.activitydetailbox{
    display: flex;align-items: flex-start;justify-content: space-between;
}
.acdetailleft{
    width: 840px;
    display: flex;flex-direction: column;
}
.acdetailleft .title{
    width: 100%;
    font-size: 24px;color: #424a5c;font-weight: bold;text-align: center;
    word-break: break-all;
}
.acdetailleft .subheading{
    width: 100%;
    display: flex;align-items: center;justify-content: space-between;
    border-bottom: 1px solid #e5e5e5;
    padding-bottom: 15px;
    margin: 25px 0;
}
.acdetailleft .subheading .sub-title{ font-size: 14px;display: flex;gap: 25px}
.acdetailleft .subheading .sub-title span{}
.acdetailleft .subheading .zixun{ display: flex;align-items: center;gap: 15px; }
.acdetailleft .subheading .zixun .zixunbtn{
    width: 97px;height: 30px;
    background: #e5e5e5;border-radius: 5px;
    font-size: 12px;line-height: 30px;text-align: center;
    cursor: pointer;
}
.acdetailleft .activity-details{
    position: relative;
    display: flex;align-items: flex-start;justify-content: space-between;
    margin-bottom: 25px;
}
.acdetailleft .activity-details .isover{
    width: 100px;height: 100px;
    position: absolute;top: -3px;left: -5px;
}
.acdetailleft .activity-details .titleImg{ width: 420px;height: 140px;}
.acdetailleft .activity-details .detaildes{
    width: 390px;height: 140px;
    display: flex;flex-direction: column;align-items: flex-start;justify-content: space-between;
}
.acdetailleft .activity-details .detaildes .desone{
    width: 100%;
    display: flex;flex-direction: column;align-items: flex-start;gap: 5px;
}
.acdetailleft .activity-details .detaildes .desone .detaildesItem{
    text-align: left;font-size: 14px;
    display: flex;align-items: flex-start;justify-content: space-between;
}
.acdetailleft .activity-details .detaildes .desone .detaildesItem p{width: 295px;}
.acdetailleft .activity-details .detaildes .yuyue-liaojie{ display: flex;align-items: center;gap: 15px;}
.acdetailleft .activity-details .detaildes .yuyue-liaojie .ylbtn{
    width: 128px;height: 36px;
    text-align: center;line-height: 36px;font-size: 16px;color: #fff;
    background: #4d68ff;border-radius: 8px;
    border: 1px solid #4d68ff;
    cursor: pointer;
}


.acdetailleft .huodong{
    font-size: 14px;text-align: left;
    margin: 10px 0 25px 0;
}
.acdetailleft .lianxibox{
    width: 839px;height: 133px;
    margin: 15px 0;
    cursor: pointer;
}

/* 上一篇 下一篇 */
.acdetailleft .prev-and-next{
    width: 100%;
    display: flex;align-items: flex-start;justify-content: space-between;
    margin-bottom: 30px; margin-top: 60px;
}
.acdetailleft .prev-and-next a{
    font-size: 16px;color: #898989;
    border-bottom: 1px solid #898989;
    float: left;
    max-width: 390px;
    white-space: nowrap;text-overflow: ellipsis;overflow: hidden;
}