body {
  padding: 0;
  margin: 0;
}
a {
  text-decoration: none;
}
.banner {
  width: 100%;
  height: auto;
}
.banner img {
  width: 100%;
  height: 100%;
}
.switch {
  margin: 2rem auto;
  padding: 0 22.5rem;
  box-sizing: border-box;
  flex-wrap: wrap;
  display: flex;
  justify-content: center;
}
.switch a {
  padding: 0.75rem 0.9375rem;
  background: #000000;
  color: #fff;
  font-size: 1rem;
  margin-right: 0.625rem;
}
.switch a:hover {
  background-color: #0070be;
}
.switch .active{
  background-color: #0070be;
}
.main {
  margin: 2rem auto;
  padding: 0 22.5rem;
  box-sizing: border-box;


}
.main .main1 {
  width: 100%;
  /*margin-bottom: 2rem;*/
  display: flex;
  justify-content: space-between;
  border-top: 1px solid #DDD;
  padding: 1.875rem 0;
  
}
.main .main1:nth-last-child(1){
    border-bottom: 1px solid #DDD;
}
.main .main1 .time {
  color: #999;
  font-size: 1.5rem;
  font-weight: normal;
  word-break: keep-all;
  width: 6.25rem;
}
.main .main1 .main1-1 {
  width: calc(100% - 23rem);
  transition: all 1s;
  padding-left: 3.75rem;
  position: relative;
}
.main .main1 .main1-1::after {
  position: absolute;
    transition: all 1s;
  content: '';
  left: 0;
  width: 3.125rem;
  top: 0.625rem;
  height: 2px;
  background-color: #000000;
}
.main .main1 .main1-1 .tit{
    font-size: 1rem;
    color: #333;
    margin-bottom: 0.625rem
}
.main .main1 .main1-1 .desc{
      font-size: 0.875rem;
   
    color: #999;
}
.main .main1 .img {
  width: 10.3125rem;
  height: 6.875rem;
  overflow: hidden;
}
.main .main1 .img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 1s

}
.main .main1:hover .main1-1 {
  width: calc(100% - 25rem);
  transition: all 1s;
  padding-left: 5.75rem;

}
.main .main1:hover .main1-1::after {
  width: 5.125rem;
  transition: all 1s
}
.main .main1:hover .img img{
  transition: all 1s;
  transform: scale(1.2);
}

@media (max-width:900px) {
    .switch {
        margin: 20px auto;
        padding: 0 5%;
    }
    .switch a {
        padding: 5px 10px;
        background: #000000;
        color: #fff;
        font-size: 16px;
        margin-right: 10px;
    }
    .main {
        margin: 20px auto;
        padding: 0 5%;
        box-sizing: border-box;
    }
    .main .main1 .time {
        color: #999;
        font-size: 14px;
        width: 60px;
    }
    .main .main1 .main1-1 .tit {
        font-size: 16px;
        color: #333;
        margin-bottom: 10px;
    }
    .main .main1 .main1-1 .desc {
        font-size: 14px;
        color: #999;
        line-height: 1.5;
    }

}
@media (max-width:600px) {

    .main .main1 {
        flex-direction: column;
        margin-bottom: 10px
    }
    .main .main1 .main1-1 {
        width: 100%;
        transition: all 1s;
        padding-left: 0;
        position: relative;
    }
    .main .main1 .main1-1::after {
        display: none;
    }

    .main .main1 .img {
        width: 100%;
        margin-top: 10px;
        height: auto;
        overflow: hidden;
    }
}