.md-pro-11 {
  padding-top: 0.8rem;
  padding-bottom: 0.3rem;
  background-color: #f7f7f7;
  line-height: 1.5;
}
.md-pro-11 * {
  line-height: inherit;
}
.md-pro-11 .layout {
  width: 15.2rem;
  max-width: 94%;
  margin-left: auto;
  margin-right: auto;
}
.md-pro-11 .swipers {
  width: calc(670 / 1520 * 100%);
}
.md-pro-11 .swiper1 {
  background-color: #fff;
}
.md-pro-11 .swiper2 {
  margin-top: 0.2rem;
  position: relative;
}
.md-pro-11 .sw2 {
  background-color: #fff;
  cursor: pointer;
}
.md-pro-11 .active .img2 {
  box-shadow: 0 0 0 1px inset #b70914;
}
.md-pro-11 .active .img2::before {
  content: "";
  position: absolute;
  left: 0%;
  top: 0%;
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  border: 1px solid #b70914;
  z-index: 5;
}
.md-pro-11 .img1 {
  position: relative;
  padding-top: calc( 400 / 670 * 100%);
}
.md-pro-11 .img1 img {
  -o-object-fit: contain;
     object-fit: contain;
}
.md-pro-11 .img2 {
  position: relative;
  padding-top: calc( 110 / 153 * 100%);
  background-color: #fff;
}
.md-pro-11 .sbtn {
  width: 0.5em;
  height: 1em;
  position: absolute;
  top: calc(50% - 0.5em);
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center;
  opacity: 0.4;
  cursor: pointer;
}
.md-pro-11 .sbtn:hover {
  opacity: 1;
}
.md-pro-11 .prev {
  right: calc(100% + 0.2rem);
  background-image: url(../images/z2.png);
}
.md-pro-11 .next {
  left: calc(100% + 0.2rem);
  background-image: url(../images/z3.png);
}
.md-pro-11 .text {
  width: calc(530 / 1520 * 100%);
  margin: 0 auto;
}
.md-pro-11 .title {
  display: flex;
  align-items: flex-end;
  line-height: 1;
}
.md-pro-11 .name {
  font-weight: bold;
  margin-right: 0.24rem;
}
.md-pro-11 .intro {
  line-height: 2;
}
.md-pro-11 .line {
  height: 1px;
  background-color: #cccccc;
  margin-top: 0.24rem;
  margin-bottom: 0.3rem;
}
.md-pro-11 .txt {
  line-height: 2;
}
.md-pro-11 .btns {
  margin-top: 0.4rem;
}
.md-pro-11 .btn {
  display: inline-flex;
  align-items: center;
  line-height: 1;
  padding: 1em 0.35rem;
  border-radius: 0.05rem;
  margin-right: 0.2rem;
  margin-bottom: 0.2rem;
  box-shadow: 0 0 0 1px inset #dfdfdf;
  background-color: #fff;
  transition: all 0.3s;
}
.md-pro-11 .btn:last-child {
  margin-right: 0;
}
.md-pro-11 .btn:hover {
  color: #fff;
  background-color: #b70914;
}
.md-pro-11 .btn:hover .ic {
  filter: brightness(0) invert(1);
}
.md-pro-11 .btn .ic {
  width: 1em;
  height: 1em;
  background-image: url(../images/z1.png);
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center;
  margin-right: 0.15rem;
}
@media screen and (max-width: 750px) {
  .md-pro-11 {
    padding-top: 0.2rem;
    padding-bottom: 1rem;
  }
  .md-pro-11 .swipers {
    width: 100%;
    order: 1;
    padding-top: 0;
  }
  .md-pro-11 .text {
    width: 100%;
    order: 2;
    margin-top: 0.5rem;
  }
  .md-pro-11 .aa2 {
    margin-bottom: 0.1rem;
  }
  .md-pro-11 .sbtn {
    display: none;
  }
}
.md-pro-12 {
  padding-top: 0.3rem;
  padding-bottom: 1rem;
  background-color: #f7f7f7;
  line-height: 1.5;
}
.md-pro-12 * {
  line-height: inherit;
}
.md-pro-12 .box {
  background-color: #fff;
  padding: 0.56rem 0.6rem;
}
.md-pro-12 .layout {
  width: 15.2rem;
  max-width: 94%;
  margin-left: auto;
  margin-right: auto;
}
.md-pro-12 .nav {
  width: 100%;
  background-color: #fff;
  position: sticky;
  top: 1rem;
  z-index: 30;
  box-shadow: 0 -1px 0 0 inset #eee;
  padding: 0;
}
.md-pro-12 .nsw {
  width: auto;
  padding: 0.24rem 0.35rem;
  color: #444;
  cursor: pointer;
}
.md-pro-12 .nsw.on {
  color: #fff;
  background-color: #b70914;
}
.md-pro-12 .pro-tt {
  position: relative;
  padding-left: 0.5em;
  line-height: 1;
}
.md-pro-12 .pro-tt::before {
  content: "";
  width: 4px;
  height: 0.8571428571em;
  position: absolute;
  left: 0%;
  top: 50%;
  transform: translateY(-50%);
  background-color: #b70914;
}
.md-pro-12 .md-md {
  position: absolute;
  top: -2rem;
}

.pro12-1 {
  position: relative;
  padding-bottom: 0.4rem;
}
.pro12-1 .ul {
  background-color: #fcfcfc;
  margin-top: 0.28rem;
}
.pro12-1 .li:nth-child(2n) .dd {
  flex-direction: row-reverse;
}
.pro12-1 .dd {
  display: flex;
  flex-wrap: wrap;
}
.pro12-1 .text {
  width: 50%;
  padding-left: 0.8rem;
  padding-right: 1.6rem;
}
.pro12-1 .tbox {
  width: 100%;
}
.pro12-1 .imgs {
  width: 50%;
}
.pro12-1 .img {
  position: relative;
  padding-top: calc( 380 / 700 * 100%);
  overflow: hidden;
}
.pro12-1 .d1 {
  font-weight: bold;
}
.pro12-1 .line {
  width: 0.2rem;
  height: 3px;
  background-color: #b70914;
  margin-top: 0.2rem;
  margin-bottom: 0.4rem;
}
.pro12-1 .intro {
  color: #222;
  line-height: 2.1428571429;
}
@media screen and (max-width: 750px) {
  .pro12-1 .imgs {
    width: 100%;
    order: 1;
  }
  .pro12-1 .text {
    width: 100%;
    order: 2;
    padding: 0.3rem;
  }
}

.pro12-2 {
  position: relative;
  padding-top: 0.4rem;
  padding-bottom: 0.4rem;
}
.pro12-2 .swiper {
  margin-top: 0.3rem;
}
.pro12-2 .img {
  position: relative;
  padding-top: calc( 500 / 685 * 100%);
}

.pro12-3 {
  padding-top: 0.4rem;
  padding-bottom: 0.4rem;
  position: relative;
}
.pro12-3 .video {
  position: relative;
  margin-top: 0.25rem;
}
.pro12-3 .bg {
  position: relative;
  padding-top: calc( 600 / 1400 * 100%);
}
.pro12-3 .watch {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 1em;
  height: 1em;
  border-radius: 50%;
  background-image: url(../images/z6.png);
  background-repeat: no-repeat;
  background-position: center;
  background-size: 23.2142857143% auto;
  background-color: #fff;
  box-shadow: 0 0 0 0.07rem rgba(255, 255, 255, 0.4);
  cursor: pointer;
}

.pro12-4 {
  position: relative;
  padding-top: 0.4rem;
  padding-bottom: 0.4rem;
}
.pro12-4 .tab {
  margin-top: 0.25rem;
}
.pro12-4 table {
  width: 100%;
}
.pro12-4 table,
.pro12-4 th,
.pro12-4 td {
  border: solid 1px #f1f1f1;
}
.pro12-4 tr:nth-child(2n-1) {
  background-color: #fcfcfc;
}
.pro12-4 td {
  padding: 0.14rem 0.3rem;
}
.pro12-4 td:nth-child(1) {
  width: 13%;
}
.pro12-4 td:nth-child(2) {
  width: 37%;
}
.pro12-4 td:nth-child(3) {
  width: 13%;
}
.pro12-4 td:nth-child(4) {
  width: 37%;
}

.pro12-5 {
  position: relative;
  padding-top: 0.4rem;
}
.pro12-5 .ul {
  margin-top: 0.3rem;
}
.pro12-5 .li {
  width: calc( 446 / 1400 * 100%);
  margin-right: calc( 30 / 1400 * 100%);
  margin-bottom: 0.3rem;
}
.pro12-5 .li:nth-child(3n) {
  margin-right: 0;
}
.pro12-5 .dd {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  padding: 0.3rem 0.2rem;
  background-color: #f7f7f7;
}
.pro12-5 .dd:hover .btn {
  color: #b70914;
}
.pro12-5 .dd:hover .ic {
  background-image: url(../images/z5.png);
}
.pro12-5 .imgs {
  width: 1.25rem;
  flex-shrink: 0;
}
.pro12-5 .img {
  position: relative;
  padding-top: 100%;
}
.pro12-5 .img img {
  -o-object-fit: contain;
     object-fit: contain;
}
.pro12-5 .text {
  width: 2.5rem;
  margin-left: 0.3rem;
  flex-grow: 1;
}
.pro12-5 .name {
  font-weight: bold;
}
.pro12-5 .line {
  width: 0.2rem;
  height: 2px;
  background-color: #b70914;
  margin-top: 0.08rem;
  margin-bottom: 0.1rem;
}
.pro12-5 .intro {
  line-height: 1.5714285714;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.pro12-5 .btn {
  display: inline-flex;
  align-items: center;
  margin-top: 0.1rem;
  color: #333;
}
.pro12-5 .ic {
  width: 0.5em;
  height: 1em;
  background-image: url(../images/z4.png);
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center;
  margin-left: 0.5em;
}
@media screen and (max-width: 750px) {
  .pro12-5 .li {
    width: 100%;
    margin-right: 0;
    margin-bottom: 0.2rem;
  }
  .pro12-5 .imgs {
    width: 25%;
  }
  .pro12-5 .text {
    margin-left: 5%;
  }
}
.c-img{position:absolute;left:0;top:0;width:100%;height:100%;-o-object-fit:cover;object-fit:cover;transition:all .3s}
.flex{display:flex}
.flex-wrap{flex-wrap:wrap}
.flex-between{justify-content:space-between}
.flex-middle{align-items:center}
.flex-top{align-items:flex-start}
.flex-bottom{align-items:flex-end}
.flex-left{justify-content:flex-start}
.flex-right{justify-content:flex-end}
.flex-center{align-items:center;justify-content:center}