.evalu-nav{background:#333;opacity:1}.ques-answer-tip{top:0;background:#f9f9f9;z-index:10;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;color:#f33;font-size:40px;height:100%;border:10px solid #fff;-webkit-box-sizing:border-box;box-sizing:border-box}.errorTip,.ques-answer-tip{position:absolute;left:0;width:100%}.errorTip{z-index:999;height:40px;line-height:40px;text-align:center;color:#fff;top:50%;margin-top:-12.5px;font-size:25px}