body,
html {
  padding: 0;
  margin: 0;
}
ul {
  list-style: none;
}
a {
  color: inherit;
  text-decoration: none;
}
a:hover {
  color: inherit;
  text-decoration: none;
}
.auto-img {
  width: 100%;
  height: 100%;
}
#container {
  margin: 0 auto;
}
.show {
  display: block;
}
.hidden {
  display: none;
}
.product-center {
  margin: 0 auto;
  max-width: 1400px;
}
/* 轮播图 */
.carousel-item {
  height: 40%;
}
.pro-body {
  margin-top: 30px;
  padding: 0 10px;
  /* 搜索框 */
  /* 产品标题列表 */
  /* 产品列表 */
}
.pro-body .pro-search {
  margin: 20px auto;
  width: 60%;
  /*去掉bootstrap自带的input输入框半透明阴影*/
}
.pro-body .pro-search .form-control:focus {
  box-shadow: none;
  border-color: #ced4da;
}
.pro-body .swiper {
  margin-bottom: 30px;
}
.pro-body .swiper .list-box {
  height: 70px;
  margin: 0 auto 10px;
  font-size: 18px;
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
}
.pro-body .swiper .list-box .title-item {
  max-width: 250px;
  white-space: nowrap;
  text-overflow: ellipsis;
  background-color: rgba(216, 216, 216, 0.5);
  overflow: hidden;
  text-align: center;
  cursor: pointer;
  display: block;
  padding: 10px 30px;
  min-height: 50px;
  line-height: 50px;
}
.pro-body .swiper .list-box .title-item:hover {
  background-color: #3037c1;
  color: #fff;
}
.pro-body .swiper .list-box .title-item.active {
  background-color: #3037c1;
  color: #fff;
}
.pro-body .title-list {
  height: 70px;
  position: relative;
  background-color: rgba(243, 243, 250, 0.8);
  margin-bottom: 30px;
}
.pro-body .title-list .title-pre,
.pro-body .title-list .title-next {
  width: 40px;
  height: 40px;
  background-color: #f3f3fa;
  position: absolute;
  top: calc(50% - 20px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
}
.pro-body .title-list .title-next {
  right: 0;
}
.pro-body .pro-box {
  width: 100%;
  margin: 0 auto;
  position: relative;
}
.pro-body .pro-box .pro-list {
  width: calc(100% - 20px);
  padding: 0 10px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  margin: 0 auto;
}
.pro-body .pro-box .pro-list .item-box {
  width: 100%;
  margin-bottom: 30px;
}
.pro-body .pro-box .pro-list .item-box .pro-item {
  border-top: 1px solid #eee;
  padding: 10px 10px 0;
}
.pro-body .pro-box .pro-list .item-box .pro-item .pro-img {
  width: 100%;
}
.pro-body .pro-box .pro-list .item-box .pro-item .pro-title {
  margin-top: 20px;
  padding: 0 10px 10px;
}
.pro-body .pro-box .pro-list .item-box .pro-item .pro-title .text1 {
  display: flex;
  justify-content: space-between;
}
.pro-body .pro-box .pro-list .item-box .pro-item .pro-title .text1 .pro-text {
  font-size: 24px;
  font-weight: 800;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.pro-body .pro-box .pro-list .item-box .pro-item .pro-title .text1 .play-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: url(http://qn-cdn.qigonggate.com/Fjdd8JRkXT5tpzJ3QIRaVV8WIVxl.png!watermark) center no-repeat;
  background-size: 100%;
}
.pro-body .pro-box .pro-list .item-box .pro-item .pro-title .text2 {
  margin-top: 10px;
  font-size: 16px;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.mask {
  display: none;
  width: 100%;
  height: 100%;
  position: fixed;
  top: 0;
  left: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 99;
}
.mask .video-box {
  display: none;
  border-radius: 10px;
  margin: 5% auto;
}
.mask .video-box video {
  width: 20%;
  height: 50%;
  position: absolute;
  top: 25%;
  left: 30%;
}
/* 分页 */
.page-box {
  margin: 20px 0;
}
/* 模态框 */
.modal-content {
  padding: 20px 30px 10px;
}
.modal-line {
  border: 3px solid #3037c1;
  margin-right: 8px;
}
.pro-video {
  width: 100%;
}
.btn-outline-primary {
  color: #3037c1;
  border-color: #3037c1;
}
.btn-outline-primary:hover {
  background-color: #3037c1;
}
/* 返回顶部 */
.goTop {
  z-index: 99;
  position: fixed;
  bottom: 40px;
  right: 0;
  width: 60px;
}
.gotop-box,
.contrast-box {
  margin-top: 20px;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  font-size: 12px;
  color: #999;
}
.gotop-box {
  background-color: rgba(206, 206, 212, 0.6);
}
.gotop-img {
  width: 28px;
  height: 28px;
  margin: 5px 12px;
}
.gotop-text,
.contrast-text {
  margin-top: 10px;
}
.gotop-box:hover {
  background-color: rgba(255, 255, 255, 0.9);
  color: #333;
}
.contrast-box {
  background-color: rgba(0, 0, 0, 0.5);
}
.contrast-box:hover {
  background-color: rgba(0, 0, 0, 0.9);
  color: #e0e0e0;
}
@media (max-width: 575px) {
  .pro-list {
    padding: 0 !important;
  }
  .pro-list .item-box {
    min-width: 330px !important;
    padding: 10px;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15) !important;
  }
  .pro-list .item-box .pro-item {
    width: 100%;
    box-shadow: none !important;
  }
  .swiper {
    margin-bottom: 10px !important;
  }
  .list-box {
    margin-bottom: 10px !important;
  }
  .list-box .title-item {
    font-size: 14px;
    padding: 10px !important;
    max-height: 30px;
    line-height: 30px !important;
    max-width: 120px !important;
  }
  video {
    width: 90% !important;
    height: 45% !important;
    top: 15% !important;
    left: 5% !important;
  }
}
@media (min-width: 576px) and (max-width: 767px) {
  .swiper {
    margin-bottom: 10px !important;
  }
  .list-box {
    margin-bottom: 15px !important;
  }
  .list-box .title-item {
    font-size: 16px;
    padding: 10px 15px !important;
    max-height: 40px;
    line-height: 30px !important;
    max-width: 160px !important;
  }
  video {
    width: 90% !important;
    height: 45% !important;
    left: 5% !important;
  }
}
@media (min-width: 768px) and (max-width: 991px) {
  .swiper {
    margin-bottom: 20px !important;
  }
  .list-box .title-item {
    font-size: 20px;
    padding: 10px 15px !important;
    max-height: 60px;
    line-height: 40px !important;
    max-width: 200px !important;
  }
  video {
    width: 90% !important;
    height: 50% !important;
    left: 5% !important;
  }
}
@media (min-width: 992px) and (max-width: 1200px) {
  .swiper {
    margin-bottom: 30px !important;
  }
  .list-box .title-item {
    font-size: 20px;
    padding: 10px 15px !important;
    max-height: 60px;
    line-height: 40px !important;
    max-width: 200px !important;
  }
  video {
    width: 78% !important;
    height: 45% !important;
    left: 10% !important;
  }
}
@media (min-width: 1200px) {
  .swiper {
    margin-bottom: 30px !important;
  }
  .list-box .title-item {
    padding: 10px 30px;
    min-height: 50px;
    line-height: 50px;
  }
  video {
    width: 70% !important;
    height: 50% !important;
    left: 15% !important;
  }
}