.ob{display:inline-block;position:relative}.mask{width:200px;height:200px;background:#ddd;opacity:.6;text-align:center;line-height:200px}.loading_container,.mask{z-index:999;position:absolute;top:0;left:0}.loading_container{width:100%;height:100%;background:rgba(244,246,250,.3)}.loading{position:fixed;left:50%;top:30%}.title{font-size:20px;color:#272727;margin-bottom:30px}.btns{margin-top:53px;display:flex;justify-content:center;button{width:70px;height:40px}}