.m-download-list { display: -webkit-box; display: -ms-flexbox; display: flex; -ms-flex-wrap: wrap; flex-wrap: wrap; }

.m-download-list .li { margin-bottom: .78rem; width: calc(320 / 1600 * 100%); margin-right: calc(106 / 1600 * 100%); }

.m-download-list .li:nth-of-type(4n) { margin-right: 0; }

.m-download-list .box { background-color: #ffffff; -webkit-box-shadow: 0 0 0.3rem 0 rgba(47, 110, 182, 0.1); box-shadow: 0 0 0.3rem 0 rgba(47, 110, 182, 0.1); border-radius: 0.1rem; overflow: hidden; padding: .2rem .3rem; position: relative; }

.m-download-list .box:hover .pop { opacity: 1; visibility: visible; }

.m-download-list .pop { position: absolute; left: 0; top: 0; width: 100%; height: 100%; background: rgba(47, 110, 182, 0.8); display: -webkit-box; display: -ms-flexbox; display: flex; -webkit-box-orient: vertical; -webkit-box-direction: normal; -ms-flex-direction: column; flex-direction: column; -webkit-box-pack: center; -ms-flex-pack: center; justify-content: center; opacity: 0; visibility: hidden; -webkit-transition: opacity .3s; -o-transition: opacity .3s; transition: opacity .3s; }

.m-download-list .pop .btn { display: block; width: 1.8rem; max-width: 90%; margin-left: auto; margin-right: auto; margin-bottom: .28rem; border-radius: 0.42rem; border: solid 0.01rem #ffffff; text-align: center; padding: 0.804em; line-height: 1.25; -webkit-transition: all .3s; -o-transition: all .3s; transition: all .3s; }

.m-download-list .pop .btn:last-of-type { margin-bottom: 0; }

.m-download-list .pop .btn:hover { background-color: #fff; color: #2f6eb6; }

.m-download-list .pic { position: relative; padding: 0.44rem 14% .0879rem; }

.m-download-list .pic .logo { position: absolute; left: .19rem; top: .17rem; width: 1.03rem; }

.m-download-list .pic .img { padding-top: 100%; position: relative; }

.m-download-list .pic .img img { position: absolute; left: 50%; top: 50%; max-width: 100%; max-height: 100%; -o-object-fit: contain; object-fit: contain; -webkit-transform: translate(-50%, -50%); -ms-transform: translate(-50%, -50%); transform: translate(-50%, -50%); }

.m-download-list .text { padding: .26rem .13rem .2rem; }

.m-download-list .text .t2 { line-height: 2.16667; margin-top: .03rem; }

.m-download-list .tx { line-height: 1.25; margin-top: .19rem; }

@media (max-width: 1400px) { .m-download-list .li { width: calc(370 / 1600 * 100%); margin-right: calc(40 / 1600 * 100%); }
  .m-download-list .pop .btn { width: 90%; } }

@media (max-width: 900px) { .m-download-list { -webkit-box-pack: justify; -ms-flex-pack: justify; justify-content: space-between; }
  .m-download-list .li { width: 46%; margin-right: 0; } }

@media (max-width: 700px) { .m-download-list .li { width: 48%; } }

@media (max-width: 500px) { .m-download-list .li { width: 100%; } }

.md-download-1 { padding-top: .89rem; padding-bottom: 1.47rem; background-image: url(../images/down-bg-1.jpg); background-position: center bottom; background-repeat: no-repeat; background-size: 100%; }

.md-download-1 .m-download-list { margin-top: .4rem; }

.md-download-1 .m_pages { margin-top: .16rem; }