.dark-bg {
    background-color: #F7F8FA;
}

.light-bg {
    background-color: #FFFFFF;
}

.nav-logo-text {
    color:black;
}
.nav-logo {
    width: 32px;
    height:32px;
}
.navbar-menu {
    width: 1024px;
    margin: 0px auto;
    display: flex;
    align-items: center;
}

.navigation {
    float: right;
    display: none;
}
/* home page css start */
.header-content {
    position: relative;
}

.index-login-img {
    position: absolute;
    left:23.85rem;
    bottom: 0;
}

.index-chatroom-img {
    position: absolute;
    right:15.80rem;
    top: 15.60rem;
}

.home-login-img {
    width: 290px;
    height: 374px;
}

.home-chatroom-img {
    width: 320px;
    height: 588px;
}
/* home page css end */

/**/
#download {
    width: 100%;
    height: 961px;
    position: relative;
    display:flex;
    justify-content: center;
    align-items:center;
}

.qrcode-div {
    width: 297px;
    height: 297px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-around;
    cursor: pointer;
    border: 2px solid #e0e0e0;
    border-radius: 20px;
    padding: 20px 0;
}

.qrcode-corner {
    width: 104px;
    height: 104px;
}
.corner-location {
    position: absolute;
    right:0;
    top: 0;
}

.qrcode-img {
    width: 200px;
    height: 200px;
}


.download-qrcode-block {
    width: 297px;
    height: 297px;
    float: left;
    background-image: url('../images/new/qrcode-background.png');
    text-align: center;
    position: relative;
    cursor: pointer;
    padding-top: 56px;
}
.download-qrcode-block-ios {
    margin-left: 80px;
}

.qrcode-name-zh-text {
    color:#494E66;
    font-size:30px;
    font-weight: bold;
}

.qrcode-name-en-text {
    color:#494E66;
    font-size:18px;
    font-weight: bold;
}

.qrcode-download-tip {
    color: #494E66;
    font-size: 18px;
    margin-top: 44px;
}

.mobile-brand-icon {
    width: 90px;
    height: 96px;
}

.qrcode-div-ios {
    margin-left: 80px;
}

.swiper-icon {
    width: 154px;
    height: 154px;
}

/* function one css start */
.chayu-ptt {
    background-color: #F7F8FA;
}

.function-theme {
    display: none;
}

.function-one, .function-two, .function-three {
    height: 100%;
}

.function-line {
    width: 28.2%;
    height: 100%;
    position:relative;
    color: #83838B;
    float: left;
}

.function-line .line-icon {
    width: 34px;
    height: 29px;
}

.function-line-text {
    margin-right: 10px;
    font-size: 18px;
    color: black;
}

.function-line .active {
    color: #FF6956;
}

.function-body, .function-body-full-screen {
    width: 71.2%;
    height:100%;
    float: right;
}

.function-body-desc {
    margin-top: 140px;
    
}

.function-body-desc > .text {
    margin-left: 26px;
    margin-top: 82px;
    float: left;
    font-size: 18px;
}

.function-one-icon {
    width: 80px;
    height: 80px;
}

/* function one css end */

/* introduction last page css start */

.introduction-end-img {
    width: 835px;
    height: 609px;
    margin-left: 25px;
}

/* introduction last page css end */

@media (max-width: 1080px){
    .can-hide {
        display: none !important;
    }
}