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

.footer_content {
    position: relative;
}

.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;
}

.content {
    padding: 0.4rem;
    margin-top: 0.35rem;
    margin-bottom: 1.1rem;
    position: relative;
}

.content .title {
    position: absolute;
    top: 0rem;
    left: 50%;
    transform: translateX(-50%);
    font-family: PingFangSC-Medium, PingFang SC;
    font-weight: 500;
    color: #FFFFFF;
    font-size: 0.4rem;
    background: #FE9546;
    border-radius: 0.5rem;
    padding: 0.15rem 1rem;
}

.content .block {
    background: #FFFFFF;
    box-shadow: 0px 2px 8px 0px rgba(51, 51, 51, 0.2);
    border-radius: 0.4rem;
    margin-bottom: 1.1rem;
    padding-top: 0.5rem;
}

.content .block .list .item {
    position: relative;
    padding: 0.4rem 0.5rem;
}

.content .block .list .item:nth-child(even) {
    background: #FAFAF9;
    border-bottom-left-radius: 0.4rem;
    border-bottom-right-radius: 0.4rem;
}

.content .block .list .item .info {
    display: flex;
    justify-content: flex-start;
    align-items: center;
}

.content .block .list .item .info .num {
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 600;
    color: #333333;
    font-size: 0.4rem;
    width: 0.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.content .block .list .item .info .headerimg {
    border-radius: 50%;
    width: 1.1rem;
    margin-left: 0.2rem;
    margin-right: 0.3rem;
}

.content .block .list .item .info .username {
    font-family: PingFangSC-Medium, PingFang SC;
    font-weight: 500;
    color: #333333;
    font-size: 0.35rem;
    padding-bottom: 0.05rem;
}

.content .block .list .item .info .desc {
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #999999;
    font-size: 0.3rem;
}

.content .block .list .item .msg {
    position: absolute;
    right: 0.5rem;
    top: 0.8rem;
    font-family: PingFangSC-Medium, PingFang SC;
    font-weight: 500;
    color: #FE9546;
    font-size: 0.35rem;
}

.img_top1 {
    display: inline-block;
    background-image: url("../img/rank/top1.png");
    background-repeat: no-repeat;
    background-size: cover;
    width: 0.45rem;
    height: 0.45rem;
}
.img_top2 {
    display: inline-block;
    background-image: url("../img/rank/top2.png");
    background-repeat: no-repeat;
    background-size: cover;
    width: 0.45rem;
    height: 0.45rem;
}
.img_top3 {
    display: inline-block;
    background-image: url("../img/rank/top3.png");
    background-repeat: no-repeat;
    background-size: cover;
    width: 0.45rem;
    height: 0.45rem;
}