.pics {
  padding: 5px;
}

.pics ul {
  display: flex;
  flex-wrap: wrap;
}

.pics ul li {
  width: 50%;
  padding: 4px;
}

.pics ul a {
  display: block;
  position: relative;
  overflow: hidden;
  color: #000;
  background: #fff;
  border: 1px solid #d1d1d1;
  border-radius: 0.2rem;
}

.pics ul a i {
  display: block;
}

.pics ul a img {
  width: 100%;
}

.pic-li-font {
  padding: 0 0.2rem 0.2rem;
}

.pic-li-name {
  font-size: 0.3rem;
  line-height: 0.36rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.pic-li-weight {
  font-size: 12px;
  line-height: 18px;
  color: #999;
}

.pic-li-p {
  height: 64px;
  margin-top: 0.1rem;
  padding: 10px 0 0;
  overflow: hidden;
  font-size: 12px;
  line-height: 18px;
  color: #999;
  border-top: 1px solid #999999;
}

.pic-li-more {
  display: none;
}

@media (min-width: 1200px) {
  .pics ul li {
    width: 33.3%;
    padding: 0.8vw;
  }

  .pics ul a {
    display: block;
    position: relative;
    overflow: hidden;
    color: #000;
    background: #fff;
    border: 1px solid #d1d1d1;
    border-radius: 0.2vw;
  }

  .pics ul a i {
    display: block;
  }

  .pics ul a img {
    width: 100%;
  }

  .pic-li-font {
    padding: 1vw;
  }

  .pic-li-name {
    font-size: 1.2vw;
    line-height: 1.6vw;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .pic-li-weight {
    font-size: 12px;
    line-height: 18px;
    color: #999;
  }

  .pic-li-p {
    height: 4.2vw;
    margin-top: 0.4vw;
    padding: 0.6vw 0 0;
    overflow: hidden;
    font-size: 0.8vw;
    line-height: 1.2vw;
    color: #999;
    border-top: 1px solid #999999;
    transition: 0.6s;
  }

  .pic-li-more {
    display: block;
    position: absolute;
    left: 50%;
    bottom: 1.5vw;
    width: 9vw;
    margin-left: -4.5vw;
    padding: 0.4vw 1.2vw;
    font-size: 0.8vw;
    line-height: 1.2vw;
    color: #fff;
    border: 1px solid #fff;
    border-radius: 2.4vw;
    opacity: 0;
    transition: 0.6s;
    transform: translate3d(0, 100%, 0);
  }

  .pic-li-more span {
    display: block;
    background: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABUAAAAHCAYAAADnCQYGAAAAgklEQVQoka3MMUpDURBA0fMEC8EikMplCO7BSlylKwhpkiakdQu6A4tAQASRa+Ev0lj8kAtTDDMclZkzqufq5b+fuaDqunrrr/2lUNVDdZzg7aVQ1aJ6n+DV6W1US1wh8/rAPda4wwaPMKqfCT2nAxYn+yueRvWJmzNR+MI3Bm6x+wW8kxf7DS1M7AAAAABJRU5ErkJggg==)
      no-repeat right center/1vw;
  }

  .pics ul a:hover {
    color: #fff;
    background: #008b4f;
  }

  .pics ul a:hover .pic-li-weight {
    color: #fff;
  }

  .pics ul a:hover .pic-li-p {
    opacity: 0;
    transform: translate3d(0, 100%, 0);
  }

  .pics ul a:hover .pic-li-more {
    opacity: 1;
    transform: translateZ(0);
  }
}