.huake-indexD {
  padding: 90px 0;
  position: relative;
  background-color: #000;
}

.huake-indexD h3 {
font-size: 40px;
    color: #ffffff;
    text-align: center;
    font-weight: 700;
    line-height: 1.5;
}

.huake-indexD h3::after {
  display: block;
  content: '';
  width: 95px;
  height: 3px;
  background: #fd0000;
  margin: 25px auto 0;
}

.huake-indexD dl {
  margin-top: 20px;
  display: -webkit-flex;
  display: flex;
  -webkit-justify-content: space-between;
  -webkit-flex-wrap: wrap;
  flex-wrap: nowrap;
}

.huake-indexD dl dd {
  position: relative;
  width: 25%;
  box-sizing: border-box;
  cursor: pointer;
  margin: 36px 0 0;
}

.huake-indexD dl dd img {
  display: block;
  width: 100%;
}

.huake-indexD dl dd ins {
  height: 56px;
  line-height: 56px;
  text-align: center;
  background: rgba(0, 0, 0, .65);
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  color: #fff;
  font-size: 20px;
}

.huake-indexD dl dd .txt {
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  z-index: 105;
  padding: 0 35px;
  background: rgba(33, 33, 33, .85);
  box-sizing: border-box;
  text-align: center;
  opacity: 0;
  -webkit-transition: opacity 0.2s, -webkit-transform 0.35s;
  transition: opacity 0.2s, transform 0.35s;
  -webkit-transform: scale(0);
  transform: scale(0);
  display: -webkit-flex;
  display: flex;
  -webkit-justify-content: center;
  justify-content: center;
  -webkit-align-items: center;
  align-items: center;
  -webkit-flex-direction: column;
  flex-direction: column;
}

.huake-indexD dl dd .txt::before {
  position: absolute;
  content: '';
  top: 10px;
  right: 10px;
  bottom: 10px;
  left: 10px;
  z-index: -1;
  border: 2px solid rgb(255 255 255);
}

.huake-indexD dl dd .txt h6 {
  font-size: 20px;
  color: #ffffff;
}

.huake-indexD dl dd .txt p {
  font-size: 14px;
  color: #fff;
  line-height: 20px;
  margin: 0px 0 0 0;
}

.huake-indexD dl dd .txt .more {
  border-radius: 50%;
  width: 45px;
  height: 45px;
  background: rgb(255 255 255);
  line-height: 40px;
  display: inline-block;
  text-align: center;
  margin: 0px 0 0;
}

.huake-indexD dl dd .txt .more i {
  color: #fd0000;
  font-size: 30px;
}

.huake-indexD dl dd:hover::before {
  -webkit-transition: opacity 0.35s, -webkit-transform 0.35s;
  transition: opacity 0.35s, transform 0.35s;
  opacity: 1;
  -webkit-transform: scale(1);
  transform: scale(1);
}

.huake-indexD dl dd:hover::after {
  display: block;
}

.huake-indexD dl dd:hover .txt {
  opacity: 1;
  -webkit-transform: scale(1);
  transform: scale(1);
  -webkit-transition-duration: 0.35s;
  transition-duration: 0.35s;
}

.huake-indexD dl dd:hover ins {
  display: none;
}

@media screen and (max-width: 992px) {
  .huake-indexD dl dd .txt p {
    font-size: 14px;
    margin-top: 8px;
    display: none;
  }
  
  .huake-indexD dl dd .txt h6 {
    font-size: 18px;
  }
  .huake-indexD dl dd .txt .more {
    margin-top: 8px;
    line-height: 33px;
    width: 34px;
    height: 34px;
  }
  
  .huake-indexD dl dd .txt {
    padding-left: 18px;
    padding-right: 18px;
  }
}
 .col-lg-4 {
        -ms-flex: 0 0 33.333333%;
        -webkit-box-flex: 0;
        flex: 0 0 25.333333%;
        max-width: 25.333333%;
    }
@media screen and (max-width:840px) {
.huake-indexD dl dd {
    position: relative;
    width: 50%;
    box-sizing: border-box;
    cursor: pointer;
    margin: 36px 0 0;
 
}
  .huake-indexD dl {
    margin-top: 20px;
    display: -webkit-flex;
    display: flex;
    -webkit-justify-content: space-between;
    -webkit-flex-wrap: wrap;
    flex-wrap: wrap;
}
  .col-lg-4 {
    -ms-flex: 0 0 33.333333%;
    -webkit-box-flex: 0;
    flex: 0 0 50%;
    max-width: 50%;
}
  .huake-indexD dl dd ins {
    height: 56px;
    line-height: 56px;
    text-align: center;
    background: rgba(0, 0, 0, .65);
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    color: #fff;
    font-size: 15px;
}
}