.postbird-box-container{width:100%;height:100%;overflow:hidden;position:fixed;top:0;left:0;z-index:9999;background-color:rgba(0,0,0,.2);display:flex;justify-content:center;align-items:center;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}.postbird-box-container.active{display:block}.postbird-box-content{padding:20px 20px 78px;line-height:20px;border-radius:4px;font-size:16px;box-shadow:0 0 0 0 #aaa;border:1px solid #bbb;background-color:#fff;animation-duration:.5s}.postbird-box-header{font-size:16px;height:20px;line-height:20px;font-weight:700;margin-bottom:20px}.postbird-box-close-btn{cursor:pointer;font-weight:700;color:#000;float:right;opacity:.5;font-size:1.3em;margin-top:-3px;display:none}.postbird-box-close-btn:hover{opacity:1}.postbird-box-text{width:400px;min-height:42px;margin-bottom:20px;color:rgba(16,16,16,.87);font-size:16px}.postbird-box-footer{position:absolute;bottom:0;left:0;width:100%;padding:20px;background-color:#f6f6f6;text-align:right}.postbird-box-footer .btn-footer{display:inline-block;height:38px;padding:0 30px;cursor:pointer;margin-left:28px;line-height:38px;font-size:14px;background-color:#505a9a;min-width:72px;border-radius:4px;color:#fff;text-align:center;outline:0;border:0}