.download-list {
    max-width: 1360px;
    margin: 0 auto;
}
.download-list .item {
    width: 25%;
    padding: 0 7px;
}
.download-list .item:nth-child(4n+1) {
    clear: left;
}
.download-list .box {
    max-width: 250px;
    margin: 0 auto 20px;
    text-align: center;
    position: relative;
}
.download-list .box .cover{
    font-size: 0;
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: 100%;
    z-index:30;   
}
.download-list .pic {
    background: url('../../images/common/download/pic_bg.png');
    padding: 6px;
    margin-bottom: 3px;
}

.download-list .box .pic img {
    -moz-transform: scale(1);
    -webkit-transform: scale(1);
    -o-transform: scale(1);
    -ms-transform: scale(1);
    transform: scale(1);
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -ms-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
}
.download-list .box:hover .pic img {
    -moz-transform: scale(1.1);
    -webkit-transform: scale(1.1);
    -o-transform: scale(1.1);
    -ms-transform: scale(1.1);
    transform: scale(1.1);
}
.download-list .name{
    color: #4C513F;
    font-size: 16px;
    line-height: 32px;
    white-space: nowrap;
    -ms-text-overflow: ellipsis;
    text-overflow: ellipsis;
    overflow: hidden;
    height: 32px;
    border: 1px solid #ddd;
    border-width: 1px 0;
    max-width: 238px;
    margin: 0 auto;
}
.download-list .box:hover .name{
    color: #1A646A;
}

@media screen and (max-width: 1000px) {
    .download-list .item {
        width: 33.33%;
    }
    .download-list .item:nth-child(4n+1) {
        clear: none;
    }
    .download-list .item:nth-child(3n+1) {
        clear: left;
    }
}
@media screen and (max-width: 600px) {
    .download-list {
        max-width: 600px;
    }
    .download-list .item {
        width: 50%;
    }
    .download-list .item:nth-child(3n+1) {
        clear: none;
    }
    .download-list .item:nth-child(2n+1) {
        clear: left;
    }
}
@media screen and (max-width: 560px) {
    .download-list {
        margin: 0 -7px;
    }
}
@media screen and (max-width: 400px) {
    .download-list .item {
        width: 100%;
    }
}