.openpdf{width:100vw;height:100vh;position:relative}.openpdf .progress-mask{position:fixed;z-index:1000;top:0;right:0;left:0;bottom:0;background:rgba(32,35,42,.5);text-align:center;padding-top:calc(50vh - 70px)}.openpdf .progress-mask .ant-progress-text{color:#fff}.openpdf .progress-mask .tip{font-size:14px;line-height:20px;color:#fff;margin-top:15px}