.service_con {
  box-sizing: border-box;
  padding: 14px 0;
  background: #f7f7f7;
  overflow: hidden;
}
.service_con li {
  overflow: hidden;
}
.service_con li a {
  transition: 0.5s;
  display: block;
  padding: 0 23px;
  background: url(../images/ser_li_03.png) no-repeat left center;
  height: 2em;
  line-height: 2;
  overflow: hidden;
  display: -webkit-box;
  /* Chrome 4+, Safari 3.1, iOS Safari 3.2+ */
  display: -moz-box;
  /* Firefox 17- */
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  white-space: normal;
}
@media screen and (max-width: 1388px) {
  .service_con li a {
    margin-right: 0px;
  }
}