#pcCloud {
    background: #FFF;
    padding-top: 120px;
    --color: #fff;
    --size20: 20px;
}

button {
    outline: none;
    border: none;
}

.hd-bg {
    position: relative;
    max-width: 1920px;
    margin: 0 auto;
}

.hd-bg img{
    height: 620px;
}

.hd-bg .hd-bg-info {
    position: absolute;
    top: 80px;
    left: 300px;
    color: var(--color);
}

.hd-bg-info .title {
    width: 430px;
    font-size: 72px;
    font-weight: bold;
}

.hd-bg-info .sub-title {
    width: 526px;
    font-size: var(--size20);
}

.hd-bg-info .btn-box {
    margin-top: 36px;
}

.hd-bg-info button {
    height: 54px;
    border-radius: 27px;
    font-weight: bold;
    color: var(--color);
    line-height: 54px;
    text-align: center;
}

.hd-bg-info button a {
    display: block;
    width: 100%;
    height: 100%;
    color: var(--color);
    font-size: var(--size20);
}

.btn-box .dw {
    width: 280px;
    margin-right: 20px;
    background: #1E4BED;
}

.btn-box .dw-dis {
    width: 180px;
    margin-right: 20px;
    background: #bbb;
}

.btn-box .buy {
    width: 280px;
    background: #FFA211;
}


/* app box start */

.app-box {
    width: 1320px;
    height: 943px;
    margin: 40px auto;
    padding: 40px;
    background: url('../img/pcCloud/ct_bg.png')top center no-repeat;
    background-size: 100%;
    color: var(--color);
}

.app-box-head {
    text-align: center;
    font-size: var(--size20);
}

.app-box-head p:first-child {
    margin-bottom: 17px;
    font-size: 48px;
}

.app-box-head p {
    max-width: 1100px;
}

.app-nav-box {
    margin: 40px 0 20px 0;
    font-size: 24px;
}

.app-nav-box img {
    width: 40px;
    height: 40px;
}

.app-card {
    width: 1240px;
    height: 265px;
    border-radius: 12px;
    background: var(--color);
    color: #007DFF;
    font-size: 18px;
}

.app-card-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 39px 40px;
}

.app-card-item:first-child {
    border-bottom: 1px solid #D8D8D8;
}

.app-card-item .item-rg img{
    width: 54px;
    height: 54px;
    margin-right: 53px;
}

.app-card-item .item-lf {
    display: flex;
    justify-content: space-between;
}

.app-card-item .item-lf p {
    color: #999;
}

.app-card-item .item-lf  .icon {
    width: 14px;
    height: 14px;
    margin-right: 10px;
}

.app-card-item .item-lf .down {
    position: relative;
    margin-right: 80px;
}

.app-card-item .item-lf .modal {
    display: none;
    position: absolute;
    bottom: -126px;
    left: 0;
    width: 124px;
    height: 134px;
    padding-top: 26px;
    text-align: center;
    background: url('../img/pcCloud/down_box.png') top center no-repeat;
    background-size: 100%;
}

.app-card-item .item-lf .modal img {
    width: 92px;
    height: 92px;
}

.app-card-item .item-lf .down:hover .modal{
    display: block;
}

.app-card-item .item-lf span {
    text-decoration: underline;
    cursor: pointer;
}

/* app box end */

/* anything start */

.any-box {
    width: 1320px;
    margin: 40px auto;
    color: #222;
    text-align: center;
}

.any-box h2 {
    font-size: 48px;
    margin-bottom: 17px;
}

.any-box > p {
    font-size: 20px;
}

.any-box .any-list {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 61px;
}

.any-list .any-item {
    width: 426px;
    height: 640px;
    background: #E3F6FF;
    border-radius: 24px;
    font-size: 20px;
    overflow: hidden;
}

.any-list .any-item img {
    width: 426px;
    height: 340px;
    transition: all ease .3s;
}

.any-list .any-item img:hover {
    transform: scale(1.1);
    /* transition: all ease .3s; */
}

.any-list .any-item .any-tl {
    margin: 39px 0 20px 0;
    font-size: 24px;
    font-weight: bold;
}

.any-list .any-item .any-sub {
    padding: 0 20px;
    line-height: 42px;
    text-align: left;
}

/* anything end */

.cloud-bm {
    position: relative;
    width: 100%;
    max-width: 1920px;
    height: 200px;
    margin: 0 auto;
    margin-top: 40px;
    background: url('../img/pcCloud/pc_bm_bg.png') top center no-repeat;
    background-size: 100%;
    color: var(--color);
    text-align: center;
    font-size: var(--size20);
    overflow: hidden;
}

.cloud-bm p:first-child {
    margin: 40px 0 30px 0;
    font-size: 48px;
    font-weight: bold;
}

/* mobile start */

.m-hd-bg {
    position: relative;
    width: 100%;
    height: 5.2rem;
}

.m-hd-bg img {
    width: 100%;
    height: 5.2rem;
}

.mg-bg-info {
    position: absolute;
    top: .8rem;
    left: .2rem;
    color: var(--color);
}

.mg-bg-info .title {
    width: 2.63rem;
    font-size: .44rem;
    font-weight: bold;
}

.mg-bg-info .sub-title {
    width: 3.86rem;
    margin: .3rem 0 .41rem 0;
    font-size: 0.24rem;
}

.mg-bg-info button {
    height: .64rem;
    line-height: .64rem;
    border-radius: .32rem;
    font-weight: bold;
    color: var(--color);
    text-align: center;
    font-size: .2rem;
}

.mg-bg-info button a {
    display: block;
    width: 100%;
    height: 100%;
    color: var(--color);
}

.mg-bg-info .dw {
    width: 2.18rem;
    margin-right: .4rem;
    background: #1E4BED;
}

.mg-bg-info .dw-dis {
    width: 2rem;
    margin-right: .4rem;
    background: #bbb;
}

.mg-bg-info .buy {
    width: 3.05rem;
    background: #FFA211;
}

.mb-app-box {
    width: 7.1rem;
    height: 8.82rem;
    margin: .2rem auto;
    padding: .3rem .24rem;
    background: url('../img/pcCloud/mb_ct_bg.png')top center no-repeat;
    background-size: 100%;
    color: var(--color);
}

.mb-app-head {
    text-align: center;
    font-size: .26rem;
}

.mb-app-head p:first-child {
    margin-bottom: .2rem;
    font-size: .36rem;
}

.mb-app-nav {
    margin: .2rem 0 .2rem 0;
    font-size: .24rem;
}

.mb-app-nav img {
    width: .4rem;
    height: .4rem;
}

.mb-app-card {
    width: 100%;
    height: 2.29rem;
    padding: 0 .4rem;
    border-radius: .12rem;
    background: var(--color);
    color: #007DFF;
    font-size: .18rem;
}

.mb-app-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: .3rem 0;
}

.mb-app-item:first-child {
    border-bottom: .01rem solid #D8D8D8;
}

.mb-app-item .item-rg img{
    width: .54rem;
    height: .54rem;
    margin-right: .53rem;
}

.mb-app-item .item-lf {
    display: flex;
    justify-content: space-between;
}

.mb-app-item .item-lf p {
    color: #999;
}

.mb-app-item .item-lf .down {
    position: relative;
    margin-right: .2rem;
    padding: .08rem .1rem;
    border: .01rem solid #007DFF;
    border-radius: 0.08rem;
}

.mb-app-item .item-lf .down:last-child {
    margin-right: 0;
}


.mb-any-box {
    width: 7.1rem;
    margin: .2rem auto;
    color: #222;
}

.mb-any-box h2 {
    font-size: .36rem;
    margin-bottom: .2rem;
    text-align: center;
}

.mb-any-box > p {
    font-size: .26rem;
    text-align: center;
}

.mb-any-box .mb-any-list {
    margin-top: .2rem;
}

.mb-any-list .any-item {
    width: 100%;
    height: 4.95rem;
    margin-bottom: .1rem;
    background: #E3F6FF;
    border-radius: .12rem;
    font-size: .2rem;
    overflow: hidden;
}

.mb-any-list .any-item:last-child {
    margin-bottom: 0;
}

.mb-any-list .any-item img {
    width: 100%;
    height: 3.4rem;
}

.mb-any-list .any-item .any-tl {
    margin: .1rem .2rem;
    font-size: .24rem;
    font-weight: bold;
}

.mb-any-list .any-item .any-sub {
    padding: 0 .2rem;
    line-height: .42rem;
}

.mb-cloud-bm {
    position: relative;
    width: 100%;
    /* max-width: 1920px; */
    height: 2rem;
    margin: 0 auto;
    background: url('../img/pcCloud/mb_bm_bg.png') top center no-repeat;
    background-size: 100%;
    color: var(--color);
    text-align: center;
    font-size: .24rem;
    overflow: hidden;
}

.mb-cloud-bm p:first-child {
    margin: .5rem 0 .38rem 0;
    font-size: .26rem;
    font-weight: bold;
}

/* mobile end */

.m-hd-bg, .mb-app-box, .mb-any-box, .mb-cloud-bm {
    display: none;
}

@media only screen and (max-width:1199px) {  
    .cloud-bm, .any-box, .app-box, .hd-bg{
        display: none;
    }

    .m-hd-bg, .mb-app-box, .mb-any-box, .mb-cloud-bm {
        display: block;
    }
    #pcCloud {
        padding-top: 0;
    }
}


@media only screen and (max-width:767px) {
    .cloud-bm, .any-box, .app-box, .hd-bg{
        display: none;
    }

    .m-hd-bg, .mb-app-box, .mb-any-box, .mb-cloud-bm {
        display: block;
    }
    #pcCloud {
        padding-top: 0;
    }
}