background: #F3F2F9;
}
.choose-warp .choose{
    max-width: 1440px;
    margin: 0 auto;
}
.choose .choose-title{
    font-family: Arial, Arial;
    font-weight: bold;
    font-size: 42px;
    color: #333333;
    line-height: 42px;
    text-align: center;
    font-style: italic;
}
.choose .choose-desc{
    font-family: Arial, Arial;
    font-size: 18px;
    color: #333333;
    line-height: 27px;
    text-align: center;
    margin-top: 20px;
    padding: 0 100px;
}
.choose .choose-list{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    margin-top: 30px;
 }
 .choose .choose-list .choose-item{
     width: 460px;
     height: 400px;
     background-color: #FFFFFF;
     margin-top: 30px;
     padding: 30px;

 }
.choose .choose-list .choose-item .choose-item-icon{
    width: 50px;
    height: 50px;
    margin-top: 50px;
    overflow: hidden;
}
.choose .choose-list .choose-item .choose-item-icon img{
    width: 100%;
    height: 100%;
    transition: transform 1s ease;
}
.choose .choose-list .choose-item .choose-item-icon img.rotated {
    transform: rotateY(360deg);
}
.choose .choose-list .choose-item .choose-item-title{
    font-family: Arial, Arial;
    font-weight: bold;
    font-size: 30px;
    color: #333333;
    line-height: 30px;
    margin-top: 40px;
}
.choose .choose-list .choose-item .choose-item-desc{
    font-family: Arial, Arial;
    font-size: 16px;
    color: #333333;
    line-height: 30px;
    margin-top: 30px;
}
.choose .choose-list .choose-item.active{
    background: #2980D3;
}
.choose .choose-list .choose-item.active .choose-item-title,
.choose .choose-list .choose-item.active .choose-item-desc{
    color: #FFFFFF;
}