/*给图片过渡效果*/
img {
  transition: all 0.5s;
  -moz-transition: all 0.5s; /* Firefox 4 */
  -webkit-transition: all 0.5s; /* Safari 和 Chrome */
  -o-transition: all 0.5s; /* Opera */
  border: 0px !important;
}
/* .index{width: 400px;margin: 0 auto;padding-bottom: 100px;}
.index-img{width: 100%;height:210px;margin-top:100px;}
.index-img>img{width: 100%;height: 100%;object-fit: cover;} */