.flex{display:-webkit-box;display:-ms-flexbox;display:-webkit-flex;display:flex;flex-direction:column;-webkit-box-pack:center;-ms-flex-pack:center;-webkit-justify-content:center;justify-content:center;-webkit-box-align:center;-ms-flex-align:center;-webkit-align-items:center;align-items:center}.ellipsis{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}body #wrapper{padding-bottom:0}body .page-ask .ask-box{position:fixed;z-index:2;top:0;width:100%;height:1.49333333rem;padding-left:.61333333rem;padding-right:.53333333rem;padding-top:.42666667rem;background:#fff;box-shadow:0 2px 2px 0 rgba(28,31,33,.1);color:#2B333B;box-sizing:border-box;line-height:.64rem;font-size:.37333333rem}body .page-ask .ask-box a{float:left;font-size:.64rem}body .page-ask .ask-box .search-input{float:left;margin-left:.45333333rem;width:6.4rem;height:.64rem;font-size:.42666667rem}body .page-ask .ask-box .ask-btn{float:right}