.big-event-box{width:920px;padding:10px 0}.big-event-nav{display:flex;width:100%;height:50px}.event-nav-item{flex:1;height:100%;background-color:#f1f1f1;text-align:center;color:#959595;cursor:pointer;border-right:1px solid #fff;font-size:16px;line-height:50px;box-sizing:border-box}.event-nav-item.event-nav-active{color:rgba(255,255,255,1);background-color:#1d7feb}.big-event-content{width:100%;height:695px;border:1px solid rgba(228,228,228,1);background-color:#fff;box-sizing:border-box;padding:15px 0}.event-content-item{display:none;overflow-y:scroll;height:100%}.event-content-item.event-content-active{display:block}.event-content-item::-webkit-scrollbar{display:none}.event-item{position:relative;padding:20px 0}.event-time{float:left;width:105px;height:20px;text-align:right;font-size:14px;color:#aeaeae;margin-right:15px;white-space:nowrap}.event-icon{position:relative;float:left;width:60px;height:60px}.event-line{position:absolute;top:10px;left:0;z-index:2;height:0;width:30px;border-top-width:1px;border-top-style:solid;border-top-color:rgba(240,240,240,1)}.event-point{position:absolute;top:0;left:50%;transform:translate(-50%,0);z-index:2;width:20px;height:20px;border:2px solid #a6db6b;background:#fff;border-radius:50px;transition:all .1s linear;box-sizing:border-box}.event-content{display:block;overflow:hidden;padding-right:20px}.event-title{font-size:18px;color:#333;line-height:24px;font-weight:normal}.event-summary{margin-top:5px;font-size:14px;color:#999;line-height:20px}.event-icon-line{position:absolute;top:0;left:145px;height:100%;width:0;border-left-width:10px;border-left-style:solid;border-left-color:rgba(240,240,240,1);z-index:1}.event-item.hover .event-point{width:26px;height:26px;border-width:5px;top:-3px}.event-item.hover .event-title{color:#6bc30d}