.section1 {
  width: 100%;
  height: 585px;
  position: relative;
}
.banner-box img {
  width: 100%;
}
.section1 .video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  position: absolute;
  z-index: 1;
  left: 0;
  top: 0;
}
.section1 .section1-info {
  position: absolute;
  z-index: 2;
  left: 50%;
  transform: translateX(-50%);
  top: 86px;
}
.section1 .title {
  font-family: 'Roboto';
  font-weight: 500;
  font-size: 18px;
  color: #FFFFFF;
  text-align: center;
}
.section1 .tip {
  font-family: 'Roboto';
  font-weight: 300;
  font-size: 13px;
  color: #FFFFFF;
  text-align: center;
  padding: 10px 0 35px 0;
}
.section1 .item {
  width: 428px;
  height: 331px;
  background: #FFFFFF;
  box-shadow: 0px 0px 10px 0px rgba(67,67,67,0.14);
  border-radius: 7px;
  margin-right: 15px;
  padding: 42px;
  box-sizing: border-box;
  position: relative;
}
.section1 .item:last-child {
  margin-right: 0;
}
.section1 .item .tit {
  font-family: 'Roboto';
  font-weight: 500;
  font-size: 13px;
  color: #1D1D1F;
  padding-bottom: 28px;
}
.section1 .icons img {
  width: auto;
  height: 15px;
  display: block;
  margin-right: 25px;
  cursor: pointer;
}
.section1 .select-info {
  display: none;
}
.section1 .select-info:first-child {
  display: block;
}
.section1 .s-tit {
  font-family: 'Roboto';
  font-weight: 300;
  font-size: 13px;
  color: #1D1D1F;
  padding-top: 19px;
}
.section1 .t1 {
  font-family: 'Roboto';
  font-weight: 100;
  font-size: 13px;
  color: #5E5F60;
  line-height: 16px;
  padding-top: 8px;
}
.section1 .item .button {
  width: 122px;
  height: 22px;
  background: #FF5C17;
  border-radius: 11px;
  font-family: 'Roboto';
  font-weight: 300;
  font-size: 10px;
  color: #FFFFFF;
  cursor: pointer;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 35px;
}
.section1 .item .button img {
  width: auto;
  height: 12px;
  display: block;
  margin-left: 8px;
}
.section2 {
  background: #f7f8fb;
  padding: 87px 0 50px 0;
}
.section2 .title {
  font-family: 'Roboto';
  font-weight: 500;
  font-size: 18px;
  color: #1D1D1F;
  line-height: 20px;
  text-align: center;
}
.type-box {
  padding: 20px 0;
}
.type-box .type-item {
  width: 122px;
  height: 22px;
  background: #404044;
  border-radius: 11px;
  font-family: 'Roboto';
  font-weight: 300;
  font-size: 10px;
  color: #FFFFFF;
  cursor: pointer;
  margin-right: 20px;
}
.type-box .type-item:last-child,.class-box .class-item:last-child {
  margin-right: 0;
}
.type-box .type-item.on {
  background: #FF5C17;
}
.class-box {
  padding-bottom: 40px;
}
.class-box .class-item {
  font-family: 'Roboto';
  font-weight: 300;
  font-size: 13px;
  color: #1D1D1F;
  margin-right: 70px;
  cursor: pointer;
  width: 150px;
  height: 30px;
}
.class-box .class-item:hover,.class-box .class-item.on {
  font-weight: 500;
  font-size: 16px;
  color: #FF5C17;
}
.class-box .class-item.disabled {
  color: #C4C4C4;
  cursor: not-allowed;
  pointer-events: none;
}
.class-box .class-item.disabled:hover {
  font-weight: 300;
  font-size: 13px;
  color: #C4C4C4;
}
.table .con {
  width: 192px;
  height: 27px;
  background: #FFFFFF;
  box-shadow: 0px 0px 10px 0px rgba(67,67,67,0.08);
  border-radius: 5px;
  margin-right: 15px;
}
.con.drive-con {
  display: block;
}
.con.firmware-con {
  display: none;
}
.table .con:last-child {
  margin-right: 0;
}
.table .con input,.table .con select {
  width: 100%;
  height: 100%;
  font-family: 'Roboto';
  font-weight: 300;
  font-size: 13px;
  color: #1D1D1F;
  padding: 0 12px;
  box-sizing: border-box;
}
.table input::placeholder {
  color: #BBBBBC;
}
.table .con .select2-container {
  height: 100%;
  background: none;
  padding-left: 12px;
  box-sizing: border-box;
}
.table .con .selection,.table .select2-container .select2-selection--single {
  height: 100% !important;
  width: 100% !important;
  border: none !important;
  position: relative;
}
.table .select2-container--default .select2-selection--single .select2-selection__rendered {
  height: 100% !important;
  display: flex;
  align-items: center;
  padding: 0;
  font-family: 'Roboto';
  font-weight: 300;
  font-size: 13px;
  color: #1D1D1F;
}
.table .select2-container--default .select2-selection--single .select2-selection__placeholder,.select2-results {
  font-family: 'Roboto';
  font-weight: 300;
  font-size: 13px;
  color: #1D1D1F;
}
.select2-dropdown {
  border: none !important;
}
.table .select2-container--default .select2-selection--single .select2-selection__arrow b {
  border: none;
  display: none;
}
.select2-container--default .select2-selection--single .select2-selection__arrow {
  background: url(../images/icon_arrow.png) no-repeat;
  width: 12px !important;
  height: 9px !important;
  background-size: 100% auto;
  top: 50% !important;
  transform: translateY(-50%);
  right: 12px !important;
  left: auto !important;
}
.select2-dropdown {
  background: #F6F2EE !important;
  box-shadow: 0px 0px 10px 0px rgba(67,67,67,0.08) !important;
  border-radius: 3px !important;
}
.search-box {
  width: 130px;
  height: 27px;
  background: #F7F8FB;
  border-radius: 13px;
  position: relative;
  overflow: hidden;
}
.search-box img {
  width: 13px;
  height: auto;
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
  cursor: pointer;
}
.search-box input {
  width: 100%;
  height: 100%;
  padding: 0 12px 0 36px;
  box-sizing: border-box;
  font-size: 10px;
}

.section2 .list {
  padding: 29px 0;
  grid-template-columns: repeat(4, minmax(0, 25%));
  gap: 14px;
  display: grid;
  justify-content: center;
}
.section2 .item {
  /* width: 259px; */
  /* height: 96px; */
  height: 110px;
  background: #FFFFFF;
  box-shadow: 0px 0px 10px 0px rgba(67,67,67,0.08);
  border-radius: 10px;
  /* padding: 15px 12px; */
  padding: 18px 15px;
  box-sizing: border-box;
  position: relative;
}
.section2 .item .download {
  width: 19px;
  height: 19px;
  background: #404044;
  border-radius: 50%;
  overflow: hidden;
  cursor: pointer;
  position: absolute;
  right: 15px;
  bottom: 12px;
}
.section2 .item .download img {
  width: 10px;
  height: auto;
  display: none;
}
.section2 .item .download .m1 {
  display: block;
}
.section2 .item .name {
  font-family: 'Roboto';
  font-weight: 400;
  font-size: 14px;
  color: #1D1D1F;
  padding-bottom: 4px;
}
.section2 .item .t2 {
  font-family: 'Roboto';
  font-weight: 300;
  font-size: 11px;
  color: #56565B;
  padding-top: 8px;
}
.section2 .item:hover {
  background: #ff5c17;
}
.section2 .item:hover .download {
  background: #fff;
}
.section2 .item:hover .m1 {
  display: none;
}
.section2 .item:hover .m2 {
  display: block;
}
.section2 .item:hover .name,.section2 .item:hover .t2 {
  color: #FFFFFF;
}
.pages-box {
  /* padding-bottom: 50px; */
}
.pages-box div {
  width: 40px;
  height: 40px;
  cursor: pointer;
  border-radius: 50%;
  overflow: hidden;
}
.pages-box div:active {
  opacity: 0.8;
}
.pages-box div.disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.page-prev {
  margin-right: 25px;
  background: url(../images/product/icon_prev.png) no-repeat;
  background-size: cover;
}
.page-next {
  background: url(../images/product/icon_next.png) no-repeat;
  background-size: cover;
}
@media (max-width: 1100px) {
  .section2 .list {
    padding: 29px 20px;
    box-sizing: border-box;
    grid-template-columns: repeat(3, minmax(0, 33%));
  }
  .table {
    padding-left: 20px;
    padding-right: 20px;
    box-sizing: border-box;
  }
}
@media (max-width: 900px) {
  .section1 .item {
    width: 340px;
    height: 331px;
    padding: 32px 22px;
  }
}

/* 移动端 */
@media (max-width: 800px) {
  .section1 {
    height: auto;
  }
  .section1 .section1-info {
    position: relative;
    left: 0;
    top: 0;
    transform: translateX(0);
    padding: 50px 0;
  }
  .section1 .list {
    flex-wrap: wrap;
  }
  .section1 .item {
    margin: 0 auto;
  }
  .section1 .item:last-child {
    margin-right: auto;
    margin-top: 20px;
  }
  .section2 {
    padding-top: 50px;
  }
  .section2 .title {
    font-size: 16px;
  }
  .table {
    flex-wrap: wrap;
    justify-content: flex-start;
  }
  .table .con {
    width: calc((100% - 15px) / 2);
    margin-bottom: 12px;
  }
  .table .con:nth-child(2n) {
    margin-right: 0;
  }
  .search-box {
    width: 100%;
  }
  .section2 .list {
    grid-template-columns: repeat(2, minmax(0, 49%));
  }
  .section2 .item {
    height: auto;
  }
  .c-box {
    overflow: hidden;
    height: 35px;
    margin: 0 15px;
    background: #fff;
    border-radius: 20px;
    margin-bottom: 15px;
    padding: 0 15px;
  }
  .class-box {
    width: 100%;
    overflow-x: auto;
    box-sizing: border-box;
    justify-content: flex-start;
  }
  .class-box .class-item {
    width: auto;
    min-width: auto;
    white-space: nowrap;
    margin-right: 55px;
  }
  .page-prev {
    margin-right: 15px;
  }
}