.pro-tit {
  border-bottom: 1px solid #efefef;
  height: 54px;
  line-height: 54px;
  margin-bottom: 30px
}

.pro-tit h2 {
  font-size: 17px;
  color: #212121;
  font-weight: 700;
  text-transform: uppercase
}

.prolist ul {
  margin:-15px -15px 0;
display:flex;flex-wrap:wrap;
}

.prolist ul li {
  width: 33.333333%;
  position: relative;padding:15px;
  box-sizing: border-box;
  text-align: center
}

.prolist ul li .pic {
  display: block;
  overflow: hidden;position:relative;
  width: 100%;height:0;padding-bottom:100%;box-shadow:0 0 10px rgba(63,62,62,0.15);
}

.prolist ul li .pic img {
  width: 100%;position:absolute;left:0;top:0;
  height:100%;
  display: block;-o-object-fit:cover;object-fit:cover;
  transition: all 0.3s ease 0s
}

.prolist ul li h6 {
  margin-top: 15px;
  padding: 0 10px;
  text-align: center
}

.prolist ul li h6 a {
  color: #181818;
  font-size: 17px;
  line-height:26px;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden;
}

.prolist ul li h6 a:hover {
  color: var(--link-color-hover);
  text-decoration: underline
}

.prolist ul li:hover .pic img {
  transform: scale(1.05);
  -webkit-transform: scale(1.05)
}

@media screen and (max-width:1171px) {
.pro-tit{display:none;}
}

@media screen and (max-width: 768px) {

.prolist ul li{width:50%;}
.prolist ul li h6 a{font-size:16px;line-height:22px;}

}


@media screen and (max-width: 480px) {

.prolist ul {margin:0;}
.prolist ul li {width:100%;padding:10px 0;}

  
}