.download-list {
  border: 1px solid #e2e2e2;
  padding: 10px 0;
  margin-bottom: 30px;
}
.download-list .download-pic {
  overflow: hidden;
  position: relative;
  padding-bottom: 130%;
}
@media (max-width: 576px) {
  .download-list .download-pic {
    padding-bottom: 100%;
  }
}
.download-list .download-pic .img-center {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.download-list .download-pic .img-center img {
  max-height: 100%;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}
.download-list .download-pic .img-center:hover img {
  -webkit-transform: scale(0.97);
          transform: scale(0.97);
}
.download-list .download-title {
  font-size: 1rem;
  font-weight: bold;
  text-align: center;
  margin-top: 10px;
}