body {
  background: #fff;
}

section .section-title {
  font-weight: 700;
  text-align: center;
}
section .section-text {
  text-align: center;
  line-height: 28px;
  margin-top: 15px;
}

.banner {
  background: url(../images/case/case_banner.jpg) no-repeat;
  background-size: cover;
}
.banner .container {
  position: relative;
}
.banner .container .section-title {
  color: #fff;
}
.banner .container .section-text {
  color: #fff;
}
.banner .container .page-nav {
  text-align: end;
  position: absolute;
  bottom: 20px;
  color: #f2f7fb;
  font-size: 20px;
}
.banner .container .page-nav a {
  color: #f2f7fb;
  font-weight: lighter;
  display: inline-block;
}
.banner .container .page-nav a:last-child {
  color: #f9bb0b;
  border-bottom: solid 1px #f9bb0b;
  cursor: text;
}
.banner .container .page-nav a:first-child:hover {
  font-weight: 700;
  line-height: 36px;
}

.case-section .tab-content .tab-pane .tab-pane-content {
  padding-bottom: 50px;
  padding-top: 50px;
}
.case-section .tab-content .tab-pane .tab-pane-content .case-list {
  row-gap: 30px;
}
.case-section .tab-content .tab-pane .tab-pane-content .case-list .case-item {
  border: solid 1px #d7d7d7;
  text-align: center;
  padding-bottom: 20px;
  overflow: hidden;
  display: block;
  position: relative;
  background: #fafafa;
  height: 100%;
}
.case-section .tab-content .tab-pane .tab-pane-content .case-list .case-item img {
  width: 100%;
  height: auto;
  display: block;
  transition: all 0.5s;
}
.case-section .tab-content .tab-pane .tab-pane-content .case-list .case-item h2 {
  line-height: 34px;
  color: #262525;
  padding: 20px 15px 0;
  text-align: center;
  font-weight: 700;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-line-clamp: 1;
  display: -webkit-box;
  -webkit-box-orient: vertical;
}
.case-section .tab-content .tab-pane .tab-pane-content .case-list .case-item p {
  color: rgba(94, 91, 91, 0.78);
  line-height: 30px;
  margin-top: 5px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}
.case-section .tab-content .tab-pane .tab-pane-content .case-list .case-item .bottom-line {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: #3f51b5;
  transition: all 0.5s;
  opacity: 0;
}
.case-section .tab-content .tab-pane .tab-pane-content .case-list .case-item:hover img {
  transform: scale(1.02);
}
.case-section .tab-content .tab-pane .tab-pane-content .case-list .case-item:hover .bottom-line {
  opacity: 1;
}
.case-section .tab-content .tab-pane .tab-pane-content .pagelist {
  margin-top: 40px;
}
.case-section .tab-content .tab-pane .tab-pane-content .pagelist .page {
  justify-content: center;
}
.case-section .tab-content .tab-pane .tab-pane-content .pagelist .page .pre, .case-section .tab-content .tab-pane .tab-pane-content .pagelist .page .next, .case-section .tab-content .tab-pane .tab-pane-content .pagelist .page .page-num {
  line-height: 18px;
  border: solid 1px #d7d7d7;
  color: #333;
  margin: 0 10px;
}
.case-section .tab-content .tab-pane .tab-pane-content .pagelist .page .page-num-current {
  background: #3f51b5;
  color: #fff;
  border: solid 1px #3f51b5;
}
.case-section .tab-content .tab-pane .tab-pane-content .pagelist .page .pre {
  margin-left: 0;
}
.case-section .tab-content .tab-pane .tab-pane-content .pagelist .page .next {
  margin-right: 0;
}

.product-section {
  background: #f4f4f4;
  padding: 45px 0;
}
.product-section .section-title {
  color: #1f1e1e;
}
.product-section .section-text {
  color: #010101;
  margin-top: 5px;
}
.product-section .gx-4 {
  --bs-gutter-x: 1.8rem;
}
.product-section .product-section-list {
  margin-top: 40px;
}
.product-section .product-section-list .product-item {
  display: block;
  position: relative;
  overflow: hidden;
  margin-bottom: 30px;
  box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.3)
}
.product-section .product-section-list .product-item img {
  width: 100%;
  height: auto;
  display: block;
  transition: all 0.5s;
}
.product-section .product-section-list .product-item p {
  width: 100%;
  position: absolute;
  bottom: 0;
  left: 0;
  background: rgba(0, 0, 0, 0.4);
  color: #fff;
  line-height: 25px;
  padding: 12px 10px;
  text-align: center;
}
.product-section .product-section-list .product-item:hover img {
  transform: scale(1.03);
}
.product-section .bottom-btn {
  margin-top: 10px;
  display: flex;
  justify-content: center;
}
.product-section .bottom-btn a {
  display: block;
  width: 250px;
  line-height: 64px;
  height: 64px;
  color: #201f1f;
  background: #fff;
  font-weight: lighter;
  font-size: 18px;
  border: solid 1px #c7c5c5;
  text-align: center;
}
.product-section .bottom-btn a:hover {
  font-weight: normal;
}

@media (max-width: 575px) {
  section .section-title {
    font-size: 24px;
  }
  section .section-text {
    font-size: 18px;
    line-height: 30px;
  }
  .banner .container {
    padding: 100px 12px;
  }
  .banner .container .page-nav {
    right: 12px;
  }
  .banner .container .page-nav a {
    font-size: 16px;
    line-height: 28px;
  }
  .case-section .tab-content .tab-pane .tab-pane-content .case-list .case-item h2 {
    font-size: 18px;
    padding: 20px 5px 0;
  }
  .case-section .tab-content .tab-pane .tab-pane-content .case-list .case-item p {
    font-size: 16px;
  }
  .case-section .tab-content .tab-pane .tab-pane-content .pagelist .page .pre, .case-section .tab-content .tab-pane .tab-pane-content .pagelist .page .next, .case-section .tab-content .tab-pane .tab-pane-content .pagelist .page .page-num {
    font-size: 16px;
    padding: 5px 10px;
    margin: 0 5px;
  }
  .product-section .product-section-list {
    margin-top: 25px;
  }
  .product-section .product-section-list .product-item p {
    font-size: 18px;
  }
  .product-section .bottom-btn {
    margin-top: 0px;
  }
  .product-section .bottom-btn a {
    width: 160px;
    line-height: 42px;
    height: 42px;
    font-size: 16px;
  }
}
@media (min-width: 576px) {
  section .section-title {
    font-size: 26px;
  }
  section .section-text {
    font-size: 18px;
  }
  .banner .container {
    padding: 150px 12px;
  }
  .banner .container .page-nav {
    right: 12px;
  }
  .banner .container .page-nav a {
    font-size: 18px;
    line-height: 30px;
  }
  .case-section .tab-content .tab-pane .tab-pane-content .case-list .case-item h2 {
    font-size: 18px;
  }
  .case-section .tab-content .tab-pane .tab-pane-content .case-list .case-item p {
    font-size: 16px;
  }
  .case-section .tab-content .tab-pane .tab-pane-content .pagelist .page .pre, .case-section .tab-content .tab-pane .tab-pane-content .pagelist .page .next, .case-section .tab-content .tab-pane .tab-pane-content .pagelist .page .page-num {
    font-size: 18px;
    padding: 10px 20px;
    margin: 0 10px;
  }
  .product-section .product-section-list .product-item p {
    font-size: 18px;
  }
}
@media (min-width: 992px) {
  .case-section .tab-content .tab-pane .tab-pane-content .case-list .case-item p {
    font-size: 16px;
  }
}
@media (min-width: 1200px) {
  section .section-title {
    font-size: 36px;
  }
  .product-section .product-section-list .product-item p {
    font-size: 20px;
  }
}
@media (min-width: 1400px) {
  section .section-title {
    font-size: 38px;
  }
  section .section-text {
    font-size: 20px;
  }
  .case-section .tab-content .tab-pane .tab-pane-content .case-list .case-item h2 {
    font-size: 20px;
  }
}
@media (min-width: 1600px) {
  section .section-title {
    font-size: 44px;
  }
  .banner .container {
    padding: 200px 15px 225px;
  }
  .banner .container .section-text {
    font-size: 30px;
  }
  .banner .container .page-nav {
    right: 20px;
  }
  .banner .container .page-nav a {
    font-size: 20px;
    line-height: 36px;
  }
}