.download-list {
    margin: 0 -10px;
}
.download-list .item {
    width: 16.66%;
    padding: 0 10px;
    box-sizing: border-box;
}
.download-list .item a {
    max-width: 195px;
    margin: 0 auto 50px;
}

.download-list .pic {
    overflow: hidden;
    position: relative;
    background: #fff;
}
.download-list a:hover .pic {
    background: #0a51a1;
}
.download-list a:hover .pic:before{
  content: '';
  display: block;
  background: url(../images/download/hover.png) no-repeat 50% 50%;
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  right: 0;
  top:0;
  bottom:0;
  margin: auto;
}
.download-list .title {
    text-align: center;
    color: #666;
    font-size: 16px;
    line-height: 1.6;
    display: inline-block;
    width: 100%;
    padding-top: 15px;
    height: 45px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

@media screen and (max-width: 1380px) {
    .download-list .item {
        width: 25%;
    }
}
@media screen and (max-width: 1035px) {
    .download-list .item {
        width: 33.33%;
    }
}
@media screen and (max-width: 767px) {
    .download-list .item {
        width: 50%;
    }
    .download-list .item a{
      margin-bottom: 10px;
    }
}
@media screen and (max-width: 490px) {
    .download-list .item {
        width: auto;
        float: none;
    }
}