.banner {
    height: 550px;
    /* margin-top: -60px; */
    background-image: url("../images/download_banner2.jpg");
    background-position: center;
    background-repeat: no-repeat;
    text-align: center;
    background-size: cover;
}

@media screen and (min-width: 1920px) {
    .banner {
        background-size: 100% auto;
        background-position: bottom;
    }
}

.banner .banner-title {
    position: relative;
    padding-top: 70px;
    font-size: 50px;
    color: #fff;
}

@media screen and (max-width: 425px) {
    .banner .banner-title {
        font-size: 28px;
    }
}

.banner .banner-img {
    display: inline-block;
    margin-top: 60px;
}

.banner .banner-img img {
    width: 100%;
}

@media screen and (max-width: 375px) {
    .banner .banner-img {
        width: 90%;
    }
}

.card-title {
    margin-top: 60px;
    font-size: 36px;
    color: #333;
    text-align: center;
}
.card-title-tip{
    margin-top: 20px;
    font-size: 12px;
    color: red;
    text-align: center;
}
.card-title-tip a{
    color: #0000ee;
    margin-left: 10px;
}

@media screen and (max-width: 425px) {
    .card-title {
        font-size: 28px;
    }
}

.card-box {
    margin: 60px auto;
    text-align: center;
    /* width: 1240px; */
}

@media screen and (max-width: 1240px) {
    .card-box {
        width: 825px;
    }
}

@media screen and (max-width: 825px) {
    .card-box {
        width: 100%;
        text-align: center;
    }
    .card-item-introduce:after, .card-item-introduce:before {
        top: 0;
        left: 50%;
    }
    .card-item-introduce {
        margin-top: 40px;
    }
    .card-item-introduce:after {
        border-right-color: none;
        margin-top: none;
        border-bottom-color: #fff;
        margin-left: -30px;
        transform: rotate(225deg);
    }
    .card-item-introduce:before {
        border-right-color: none;
        margin-top: none;
        border-bottom-color: #e2e2e2;
        margin-left: -36px;
        transform: rotate(225deg);
    }
}

.card-box .card-item, .card-item-introduce {
    text-align: center;
    position: relative;
    display: inline-block;
    width: 340px;
    /* height: 420px; */
    height: 320px;
    margin: 0 35px 20px;
    border-radius: 5px;
    border: 2px solid #e2e2e2;
    vertical-align: top;
}

.card-item-one, .card-item-introduce {
    margin: 0 48px 20px !important;
}

/* .card-item-introduce {
    width: 700px;
} */

@media screen and (max-width: 425px) {
    .card-box .card-item {
        margin: 0 auto 20px;
    }
}

@media screen and (max-width: 375px) {
    .card-box .card-item {
        width: 300px;
    }
}

/* .card-box .card-item:hover {
    transform: scale(1.2)
} */

.card-box .card-item .card-item-img {
    margin: 40px 0;
    height: 60px;
}

.card-box .card-item .card-item-img img {
    height: 100%;
}

.card-box .card-item .card-item-title {
    color: #333;
    font-size: 18px;
    font-weight: bold;
}

.card-box .card-item .card-item-version {
    width: 82%;
    color: #92959d;
    font-size: 13px;
    text-align: center;
    margin: 10px auto 0;
}

.card-box .card-item .card-item-content {
    width: 82%;
    margin: 30px auto 0;
    color: #333;
    font-size: 13px;
    text-align: left;
}

.card-box .card-item .card-item-info {
    width: 82%;
    margin: 20px auto 0;
    color: #333;
    font-size: 13px;
    text-align: left;
}

.card-box .card-item .card-item-button2 {
    width: 100%;
    margin: 0 auto;
    text-align: center;
    height: 100px;
    line-height: 100px;
    position: absolute;
    bottom: 5px;
}

.card-box .card-item .card-item-button3 {
    width: 100%;
    margin: 0 auto;
    text-align: center;
    height: 100px;
    line-height: 100px;
    position: absolute;
    bottom: 0;
}

.card-box .card-item .card-item-button3 img {
    vertical-align: middle;
    border-radius: 10px;
    width: 170px;
}

.card-box .card-item .card-item-button2 a {
    height: 34px;
    line-height: 34px;
    width: 90px;
    text-align: center;
    display: inline-block;
    border-radius: 5px;
    background-color: rgb(255, 202, 75);
    font-size: 13px;
    color: #fff;
    cursor: pointer;
    pointer-events: auto;
    transition: height 0.35s, line-height, 0.35s, border-radius, 0.35s;
    -webkit-transition: all 0.35s;
    transition-timing-function: cubic-bezier(0.23, 1, 0.32, 1);
    position: relative;
}

.card-box .card-item .card-item-button2 a:hover {
    /* height: 90px;
    line-height: 90px;
    border-radius: 50%; */
    background: #fff;
    border: 1px solid rgb(255, 202, 75);
    color: #222;
}

.card-box .card-item .card-item-button2 a::after {
    /* pointer-events: none;
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    content: '';
    top: 0;
    left: 0;
    padding: 0;
    box-shadow: 0 0 0 2px #5f77f7;
    box-shadow: 0 0 0 2px rgba(244, 156, 20, 0.5), 0 0 1px 2px #5f77f7;
    opacity: 0;
    transform: scale(0.9); */
}

.card-box .card-item .card-item-qr {
    margin-top: 10px;
}

.card-box .card-item .card-item-qr img {
    width: 90px;
}

.card-box .card-item-sm {
    height: 320px;
}

.card-box .card-item-sm .card-item-button2 {
    bottom: 0;
}

.footbar {
    margin-top: 100px;
}

/* 补充 */

.download_item {
    padding: 50px 0;
    display: block;
    margin-bottom: 30px;
}

.download_item .container {
    /* 高度撑不起时 */
    overflow: hidden;
}

.container-fluid {
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto;
}

.container:before, .container-fluid:before, .row:before {
    display: table;
    content: " ";
}

.justify-content-center {
    justify-content: center;
}

.align-items-center {
    align-items: center;
}

.no-padding {
    padding: 0;
}

.download_item img {
    width: 80%;
    vertical-align: middle;
}

@media screen and (min-width: 900px) {
    .col-lg-6 {
        width: 50%;
        float: left;
        position: relative;
        min-height: 1px;
    }
}

.download_item_left {
    display: flex;
    justify-content: center;
    align-items: center;
    /* max-height: 225px; */
}

@media screen and (max-width: 899px) {
    .col-lg-6 {
        width: 100%;
    }
    .download_item_left {
        margin-bottom: 50px;
    }
}

.download_item .download_item_right {
    color: #777;
    padding-bottom: 10px;
}

.download_item .download_item_right p {
    margin: 10px 0;
    /* font-weight: 600; */
    /* font-style: italic; */
}

.download_item .details_info {
    width: 430px;
    display: inline-block;
    padding: 5px 10px;
}

.download_item .details_info div {
    margin: 5px 0;
}

.download_item .details_info div strong {
    float: left;
    width: 120px;
    color: #222
}

.download_item .details_info div span {
    font-weight: 400
}

.download_item .download_item_right h1 {
    margin-bottom: 20px;
    font-weight: 600;
    /* font-style: italic; */
}

/* .download_item .download_item_right .primary-btn {
    color: #fff;
    border: 1px solid #fff;
    transition: all 0.3s ease 0s;
} */

.download_item .download_item_right .primary-btn {
    background-image: -webkit-linear-gradient(0deg, rgb(246, 175, 9) 0%, rgb(255, 211, 108) 100%);
}

.download_item .download_item_right .primary-btn {
    line-height: 36px;
    padding-left: 30px;
    padding-right: 60px;
    border-radius: 25px;
    margin: 30px 0;
    color: #fff;
    display: inline-block;
    font-weight: 500;
    position: relative;
    transition: all 0.3s ease 0s;
    cursor: pointer;
    text-transform: uppercase;
}

.download_item .download_item_right .primary-btn:hover, .primary-btn:active {
    background-image: none;
    background: #fff;
    border: 1px solid rgb(255, 202, 75);
    color: #222;
    transform: scale(1.2);
}

.download_item .download_item_right .download-btn {
    margin: 30px 0;
    display: inline-block;
    position: relative;
    cursor: pointer;
}

.download_item .download_item_right .download-btn img {
    border-radius: 10px;
}

/* 手机download界面 */

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

.main {
    display: block;
}

.m_download_bg {
    display: flex;
    flex-direction: column;
    align-content: center;
    -webkit-box-pack: end;
    justify-content: space-between;
    background: url(../../images/download/m_download_bg.jpg) center center no-repeat;
    width: 100%;
    background-size: cover;
    height: 100vh;
    /* padding-bottom: 2.67rem; */
}

.m_download_bg .m_download_title {
    text-align: center;
    margin-top: 100px;
    color: #fff;
}

.m_download_bg .m_download_btn {
    display: flex;
    flex-direction: column;
    align-content: center;
}

.m_download_bg .m_download_btn a {
    display: inline-block;
    background: rgb(255, 202, 75);
    border-radius: 30px;
    box-shadow: 0 0 0.08rem 0 rgba(0, 0, 0, 0.22);
    width: 220px;
    height: 60px;
    margin-top: 0.53rem;
    border: none;
    outline: none;
    color: #000000;
    text-decoration: none;
    /* text-align: center; */
    line-height: 60px;
    margin: 0 auto;
    margin-bottom: 30px;
    font-size: 18px;
}

.m_download_bg .m_download_btn a img {
    width: 35px;
    vertical-align: middle;
    margin: 0 20px;
}