.sec1 .warp {
  padding-top: 50px;
  width: 1440px;
  margin: 0 auto;
  padding-bottom: 100px;
}
.sec1 .warp .main {
  display: flex;
  margin-top: 55px;
}
.sec1 .warp .main .left {
  width: 300px;
  margin-right: 100px;
}
.sec1 .warp .main .left .tab {
  background-color: #fff;
  display: flex;
  flex-direction: column;
  padding-bottom: 24px;
}
.sec1 .warp .main .left .tab .item {
  color: #888888;
  font-size: 18px;
  height: 75px;
  line-height: 75px;
  padding-left: 30px;
  border-bottom: 1px solid #E5E5E5;
  transition: all 0.7s;
}
.sec1 .warp .main .left .tab .item:hover,
.sec1 .warp .main .left .tab .item.active {
  background-color: #C8161D;
  color: #fff;
}
.sec1 .warp .main .right {
  flex: 1;
  padding-top: 10px;
  border-top: 1px solid rgba(156, 12, 24, 0.2);
}
.sec1 .warp .main .right .list {
  margin-bottom: 87px;
}
.sec1 .warp .main .right .list .item {
  display: flex;
  padding: 54px 66px 48px 41px;
  border-bottom: 1px dashed #E5E5E5;
  transition: all 0.7s;
  position: relative;
}
.sec1 .warp .main .right .list .item:hover {
  border-color: transparent;
  box-shadow: 3px 4px 20px 0px rgba(55, 3, 5, 0.1);
}
.sec1 .warp .main .right .list .item:hover .text h4 {
  color: #C8161D;
}
.sec1 .warp .main .right .list .item:hover .bg {
  opacity: 1;
}
.sec1 .warp .main .right .list .item .time {
  text-align: center;
}
.sec1 .warp .main .right .list .item .time .day {
  font-size: 36px;
  color: #9C0C18;
  font-weight: 700;
  margin-bottom: 10px;
}
.sec1 .warp .main .right .list .item .time .years {
  padding: 8px 13px;
  font-size: 13px;
  color: #9C0C18;
  background: linear-gradient(45deg, #FCC5C7, #FDF1DB);
}
.sec1 .warp .main .right .list .item .text {
  flex: 1;
  margin-left: 50px;
}
.sec1 .warp .main .right .list .item .text h4 {
  color: #111111;
  font-size: 18px;
  transition: all 0.7s;
  margin-bottom: 20px;
}
.sec1 .warp .main .right .list .item .text p {
  color: #666666;
  font-size: 14px;
  line-height: 28px;
}
.sec1 .warp .main .right .list .item .bg {
  position: absolute;
  height: 100%;
  top: 0;
  transform: scaleX(-1);
  right: 0;
  opacity: 0;
  transition: all 0.7s;
}
@media screen and (max-width: 1920px) {
  .sec1 .warp {
    padding-top: 2.60416667vw;
    width: 75vw;
    padding-bottom: 5.20833333vw;
  }
  .sec1 .warp .main {
    margin-top: 2.86458333vw;
  }
  .sec1 .warp .main .left {
    width: 15.625vw;
    margin-right: 5.20833333vw;
  }
  .sec1 .warp .main .left .tab {
    padding-bottom: 1.25vw;
  }
  .sec1 .warp .main .left .tab .item {
    font-size: 0.9375vw;
    height: 3.90625vw;
    line-height: 3.90625vw;
    padding-left: 1.5625vw;
    border-bottom: 0.05208333vw solid #E5E5E5;
  }
  .sec1 .warp .main .right {
    padding-top: 0.52083333vw;
    border-top: 0.05208333vw solid rgba(156, 12, 24, 0.2);
  }
  .sec1 .warp .main .right .list {
    margin-bottom: 4.53125vw;
  }
  .sec1 .warp .main .right .list .item {
    padding: 2.8125vw 3.4375vw 2.5vw 2.13541667vw;
    border-bottom: 0.05208333vw dashed #E5E5E5;
  }
  .sec1 .warp .main .right .list .item:hover {
    box-shadow: 0.15625vw 0.20833333vw 1.04166667vw 0px rgba(55, 3, 5, 0.1);
  }
  .sec1 .warp .main .right .list .item .time .day {
    font-size: 1.875vw;
    /* margin-bottom: 0.52083333vw; */
    margin-bottom: 10px;
  }
  .sec1 .warp .main .right .list .item .time .years {
    padding: 0.41666667vw 0.67708333vw;
    font-size: 0.67708333vw;
  }
  .sec1 .warp .main .right .list .item .text {
    margin-left: 2.60416667vw;
  }
  .sec1 .warp .main .right .list .item .text h4 {
    font-size: 0.9375vw;
    margin-bottom: 1.04166667vw;
  }
  .sec1 .warp .main .right .list .item .text p {
    font-size: 0.72916667vw;
    line-height: 1.45833333vw;
  }
  
}

@media screen and (max-width: 1024px) {
  .sec1 .warp{
    width: 90%;
  }
  .sec1 .warp .main{
    margin-top: 40px;
  }
  .sec1 .warp .main .left{
    width: 20vw;
    margin-right: 50px;
  }
  .sec1 .warp .main .left .tab .item {
    font-size: 12px;
    height: 40px;
    line-height: 40px;
    padding-left: 10px;
    border-bottom-width:1px ;
  }
  .sec1 .warp .main .right .list .item .time{
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
  .sec1 .warp .main .right .list .item .time .years {
    font-size: 12px;
  }
  .sec1 .warp .main .right .list .item .time .day {
    font-size: 24px;
  }
  .sec1 .warp .main .right .list .item .text h4 {
    font-size: 16px;
    line-height: 1.6;
  }
  .sec1 .warp .main .right .list .item .text p {
    font-size: 12px;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
  }
  .sec1 .warp .main .right .list .item{
    padding: 20px;
  }
  .sec1 .warp .main .right .list .item .text{
    margin-left: 30px;
  }

}

@media screen and (max-width: 820px) {
  .sec1 .warp .main .right .list .item .text {
    margin-left: 20px;
  }
  .sec1 .warp .main .left {
    margin-right: 25px;
  }
}
@media screen and (max-width: 540px) {
  .sec1 .warp{
    padding-top: 40px;
    padding-bottom: 40px;
  }
  .common_title h3 {
    font-size: 20px;
  }
  .sec1 .warp .main .left{
    width: 100%;
    margin-right: 0;
  }
  .sec1 .warp .main .right{
    margin-top: 40px;
    padding-top: 10px;
  }
  .sec1 .warp .main{
    flex-direction: column;
  }
  .sec1 .warp .main .right .list .item{
    flex-direction: column;
  }
  .sec1 .warp .main .right .list .item .text{
    margin-left: 0;
    margin-top: 20px;
  }
  .sec1 .warp .main .right .list .item .time{
    /* flex-direction: row-reverse;
    align-items: center;
    justify-content: flex-end; */
    width: fit-content;
  }
  .sec1 .warp .main .right .list .item .time .years{
    padding:5px 10px;
    margin-top: 5px;
    height: fit-content;
    /* margin-right: 10px; */
  }
}