.catalog{
    padding: 0 20px;
    max-width: 1440px;
}

.download-list {
    margin: 0;
}

.download-list .item {
    width: 20%;
    padding: 0 10px;
}

.download-list .item a {
    margin: 30px auto 0;
    max-width: 240px;
    max-height: 325px;
}

.download-list .pic {
    margin-bottom: 6px;
    /*border-radius: 50%;*/
    overflow: hidden;
    position: relative;
}
.download-list .pic img{
    max-width: 240px;
    width: 100%;
}

.download-list a:hover .pic:before {
    content: "DOWNLOAD";
    position: absolute;
    /* top: 5px; */
    bottom: 40px;
    left: 5px;
    right: 5px;
    color: #ffffff;
    font-size: 17px;
    z-index: 100
}

.download-list a:hover .pic:after {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 99;
    background: url(../images/download/_hover.png) 50% 50% no-repeat, rgba(0, 0, 0, 0.7);
}


.download-list .title {
    
    font-size: 15px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    /*border-bottom: solid 1px #DFDDD3;*/
    padding: 10px 5px;
}
.download-list li a{
    color: #A0A0A0;
}
.download-list li a:hover{
    color: #00A5E4;
}

@media screen and (max-width:1000px) {
    .download-list .item {
        width: 25%;
    }

}
@media screen and (max-width:767px){
    .download-list a:hover .pic:before{
        display: none;
    }
}

@media screen and (max-width:640px) {
    .download-list .item {
        width: 33.33%;
    }

}

@media screen and (max-width:480px) {
    .download-list .item {
        width: 50%;
    }

}