.mask{position:fixed;width:100%;height:100%;left:0;top:0;background:rgba(51,51,51,.6);z-index:999;-webkit-backface-visibility:hidden;backface-visibility:hidden}.mask .advBoxs{display:-webkit-box;display:-ms-flexbox;display:flex;position:fixed;top:50%;left:50%;width:640px;height:480px;-webkit-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;-webkit-transform:translateX(-50%) translateY(-50%);transform:translateX(-50%) translateY(-50%)}.mask .advBoxs .close{position:absolute;top:-44px;right:0}.mask .advBoxs .close:hover{cursor:pointer}.mask .advBoxs .close-icon{width:24px;height:24px}.mask .advBoxs .img-box{max-width:100%;max-height:100%;position:relative}.mask .advBoxs .close-time{position:absolute;top:10px;right:10px;width:30px;height:15px;line-height:15px;border-radius:20px;color:#000;font-size:12px;text-align:center;background-color:hsla(0,0%,80%,.6)}.mask .advBoxs img{max-height:480px;max-width:100%}.mask .advBoxs img:hover{cursor:pointer}