.con {
  padding-top: 60px;
  padding-bottom: 108px;
}
.con .nav {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #222222;
  line-height: 1;
  font-weight: 600;
}
.con .nav a {
  opacity: 0.3;
  padding: 0 10px;
  transition: all 0.2s linear;

}

.con .nav a:hover {
  color: #ff441a;
  opacity: 1;
}
.con .nav hr {
  width: 1px;
  height: 44px;
  opacity: 0.1;
  margin: 0;
  border: none;
  background: #000;
  margin: 0 28px;
}
.con .nav hr:last-child{
    display: none;
}
.con .nav .on {
  color: #ff441a;
  opacity: 1;
  position: relative;

}

.con .nav .on::after {
  content: "";
  position: absolute;
  width: 100%;
  height: 10px;
  bottom: 0;
  left: 0;
  opacity: 0.1;
  background: #ff441a;
}
.con .list_box {
  display: flex;
  flex-wrap: wrap;
  margin-top: 100px;
}
.con .list_box .list {
  width: calc((100% - 40px)/2);
  margin-right: 40px;
  position: relative;
  margin-bottom: 130px;
}
.con .list_box .list:nth-child(2n) {
  margin-right: 0;
}
.con .list_box .list .image {
  width: 100%;
  position: relative;
  height: 0;
  padding-bottom: 56%;
  overflow: hidden;
}
.con .list_box .list .image:after {
  content: "";
  position: absolute;
  right: -20px;
  bottom: -20px;
  z-index: 2;
  width: 0;
  height: 0;
  border-left: 140px solid transparent;
  border-bottom: 140px solid #fff;
  transition: all 0.2s linear;
  visibility: hidden;
  opacity: 0;
}
.con .list_box .list .image img {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.4s linear;
}
.con .list_box .list .new {
  position: absolute;
  left: 0;
  top: 0;
  width: 100px;
}
.con .list_box .list .new img {
  width: 100%;
}
.con .list_box .list .info {
  padding: 48px 5% 0 0;
}
.con .list_box .list .info .tit {
  font-weight: 500;
  text-align: left;
  color: #222222;
  line-height: 1.2;
  height: 3.6em;
  letter-spacing: -0.8px;
  text-overflow: -o-ellipsis-lastline;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  transition: all 0.2s linear;
}
.con .list_box .list .info .time {
  margin-top: 72px;
  font-weight: 500;
  text-align: left;
  color: #ff441a;
  line-height: 1;
  letter-spacing: -0.6px;
}
.con .list_box .list:hover .image img {
  transform: scale(1.05);
}
.con .list_box .list:hover .image:after {
  right: 0;
  bottom: 0;
  visibility: visible;
  opacity: 1;
}
.con .list_box .list:hover .tit {
  text-decoration: underline;
  color: #ff441a;
}
.p_page{
    margin-top: 20px;
}

@media only screen and (max-width: 1920px){
    .con {
    padding-top: 3.125vw;
    padding-bottom: 5.62vw;
}
.con .list_box{
    margin-top: 5.2vw;
}
.con .list_box .list .info .time{
    margin-top: 3.75vw;
}
    
    .laypage_main{
        margin-top: 4.16vw;
    }
    .con .list_box .list{
        margin-bottom: 6.77vw;
    }
}

@media only screen and (max-width: 1600px){
    .con .list_box .list .image:after{
        border-left: 100px solid transparent;
    border-bottom: 100px solid #fff;
    }
    .con .list_box .list {
    width: calc((100% - 30px) / 2);
    margin-right: 30px;
    }
    
}
@media only screen and (max-width: 1200px){
    .con .list_box .list .new{width:80px;}
    .con .list_box .list .image:after {
        border-left: 60px solid transparent;
        border-bottom: 60px solid #fff;
    }
}
@media only screen and (max-width: 1000px){
      .con .list_box .list .image:after {
        border-left: 40px solid transparent;
        border-bottom: 40px solid #fff;
    }
    
}
@media only screen and (max-width: 768px){
    .con .nav .on::after{height:6px;}
    .con .nav hr{margin:0 10px;}
    .con .nav a{text-align:center;}
    .con{padding:40px 0;}
    .con .list_box .list .new{width:46px;}
    .con .list_box .list .info{padding-top:10px;}
    .con .list_box .list .info .tit{height:2.4em;-webkit-line-clamp:2;}
     .con .list_box .list {
    width: calc((100% - 10px) / 2);
    margin-right: 10px;
    margin-bottom: 20px;
    }
    .con .list_box{margin-top:20px;}
    .laypage_main{margin-top:20px;}
}