@charset "UTF-8";
/**
 * 20230907标桥产品宣传网站
 * date: 2023-9-7
 * author: qguoqiang;
 */
.banner {
  height: 520px;
  background: url("../images/banner.png") top center no-repeat;
  background-size: cover;
}
.banner-text {
  margin-top: 107px;
}
.banner-btn {
  display: block;
  margin-top: 76px;
  width: 200px;
  height: 60px;
  padding: 0 10px;
  border-radius: 8px;
  text-align: center;
  font-size: 22px;
  line-height: 60px;
  color: #fff;
  background: linear-gradient(85deg, #0161FE 0%, #0497FD 100%);
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}

.feature {
  height: 672px;
  overflow: auto;
  background-color: #fff;
}
.feature-ul {
  margin-left: -30px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
}
.feature-li {
  margin: 30px 0 0 30px;
  height: 204px;
  width: calc(100% / 3.0001 - 30px);
}
.feature-li a {
  display: block;
  padding: 24px 20px;
  width: 100%;
  height: 100%;
  border-radius: 8px;
  border: 2px solid #FFF;
  background: -webkit-gradient(linear, left top, left bottom, from(rgba(255, 255, 255, 0.8)), to(rgba(255, 255, 255, 0.8)));
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.8) 0%, rgba(255, 255, 255, 0.8) 100%);
  -webkit-box-shadow: 0 6px 30px 5px rgba(13, 54, 116, 0.08);
          box-shadow: 0 6px 30px 5px rgba(13, 54, 116, 0.08);
  -webkit-backdrop-filter: blur(22.5px);
          backdrop-filter: blur(22.5px);
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}
.feature-title {
  line-height: 54px;
  color: #000;
  font-size: 24px;
  font-weight: 500;
}
.feature-text {
  height: 56px;
  color: #788FA4;
  font-size: 20px;
  line-height: 28px;
}
.title {
  margin-top: 38px;
  height: 58px;
  line-height: 58px;
  font-size: 32px;
  font-weight: bold;
  color: #333;
  text-align: center;
}

.sup-title {
  height: 52px;
  line-height: 52px;
  font-size: 20px;
  color: #6F777D;
  text-align: center;
}

.tool {
  overflow: auto;
  height: 549px;
  background: url("../images/feature_bg.png") top center no-repeat;
  background-size: cover;
}
.tool-ul {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  margin: 0 0 0 -30px;
}
.tool-li {
  margin: 71px 0 0 30px;
  width: calc(100% / 3 - 30px);
  height: 246px;
}
.tool-li a {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  padding: 18px 26px 0;
  border-radius: 8px;
  border: 2px solid #FFF;
  background: -webkit-gradient(linear, left top, left bottom, from(#E7F0F7), to(#FFF));
  background: linear-gradient(180deg, #E7F0F7 0%, #FFF 100%);
  -webkit-box-shadow: 0 6px 30px 5px rgba(13, 54, 116, 0.1);
          box-shadow: 0 6px 30px 5px rgba(13, 54, 116, 0.1);
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}
.tool-li a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.tool-li:hover {
  margin-top: 39px;
  height: 278px;
}
.tool-li:hover .tool-text {
  height: 160px;
}
.tool-li:nth-child(1) a::after {
  background: url("../images/tool_bg_1.png") bottom right no-repeat;
}
.tool-li:nth-child(2) a::after {
  background: url("../images/tool_bg_2.png") bottom right no-repeat;
}
.tool-li:nth-child(3) a::after {
  background: url("../images/tool_bg_3.png") bottom right no-repeat;
}
.tool-li:nth-child(3) .tool-title img {
  top: 17px;
}
.tool-title {
  position: relative;
  padding-left: 53px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  line-height: 52px;
  color: #1D1F24;
  font-size: 26px;
  font-weight: 600;
  z-index: 1;
}
.tool-title img {
  position: absolute;
  left: 0;
  top: 50%;
  margin-right: 10px;
  -webkit-transform: translateY(-50%);
          transform: translateY(-50%);
}
.tool-text {
  position: relative;
  height: 128px;
  margin: 15px 50px 0 0;
  line-height: 32px;
  color: #788FA4;
  font-size: 20px;
  z-index: 1;
}

.business {
  height: 618px;
  overflow: auto;
}
.business-ul {
  margin-top: 46px;
  height: 351px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  overflow: hidden;
}
.business-li {
  width: calc((100% - 334px) / 7);
  height: 100%;
}
.business-li a {
  display: block;
  width: 100%;
  height: 100%;
  padding: 26px 26px 0 23px;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}
.business-li.current {
  width: 254px;
}
.business-li.current .business-text {
  display: block;
}
.business-li.current .business-title {
  color: #FFF;
}
.business-li.current .business-title::before {
  background: #FFF;
}
.business-li:nth-child(1) {
  background: url("../images/business_bg_1.png") left center no-repeat;
}
.business-li:nth-child(1).current {
  background-image: url("../images/business_bg_1_h.png");
}
.business-li:nth-child(2) {
  background: url("../images/business_bg_2.png") left center no-repeat;
}
.business-li:nth-child(2).current {
  background-image: url("../images/business_bg_2_h.png");
}
.business-li:nth-child(3) {
  background: url("../images/business_bg_3.png") left center no-repeat;
}
.business-li:nth-child(3).current {
  background-image: url("../images/business_bg_3_h.png");
}
.business-li:nth-child(4) {
  background: url("../images/business_bg_4.png") left center no-repeat;
}
.business-li:nth-child(4).current {
  background-image: url("../images/business_bg_4_h.png");
}
.business-li:nth-child(5) {
  background: url("../images/business_bg_5.png") left center no-repeat;
}
.business-li:nth-child(5).current {
  background-image: url("../images/business_bg_5_h.png");
}
.business-li:nth-child(6) {
  background: url("../images/business_bg_6.png") left center no-repeat;
}
.business-li:nth-child(6).current {
  background-image: url("../images/business_bg_6_h.png");
}
.business-li:nth-child(7) {
  background: url("../images/business_bg_7.png") left center no-repeat;
}
.business-li:nth-child(7).current {
  background-image: url("../images/business_bg_7_h.png");
}
.business-li:nth-child(8) {
  background: url("../images/business_bg_8.png") left center no-repeat;
}
.business-li:nth-child(8).current {
  background-image: url("../images/business_bg_8_h.png");
}
.business-title {
  position: relative;
  color: #333;
  font-size: 28px;
  font-weight: 700;
  line-height: 68px;
}
.business-title::before {
  content: attr(title);
  position: absolute;
  left: 0;
  top: 63px;
  height: 5px;
  color: transparent;
  border-radius: 3px;
  background: transparent;
}
.business-text {
  margin-top: 33px;
  display: none;
  color: #FFF;
  font-size: 18px;
  line-height: 42px;
}

.advert {
  height: 579px;
  background: url("../images/update_bg.png") top center no-repeat;
  background-size: cover;
  overflow: auto;
}
.update-title {
  margin-top: 125px;
  height: 72px;
  line-height: 72px;
  color: #333;
  font-size: 48px;
  text-align: center;
}
.update-text {
  margin: 18px auto 0;
  width: 900px;
  color: #5C6C7A;
  font-size: 24px;
  line-height: 44px;
  text-align: center;
}
.advert-btn {
  display: block;
  margin: 50px auto 0;
  padding: 0 10px;
  width: 160px;
  height: 60px;
  line-height: 60px;
  color: #FFF;
  font-size: 22px;
  text-align: center;
  border-radius: 8px;
  background: linear-gradient(85deg, #0161FE 0%, #0497FD 100%);
}

.tool-li:hover .tool-title {

  color: #0D5EFA;

}

.bottom .mt20{
  margin-top: 0;
}