.tab {
  width: 111px;
  height: 43px;
  line-height: 43px;
  text-align: center;
  background: url('./未选.png');
  background-size: 100% 100%;
  margin-right: 10px;
}

.active {
  width: 111px;
  height: 43px;
  text-align: center;
  background: url('./高亮.png') !important;
  background-size: 100% 100% !important;
}