.@{prefixClass}-panel {
  display: inline-block;
  position: relative;
  outline: none;
  font-family: Arial, "Hiragino Sans GB", "Microsoft Yahei", "Microsoft Sans Serif", "WenQuanYi Micro Hei", sans-serif;
  border: 1px solid #ccc;
  list-style: none;
  font-size: 12px;
  text-align: left;
  background-color: #fff;
  border-radius: 3px;
  box-shadow: 0 1px 5px #ccc;
  background-clip: padding-box;
  border: 1px solid #ccc;
  line-height: 1.5;
}