.row {
    margin: 0;
}

.acdsee_banner_free {
    background: url("https://res2.acdsee.cn/images/products/acdsee_free/banner.png") no-repeat top center;
    height: 427px;
    background-size: cover;
}

.acdsee_free_header {
    position: sticky;
    top: 0;
    z-index: 99;
    background: rgba(255, 255, 255, 0.8);
    box-shadow: -1px 0 3px 1px #cecece;
}

.acdsee_free_header .sub_nav_free {
    max-width: 1320px;
    margin: 0 auto;
    padding: 8px 15px;
}

.acdsee_free_header .down_btns {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.acdsee_free_header .down a {
    display: block;
    width: 100px;
    height: 28px;
    line-height: 28px;
    color: #fff;
    background: #07a4d9;
    font-size: 14px;
    font-weight: normal;
    border-radius: 5px;
    text-align: center;
}

.acdsee_free_header .down a:hover {
    background: #07a4d9;
    opacity: 0.9;
}

.acdsee_free_header .ul_nav {
    display: flex;
    align-content: center;
    margin: 0;
    padding: 0;
}

.sub_nav_free .ul_nav li {
    padding: 0 30px 0 0;
}

.sub_nav_free .ul_nav li a {
    color: #2c2c30;
    font-size: 14px;
}

.sub_nav_free .ul_nav li a.selected {
    color: #2f7bcb;
}

.sub_nav_free .ul_nav li a:hover {
    color: #2f7bcb;
}

.acdsee_banner_free .sub_banner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    padding: 40px 25px 25px;
}

.acdsee_banner_free .sub_banner img {
    max-width: 100%;
}

.acdsee_banner_free .sub_banner h3 {
    color: #f99827;
    font-size: 24px;
    margin-bottom: 10px;
}

.acdsee_banner_free .sub_banner p {
    max-width: 410px;
    line-height: 26px;
    font-size: 14px;
    margin-bottom: 0;
}

.acdsee_banner_free .p_down a {
    display: block;
    width: 205px;
    height: 55px;
    background: #07a4d9;
    line-height: 55px;
    font-size: 20px;
    color: #fff;
    font-weight: normal;
    border-radius: 5px;
    text-align: center;
    margin: 15px 0 10px;
}

.acdsee_banner_free .p_down a:hover {
    background: #07a4d9;
    opacity: 0.9;
}

.acdsee_free_content .products-intro {
    background: #fff;
    max-width: 600px;
    margin: 0 auto;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 40px;
}

.acdsee_free_content .products-intro h1.title {
    font-size: 30px;
    font-weight: normal;
    color: #3b3b3b;
    letter-spacing: 1px;
    margin-bottom: 15px;
}

.acdsee_free_content .products-intro .content {
    font-size: 14px;
    color: #666;
    letter-spacing: 1px;
}

.acdsee_free_content .free-products-img img {
    width: 100%;
}

.acdsee_free_content .mode-section {
    padding: 60px 10px;
}

.acdsee_free_content #manage,
.acdsee_free_content #edit,
.acdsee_free_content #new {
    background: #f99827;
}

.acdsee_free_content #manage .row,
.acdsee_free_content #edit .row,
.acdsee_free_content #new .row {
    max-width: 1400px;
    margin: 0 auto;
}

.acdsee_free_content #manage .row .col-xl,
.acdsee_free_content #edit .row .col-xl,
.acdsee_free_content #new .row .col-xl-3 {
    text-align: center;
    padding: 20px;
}

.acdsee_free_content .check_title,
.acdsee_free_content .share_title {
    font-size: 30px;
    font-weight: normal;
    color: #3b3b3b;
    text-align: left;
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.acdsee_free_content .manage_title,
.acdsee_free_content .edit_title,
.acdsee_free_content .new_title {
    font-size: 30px;
    font-weight: normal;
    color: #fff;
    text-align: center;
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.acdsee_free_content #manage h2.title,
.acdsee_free_content #edit h2.title,
.acdsee_free_content #new h2.title {
    line-height: 24px;
    font-size: 16px;
    color: #fff;
    font-weight: normal;
    margin: 15px 0 25px;
    letter-spacing: 1px;
}

.acdsee_free_content #manage p,
.acdsee_free_content #edit p,
.acdsee_free_content #new p {
    line-height: 20px;
    font-size: 12px;
    color: #fff;
    font-weight: normal;
    text-align: center;
    margin: 10px auto;
    letter-spacing: 1px;
    text-align: left;
}

.acdsee_free_content #edit p.subtitle,
.acdsee_free_content #new p.subtitle {
    line-height: 24px;
    font-size: 16px;
    color: #fff;
    font-weight: normal;
    text-align: center;
    margin-top: 0;
    max-width: 100%;
    letter-spacing: 1px;
}

.acdsee_free_content #check .row,
.acdsee_free_content #share .row {
    max-width: 1360px;
    margin: 0 auto;
}

.acdsee_free_content #check>.row,
.acdsee_free_content #share>.row {
    display: flex;
    align-items: center;
}

.acdsee_free_content #check h2.title,
.acdsee_free_content #share h2.title {
    line-height: 24px;
    font-size: 16px;
    color: #000;
    font-weight: normal;
    margin-top: 0;
    letter-spacing: 1px;
}

.acdsee_free_content #check p,
.acdsee_free_content #share p {
    line-height: 24px;
    font-size: 14px;
    color: #454545;
    font-weight: normal;
    margin-top: 10px;
    letter-spacing: 1px;
}

.acdsee_free_content #check p.marginbot,
.acdsee_free_content #share .share_content {
    font-size: 16px;
    color: #666;
    letter-spacing: 1px;
}

.acdsee_free_content #check .screenshot,
.acdsee_free_content #share .screenshot {
    text-align: center;
}

.acdsee_free_content #check .screenshot img,
.acdsee_free_content #share .screenshot img {
    max-width: 100%;
}

@media screen and (max-width: 1279px) {
    .acdsee_free_content .products-intro h1.title {
        font-size: 26px;
    }
}

@media screen and (max-width: 1199px) {
    .acdsee_banner_free {
        background: url('https://res2.acdsee.cn/images/products/acdsee_free/Free-PD-Banner.png') no-repeat top center;
    }

    .acdsee_free_header .down_btns {
        margin-top: 10px;
    }

    .acdsee_banner_free .sub_banner {
        padding-top: 25px;
    }

    .acdsee_free_content #check .screenshot,
    .acdsee_free_content #share .screenshot {
        margin-top: 30px;
    }
}

@media screen and (max-width: 767px) {
    .sub_nav_free .ul_nav li {
        padding-right: 20px;
    }

    .acdsee_banner_free .sub_banner {
        padding: 20px 0;
    }

    .acdsee_banner_free .sub_banner p {
        max-width: 95%;
    }
    
    .acdsee_free_header .down_btns .down {
        display: none;
    }

    .acdsee_free_header .ul_nav {
        flex-wrap: wrap;
    }

    .acdsee_free_content .manage_title,
    .acdsee_free_content .edit_title,
    .acdsee_free_content .new_title,
    .acdsee_free_content #edit p.subtitle,
    .acdsee_free_content #new p.subtitle,
    .acdsee_free_content #manage .row .col-xl,
    .acdsee_free_content #edit .row .col-xl,
    .acdsee_free_content #new .row .col-xl-3 {
        text-align: left;
    }

    .acdsee_free_content #check h2.title,
    .acdsee_free_content #share h2.title {
        margin-top: 10px;
    }

    .acdsee_free_content #check p,
    .acdsee_free_content #share p {
        margin-bottom: 25px;
    }
}