.product-content{
    width:1200px;
    margin:0px auto;
    height:auto;
}
.product-list{
    width:100%;
    display:flex;
    flex-wrap:wrap;
}
.project-item{
    width:228px;
    margin-right:15px;
    height:349px;
    display:block;
    margin-bottom: 20px;
}
.product-list .project-item:nth-child(5n){
    margin-right:0px;
}
.poject-thumb{
    width:100%;
    height:279px;
    overflow:hidden;
    border-top: #0075c2 1px solid;
    border-left: #0075c2 1px solid;
    border-right: #0075c2 1px solid;
}
.poject-thumb img{
    display: block;
    max-width: 100%;
    margin:auto;
}
.project-title{
    width: 100%;
    height: 70px;
    padding: 5px 0;
    background: #0075c2;
    text-align: center;
    color: #FFFFFF;
    font-size: 16px;
    position: relative;
    z-index: 1;
    overflow: hidden;
}
.product-name,.product-enname{
    width:100%;
    height:70px;
    line-height:70px;
    overflow:hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.product-enname{

}
.project-dark{
    width: 100%;
    height: 100%;
    background: rgba(0,105,185,0.8);
    text-align: center;
    color: #FFFFFF;
    position: relative;
    left: 0;
    top: -349px;
    z-index: 2;
    overflow: hidden;
    opacity: 1;
    transition: all 0.5s;
    display: flex;
     flex-direction: column;
    align-items: center;
    justify-content: center;
}
.project-dark:hover{
    opacity: 0;
}
.product-desc{
    margin: 0px 15px;
    height: 50px;
    line-height: 25px;
    font-size: 24px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}
/*手机*/
@media only screen and (min-width: 320px) and (max-width: 480px) {
    .product-content {
        width: 100% !important;
    }
    .product-list {
        justify-content: center;
    }
    .project-item {
        width: 168px;
    }
    .product-list .project-item:nth-child(5n) {
        margin-right: 15px;
    }
    .ls-dh {
        width: 100% !important;
        height: 100% !important;
        flex-direction: column;
        align-items: baseline;
        padding-left: 10px;
    }
    .ls-dh-l {
        white-space: nowrap;
    }
    .ls-dh-r {
        width: 100% !important;
        height: 100% !important;
        text-align: left;
        font-size: 0.2rem;
    }
    .ls-dh-r a {
        margin: 0;
        padding-right: 3px;
    }
}

/*ipad*/
@media only screen and (min-width: 481px) and (max-width: 1024px) {
    .product-content {
        width: 100% !important;
    }
    .product-list {
        justify-content: center;
    }
    .product-list .project-item:nth-child(5n) {
        margin-right: 15px;
    }
    .ls-dh {
        width: 100% !important;
        height: 100% !important;
        flex-direction: column;
        align-items: baseline;
        padding-left: 10px;
    }
    .ls-dh-l {
        white-space: nowrap;
    }
    .ls-dh-r {
        width: 100% !important;
        height: 100% !important;
        text-align: left;
        font-size: 0.2rem;
    }
    .ls-dh-r a {
        margin: 0;
        padding-right: 3px;
    }
}