.zui-toptips {
  display: block;
  position: fixed;
  -webkit-transform: translateZ(0) translateY(-100%);
  width: 100%;
  top: 0;
  line-height: 2.3;
  font-size: 14px;
  text-align: center;
  color: #FFF;
  background-color: #E64340;
  z-index: 20;

  /* 动画部分 */
  transition: all 0.4s ease;
}

.zui-toptips--show {
  -webkit-transform: translateZ(0) translateY(0);
}