body {
        margin: 0px;
        background: #EFEFF0;
    }
    
    #app {
        width: 100vw;
        height: 100vh;
        display: flex;
        justify-content: center;
    }
    
    .app-list-layout {
        margin: 30px;
        width: 100%;
        height: 100%;
    }
    
    .app-item {
        width: 100%;
        height: 450px;
        margin-bottom: 30px;
        border-radius: 20px;
        background: white;
        display: flex;
        flex-direction: row;
    }
    
    .app-item:last-child {
        margin-bottom: 5vh;
    }
    
    .app-item-left-content,
    .app-item-right-content {
        height: 100%;
    }
    
    .app-item-left-content {
        width: 40%;
    }
    
    .app-item-right-content {
        width: 60%;
        padding-left: 20px;
    }
    
    .app-icon-image-box,
    .app-channel-box {
        width: 100%;
    }
    
    .app-icon-image-box {
        height: 75%;
        align-items: flex-end;
    }
    
    .app-channel-box {
        height: 25%;
    }
    
    .app-icon-image-box img {
        width: 290px;
        height: 290px;
    }
    
    .android-channel-box,
    .ios-channel-box {
        width: 38%;
        height: 35%;
        border-radius: 50px;
        border: 1px solid #8D8D8D;
    }
    
    .android-channel-box {
        margin-right: 25px;
    }
    
    .android-channel-box img,
    .ios-channel-box img {
        margin-right: 10px;
    }
    
    .android-channel-box span,
    .ios-channel-box span {
        font-size: 18px;
        font-family: Microsoft YaHei;
        font-weight: 400;
        color: #8D8D8D;
        line-height: 60px;
    }
    
    .app-title-box,
    .app-desc-box,
    .app-download-box {
        width: 90%;
    }
    
    .app-title-box {
        height: 30%;
        display: flex;
        align-items: flex-end;
        font-size: 48px;
        font-family: Microsoft YaHei;
        font-weight: 400;
        color: #494949;
        line-height: 72px;
    }
    
    .app-desc-box {
        height: 40%;
        padding-top: 10px;
        font-size: 36px;
        font-family: Microsoft YaHei;
        font-weight: 400;
        color: #000000;
        line-height: 55px;
        opacity: 0.6;
    }
    
    .app-download-box {
        height: 20%;
        justify-content: space-between;
        /* position: relative; */
    }
    
    .app-download-button {
        width: 46%;
        height: 100%;
        border: 1px solid #1264B2;
        border-radius: 10px;
        font-size: 36px;
        font-family: Microsoft YaHei;
        font-weight: 400;
        color: #1264B2;
        line-height: 72px;
        position: relative;
        top: -5px;
    }
    
    .app-footer {
        width: 100%;
        height: 8vh;
        border-radius: 20px;
        background: #1264B2;
        /* position: fixed;
        bottom: 0px; */
        font-size: 36px;
        font-family: Microsoft YaHei;
        font-weight: 400;
        color: #BACAE2;
        line-height: 72px;
    }