body,html{
  background: #f5f5f5;
}

.about-section1 {
  background-image: url(../images/gy-ban.jpg);
}

.about-content{
  padding-bottom:100px;
}

.list_content{
  width: 90%;
  margin: 0 auto;
  color:#fff;
  background: #fff;
}
.list_content .bigbox{
  padding: 30px;
  display: flex;
  flex-flow: row wrap;
  align-content: flex-start;
}
.list_content .item{
  flex: 0 0 33.3333%;
}
.list_content .item{
  padding: 30px;
}
.list_content .item a{
  border-radius: 6px;
  overflow: hidden;
  display: block;
  background: #f4f4f4;
  transition: all 400ms ease-in-out;
  -o-transition: all 400ms ease-in-out;
  -ms-transition: all 400ms ease-in-out;
  -moz-transition: all 400ms ease-in-out;
  -webkit-transition: all 400ms ease-in-out
}


.list_content .item .item_img{
  display: flex;
  align-items: center;
  justify-content: center;
  height: 320px;
  overflow: hidden;
}
.list_content .item .item_img img{
  width: 100%;
  transition:all 1s ease-out;
}
.list_content .item .item_title{
  padding:30px;
}
.list_content .item .item_title strong{
  font-size: 16px;
  font-weight: normal;
  display: block;
}
.list_content .item .item_title p{
  line-height: 32px;
  color:#888888;
  padding-bottom:20px;
}

.list_content .item a:hover{
  background: #15955a;
  color:#fff;
}

.list_content .item a:hover p{
  color: #fff;
}
.list_content .item a:hover img{
  color: #fff;
  transform:scale(1.1);
}

@media (max-width: 1440px) {
  
}
@media (max-width: 1199px) {
  
}
@media (max-width: 767px) {
  
}
@media (max-width: 575px) {
  .list_content .item{
    flex: 0 0 100%;
    padding: 10px;
  }
  .list_content .bigbox{
    padding:10px;
  }
  .list_content .item .item_img{
    height: 204px;
  }
  .list_content .item .item_title{
    padding: 20px;
  }
  
}