html, body {
    width: 100%;
    margin: 0;
    padding: 0;
    font-size: 16px;
}

a {
    color: #333;
    text-decoration: none;
}

ul, ol {
    list-style: none;
}

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

.bg div {
    opacity: 0.1;
    filter: alpha(opacity=10);
    position: absolute;
    -webkit-filter: blur(5px);
    -moz-filter: blur(5px);
}

.bg .item0 {
    padding: .6rem;
    left: calc(50% - 3.3rem);
    bottom: .38rem;
    background-color: #f1a114;
}

.bg .item1 {
    padding: .36rem;
    left: calc(50% - 2.6rem);
    bottom: 1.3rem;
    background-color: #0261bb;
}

.bg .item2 {
    padding: .36rem;
    left: calc(50% + 1.7rem);
    top: .65rem;
    background-color: #516dff;
}

.bg .item3 {
    padding: .9rem;
    left: calc(50% + 1.75rem);
    top: 1.26rem;
    background-color: #73a411;
}

.bg .item4 {
    padding: .36rem;
    left: calc(50% + 2.7rem);
    bottom: .78rem;
    background-color: #79219a;
}

.bg .item5 {
    padding: .5rem;
    left: calc(50% - 3.3rem);
    top: .65rem;
    background-color: #d23531;
}

.head {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 10;
    line-height: .56rem;
    background-color: #fff;
}

.head > div {
    width: 9rem;
    margin: auto;
    padding: 0 .5rem;
}

.logo {
    width: 1.3rem;
    vertical-align: middle;
}

.nav * {
    padding: 0 .216rem;
}

.nav a:hover,
.nav span {
    color: #986611;
    background-color: #faf5c9;
}

.body {
    height: 75vh;
    max-height: 500px;
    margin-top: .56rem;
    flex-direction: column;
    justify-content: space-evenly;
}

.banner {
    display: block;
    width: 3.25rem;
}

.loop {
    width: 9rem;
    height: 3.5rem;
    margin: .25rem auto;

    -webkit-transform: translateZ(0);
    -moz-transform: translateZ(0);
    -ms-transform: translateZ(0);
    -o-transform: translateZ(0);
    transform: translateZ(0);
}

.loop img {
    width: 40.88%;
    cursor: pointer;
    position: absolute;
    top: 0;
    left: 50%;
    margin-top: 9.58%;
    margin-left: -20.44%;
    z-index: 0;

    -webkit-transition: all 0.5s;
    -moz-transition: all 0.5s;
    -ms-transition: all 0.5s;
    -o-transition: all 0.5s;
    transition: all 0.5s;

    -webkit-box-shadow: 0px 2px 16px rgba(0, 0, 0, 0.4);
    -moz-box-shadow: 0px 2px 16px rgba(0, 0, 0, 0.4);
    -ms-box-shadow: 0px 2px 16px rgba(0, 0, 0, 0.4);
    -o-box-shadow: 0px 2px 16px rgba(0, 0, 0, 0.4);
    box-shadow: 0px 2px 16px rgba(0, 0, 0, 0.4);
}

.loop .item0 {
    width: 65.76%;
    margin-top: 0%;
    margin-left: -32.88%;
    z-index: 3;
}

.loop .item1,
.loop .item4 {
    width: 49.44%;
    margin-top: 5.88%;
    z-index: 2;
}

.loop .item1 {
    margin-left: -7.77%;
}

.loop .item2 {
    margin-left: 9.58%;
    z-index: 1;
}

.loop .item3 {
    margin-left: -50.46%;
    z-index: 1;
}

.loop .item4 {
    margin-left: -41.67%;
}

.downloadBox {
    justify-content: center;
    position: fixed;
    left: 50%;
    bottom: 5vh;
    z-index: 100;
    transform: translate(-50%, 0);
    line-height: 1;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.download {
    border-radius: 0.1rem;
    align-items: flex-end;
    color: #fff;
    padding: .1rem;
    margin: 0 .05rem;
}

.download-win {
    background-color: #4F88BA;
}

.download-mac {
    background-color: #bbb;
}

.download-android {
    background-color: #77BBC3;
}

.download-more {
    background-color: #D5B25D;
}

.download-info {
    width: .7rem;
    height: .58rem;
    flex-direction: column;
    align-items: flex-start;
}

.download-title {
    font-size: 0.13rem;
    font-weight: bold;
}

.download-date {
    font-size: 0.09rem;
    font-weight: 400;
    margin-top: .05rem;
}

.download-btn {
    font-size: 0.12rem;
    font-weight: 500;
    flex: 1;
    align-items: flex-end;
}

.download-btn img {
    width: 0.17rem;
    margin-right: .05rem;
}

.download-icon {
    width: .45rem;
    margin-left: .05rem;
}

.download-android .download-icon {
    width: .24rem;
    margin-left: .08rem;
}

.download-qr {
    width: .55rem;
    margin-left: .08rem;
}

.download-list {
    flex: 1;
    line-height: 1.2;
    font-size: .1rem;
    margin-top: .05rem;
}

.foot {
    position: fixed;
    left: 0;
    bottom: 0;
    width: 100%;
    z-index: 10;
    background-color: #f2f2f2;
    line-height: .4rem;
    font-size: 14px;
}

.foot > div {
    width: 9rem;
    padding: 0 .5rem;
    margin: auto;
}

.foot div div {
    font-weight: 600;
}

.foot div div a {
    color: #7a7ae6;
}

/***** 适配 *****/
@media (min-height: 750px) {
    .downloadBox {
        bottom: 7vh;
    }
}

@media (min-height: 900px) {
    .downloadBox {
        bottom: 10vh;
    }
}

@media (min-height: 1050px) {
    .logo {
        width: 1.6rem;
    }

    .downloadBox {
        bottom: 15vh;
    }
}

@media (min-height: 1200px) {
    .downloadBox {
        bottom: 20vh;
    }
}

@media (min-height: 1400px) {
    .downloadBox {
        bottom: 30vh;
    }
}

@media (min-height: 1600px) {
    .downloadBox {
        bottom: 40vh;
    }
}

@media (min-height: 1800px) {
    .downloadBox {
        bottom: 50vh;
    }
}

/***** 适配 *****/
@media (max-width: 1000px) {
    .downloadBox {
        flex-wrap: wrap;
    }

    .download {
        margin-bottom: .1rem;
    }

    .download-info {
        width: .9rem;
        height: .8rem;
    }

    .download-qr {
        width: .8rem;
    }

    .download-icon {
        width: .65rem;
        margin-left: .55rem;
    }
}

@media (max-width: 800px) {
    .body {
        height: 60vh;
    }

    .download-info {
        width: 1rem;
    }

    .download-info img {
        width: .25rem;
    }

    .download-icon {
        width: .65rem;
        margin-left: .71rem;
    }

    .download-android .download-icon {
        width: .4rem;
        margin-left: .08rem;
    }
}

@media (max-width: 750px) {
    .head {
        line-height: 1rem;
    }

    .foot {
        line-height: .8rem;
    }

    .body {
        margin-top: 1rem;
    }

    .banner {
        width: 7rem;
    }

    .download-info {
        height: .9rem;
    }
}

@media (max-width: 550px) {
    .logo {
        width: 2.8rem;
    }

    .body {
        height: 45vh;
    }

    .downloadBox {
        bottom: 10vh;
    }

    .download {
        padding: .2rem
    }

    .download-info {
        width: 2rem;
        height: 1.6rem;
    }

    .download-info img {
        width: .45rem;
    }

    .download-qr {
        display: none;
    }

    .download-icon {
        width: 1rem;
    }

    .download-android .download-icon {
        width: .75rem;
        margin-left: .96rem;
    }

    .foot div {
        flex-wrap: wrap;
    }

    .download-title {
        font-size: 14px;
    }

    .download-date {
        font-size: 12px;
    }

    .download-btn {
        font-size: 13px;
    }

    .download-list {
        font-size: 12px;
    }
}