.download-list {
    max-width: 1360px;
    margin: 0 auto;
    padding-top: 30px;
}

.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 li .cover {
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    z-index: 5;
}

.download-list .pic {
    margin-bottom: 5px;
}

.download-list .pic:before {
    content: '';
    display: block;
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background: url('../../images/common/download/download.svg') 50% 50% no-repeat rgba(0, 0, 0, 0.6);
    opacity: 0;
    -webkit-transition: all 0.3s;
    -o-transition: all 0.3s;
    transition: all 0.3s;
    z-index: 5;
}

.download-list .box:hover .pic:before {
    opacity: 1;
}

.download-list .img2,
.download-list .box:hover .img1 {
    display: none;
}

.download-list .img1,
.download-list .box:hover .img2 {
    display: inline-block;
}

.download-list .box:hover .pic {
    background: url('../../images/common/download/pic_bg_hover.png');
}

.download-list .name a {
    color: #666;
    font-size: 14px;
    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: 164px;
    margin: 0 auto;
}

.download-list .box:hover .name a {
    color: #3E8BA6;
    font-weight: bold;
}

.download-list .name {
    color: #666;
    font-size: 16px;
    font-weight: bold;
    text-align: left;
    line-height: 32px;
    white-space: nowrap;
    -ms-text-overflow: ellipsis;
    text-overflow: ellipsis;
    overflow: hidden;
    height: 32px;
}

.download-list .box:hover .name {
    color: #F0841A;
}

/*-- new-search --*/
.search-box.download {
    position: absolute;
    z-index: 10;
    width: 178px;
    box-sizing: border-box;
    
    top: 70px;
}

.search-box.download .form-control {
    border: 1px solid #bcbcbc;
    height: 32px;
    line-height: 30px;
    margin: 0;
    padding: 0 42px 0 12px;
    border-radius: 15px;
}

.search-box.download .form-control:focus {
    border-color: #F0841A;
}

.search-box.download .ibtn.search {
    background-image: url(../../images/common/btn_search.png);
    width: 30px;
    height: 30px;
    position: absolute;
    right: 3px;
    top: 1px;
}

@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: 767px) {
    .search-box.download {
        top: 100px;
        display: block;
    }

    .download-list {
        padding-top: 55px;
    }
}

@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%;
    }
}