.download-list {
    margin: 0 -25px;
}
.download-list .item {
    width: 33.33%;
    padding: 0 25px;
}
.download-list .item:nth-child(3n+1){
    clear: both;
}
.download-list .box {
    max-width:360px;
    margin:40px auto;
    position: relative;
    display: block;
}
.download-list .box .cover{
    position: absolute;
    font-size: 0;
    top: 0;right: 0;
    bottom: 0;left: 0;
    
}
.download-list .box:hover {
}

.download-list .pic {
    position: relative;
    overflow: hidden;
    background: #11B7DA;
    border-radius: 30px;
    max-width: 140px;
}

.download-list .name a{
    font-size: 15px;
    font-weight: bold;
    line-height: 1.2;
    display: inline-block;
    max-height: 52px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.download-list .box:hover .name {
    color: #11B7DA;
}
.txt{
    margin-left: 160px;
    position: absolute;
    top: 20%;
}
.down{
    background: url('../../images/common/download/down.png') 0 0 no-repeat;
    width: 147px;
    height: 33px;
    margin: 10px 0 0 0;
    
}
 .box:hover .down{
    background: url('../../images/common/download/down.png') 0 100% no-repeat;
}
@media screen and (max-width: 1440px) {
    .download-list .item {
        width: 50%;
        padding: 0 25px;
    }
    .download-list .item:nth-child(n){
        clear: none;
    }
    .download-list .item:nth-child(2n+1){
        clear: both;
    }
}

@media screen and (max-width: 689px) {
    .download-list .pic {
        max-width: 100px;
    }
    .txt{
        margin-left: 120px;
        top: 7%;
    }
}
@media screen and (max-width: 568px) {
    .download-list .box {
        margin:20px auto;
        max-width:100%;
    }
    .download-list .item {
        width: 100%;
    }
}