html, body {
    padding: 0;
    margin: 0;
}

a {
    text-decoration: none;
}

.main {
    background: #F5F5F5;
}

.header {
    height: 1.2rem;
    background-color: #fff;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.1rem;
}

.header a {
    display: flex;
    align-items: center;
    margin: 0 0.3rem;
}

.header .title {
    font-size: 0.45rem;
    font-family: PingFangSC-Medium, PingFang SC;
    font-weight: 500;
    color: #333333;
}

.header .back img {
    width: 0.8rem;
}

.header .share {
    width: 0.8rem;
}

.header .share img {
    width: 0.8rem;
}

.nav {
    font-size: 0.4rem;
    padding: 0 0.73rem;
    height: 1.28rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #fff;
}

.nav a {
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 600;
    color: #999999;
    text-decoration: none;
    position: relative;
}

.nav a.active {
    color: #333333;
}

.nav a .dot {
    position: absolute;
    right: -0.25rem;
    top: 0.06rem;
    display: block;
    width: 0.2rem;
    height: 0.2rem;
    background: #E6561F;
    border-radius: 50%;
    display: none;
}

.mask {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.75);
    z-index: 1000;
}

.empty {
    position: fixed;
    top: 23%;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
}

.empty img {
    width: 2.8rem;
    margin-bottom: 0.4rem;
}

.empty .txt {
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #999999;
    font-size: 0.43rem;
}

.commonbox {
    position: fixed;
    top: 33%;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3000;
    text-align: center;
}

.commonbox .box {
    background: #FFFFFF;
    box-shadow: 0px 2px 8px 0px rgba(51, 51, 51, 0.2);
    border-radius: 0.4rem;
    padding: 0.5rem 0.5rem;
    width: 6rem;
}

.commonbox .box .txt {
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #333333;
    font-size: 0.4rem;
    text-align: center;
    padding-top: 0.2rem;
    padding-bottom: 0.4rem;
}

.commonbox .box .btn {
    display: block;
    background: #333333;
    border-radius: 0.2rem;
    width: 100%;
    text-align: center;
    font-family: PingFangSC-Medium, PingFang SC;
    font-weight: 500;
    color: #FFFFFF;
    letter-spacing: 0.05rem;
    font-size: 0.45rem;
    padding: 0.25rem 0rem;
}

.commonbox .close {
    display: inline-block;
    margin-top: 0.6rem;
}

.commonbox .close img {
    width: 0.65rem;
}

.upgrade_agent_successbox {
    position: fixed;
    top: 36%;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    background: rgba(51, 51, 51, 0.75);
    z-index: 3000;
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 0.4rem;
}

.upgrade_agent_successbox img {
    margin-top: 0.7rem;
    width: 1.2rem;
}

.upgrade_agent_successbox .txt {
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #FFFFFF;
    font-size: 0.4rem;
    margin-top: 0.3rem;
}

.errorbox {
    position: fixed;
    top: 36%;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    background: rgba(51, 51, 51, 0.75);
    z-index: 3000;
    border-radius: 0.4rem;
    padding: 0.7rem 0.5rem;
}

.errorbox img {
    width: 1.2rem;
}

.errorbox .txt {
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #FFFFFF;
    font-size: 0.4rem;
    margin-top: 0.3rem;
    width: 100%;
}

.footer {
    width: 100%;
    position: fixed;
    bottom: 0;
}

.footer_content {
    position: relative;
    display: block;
}

.footer img {
    display: block;
    width: 100%;
}

.footer .txt {
    position: absolute;
    top: 0.4rem;
    left: 50%;
    transform: translateX(-50%);
    font-family: PingFangSC-Medium, PingFang SC;
    font-weight: 500;
    color: #FFFFFF;
    font-size: 0.5rem;
}

.floatbtn {
    position: fixed;
    bottom: 1.8rem;
    right: 0.6rem;
}

.floatbtn img {
    width: 1.43rem;
}