.download_main .download_div:first-child {
    border-top: 1px solid #33333311;
}

.download_div {
    padding: 35px 0;
    border-bottom: 1px solid #33333311;
}

.download_div_l {
    flex: 1;
    font-family: Poppins-SemiBold;
    font-weight: 600;
    font-size: 18px;
    color: #333333;
}

.download_div_l b{
    flex-shrink: 0;
    width: 21px;
    height: 23px;
    background: url('img/pdf1.png') no-repeat;
    background-size: 100% 100%;
    margin-right: 13px;
}

.download_div_l a{
    display: block;
    flex: 1;
}

.download_div_r{
    flex-shrink: 0;
    margin-left: 20px;
}

.download_see{
    display: block;
    width: 23px;
    height: 18px;
    background: url('img/pdf_icon1.png') no-repeat;
    background-size: 100% 100%;
    margin-right: 40px;
}

.download_down{
    display: block;
    width: 22px;
    height: 19px;
    background: url('img/pdf_icon2.png') no-repeat;
    background-size: 100% 100%;
}

.download_div:hover .download_div_l a{
    color: #4E97FD;
}

.download_div:hover .download_div_l b{
    background: url('img/pdf2.png') no-repeat;
    background-size: 100% 100%;
}