.top{background-color:#fff;display:flex;justify-content:space-between;align-items:center;height:.8rem;width:100%;top:0;left:0;position:fixed;margin:0 auto;border-bottom:.01rem solid #f1f1f1;z-index:9999}.top img{width:.4rem;height:.4rem;display:block}.activity-content{display:flex}.activity-content img{width:2rem;height:1.5rem;border-radius:.2rem;background-color:#000}.activity-des{padding-left:.2rem;display:flex;flex-direction:column;justify-content:space-around}.activity-des .des-title{color:#000;font-weight:700;-webkit-line-clamp:1}.activity-des .des-tag,.activity-des .des-title{box-sizing:border-box;overflow:hidden;display:-webkit-box;text-overflow:ellipsis;-webkit-box-orient:vertical}.activity-des .des-tag{color:#a8a8a8;font-size:small;-webkit-line-clamp:2}