.download-list {
    margin: 0 auto;
}
.download-list .item {
    width: 16.6%;
    padding: 0 17px;
    margin-bottom:10px;
}
.download-list .item:nth-child(6n+1) {
    clear: left;
}
.download-list a{
    z-index:8;
}
.download-list .box {
    margin: 0 auto 40px;
    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 {
    position: relative;
    overflow: hidden;
    margin-bottom: 6px;
    border-radius: 50%;
}
.download-list .pic img{
    width:100%;
}
.download-list .pic a:before{
    content: '';
    display: block;
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    -webkit-transition: all 0.3s;
    -o-transition: all 0.3s;
    transition: all 0.3s;
   opacity: 0;
}

.download-list li:hover .pic a:before{
    opacity: 1;
}
.download-list .name:before{
    content:'';
    width:100%;
    height:1px;
    display:block;
   position:absolute;
   top:0px;
}

.download-list .name {
    font-size: 15px;
    white-space: nowrap;
    -ms-text-overflow: ellipsis;
    text-overflow: ellipsis;
    overflow: hidden;
    height: 27px;
    margin:20px 0 0;
    padding-top:8px;
    position:relative;
    text-align: center;
}

@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 .item {
        width: 50%;
         margin-bottom:0px;
    }
    .download-list .item:nth-child(3n+1) {
        clear: none;
    }
    .download-list .item:nth-child(2n+1) {
        clear: left;
    }

}

@media screen and (max-width: 400px) {
    .download-list .item {
        width: 100%;
    }
}