.dl-list {
    margin: 50px 0;
    width: 100%;
}

@media only screen and (min-width: 1330px) {
    .dl-list .dl-software {
        width: calc(50% - 30px);
        width: -moz-calc(50% - 30px);
        width: -webkit-calc(50% - 30px);
        padding: 30px;
    }

    .dl-fl {
        float: left;
    }

    .dl-fr {
        float: right;
    }

    .dl-fl2 {
        float: left;
    }

    .dl-fr2 {
        float: right;
    }

    .dl-list .dl-software .left {
        width: 65%;
    }

    .dl-list .dl-software .right {
        width: 25%;
    }
}

@media only screen and (min-width: 1178px) and (max-width:1330px) {
    .dl-list .dl-software {
        width: calc(50% - 30px);
        width: -moz-calc(50% - 30px);
        width: -webkit-calc(50% - 30px);
        padding: 30px;
    }

    .dl-fl {
        float: left;
    }

    .dl-fr {
        float: right;
    }

    .dl-fl2 {
        float: left;
    }

    .dl-fr2 {
        float: right;
    }

    .dl-list .dl-software .left {
        width: 65%;
    }

    .dl-list .dl-software .right {
        width: 25%;
    }
}

@media only screen and (min-width: 830px) and (max-width:1178px) {
    .dl-list .dl-software {
        width: calc(50% - 15px);
        width: -moz-calc(50% - 15px);
        width: -webkit-calc(50% - 15px);
        padding: 22px;
    }

    .dl-fl {
        float: left;
    }

    .dl-fr {
        float: right;
    }

    .dl-fl2 {
    }

    .dl-fr2 {
    }

    .dl-list .dl-software .left {
        width: 100%;
    }

    .dl-list .dl-software .right {
        width: 100%;
        padding-top: 3px;
    }
}

@media only screen and (max-width: 830px) {
    .dl-list .dl-software {
        width: 100%;
        padding: 20px;
    }

    .dl-fl {
        float: left;
    }

    .dl-fr {
        float: right;
    }

    .dl-fl2 {
    }

    .dl-fr2 {
    }

    .dl-list .dl-software .left {
        width: 100%;
    }

    .dl-list .dl-software .right {
        width: 100%;
        padding-top: 3px;
    }
}

.dl-list .dl-software {
    border: solid 1px #ececec;
    margin-bottom: 20px;
    display: block;
    background: #fff;
    height: auto;
    overflow: hidden;
}

    .dl-list .dl-software img {
        max-width: 100%;
        height: auto;
    }

    .dl-list .dl-software .left .title {
        display: block;
        font-size: 14px;
        color: #333;
    }

    .dl-list .dl-software .left .ver {
        font-size: 12px;
        color: #999;
        margin-top: 5px;
    }

    .dl-list .dl-software .right .date {
        font-size: 12px;
        color: #999;
        margin-right: 20px;
        margin-top: 5px;
    }

    .dl-list .dl-software .right .xiazai {
    }

    .dl-list .dl-software .right .img2 {
        display: none;
    }

    .dl-list .dl-software .right .dec {
        display: inline-block;
        font-size: 13px;
        margin-top: 10px;
        cursor: pointer;
    }

        .dl-list .dl-software .right .dec:hover {
            color: #ff6600;
        }

    .dl-list .dl-software .right .dechidden {
        display: none;
    }

        .dl-list .dl-software:hover .title {
            color: #3385ff;
        }

        .dl-list .dl-software:hover .right .img1 {
            display: none;
        }

        .dl-list .dl-software:hover .right .img2 {
            display: block;
        }

    .dl-list .dl-software:hover {
        border: solid 1px #fff;
        box-shadow: 0 0 20px rgba(0,0,0,0.2);
        -moz-box-shadow: 0 0 20px rgba(0,0,0,0.2);
        -webkit-box-shadow: 0 0 20px rgba(0,0,0,0.2);
    }


.dl-select{
    display: inline-block;
    margin: 20px;
    width: 226px;
    height: 36px;
    border: solid 1px #e1e1e1;
    font-size: 14px;
    color: #333;
}