body {
  background: #fff;
}

section .section-title {
  font-weight: 700;
  text-align: center;
}
section .section-text {
  font-weight: lighter;
  text-align: center;
  line-height: 28px;
  margin-top: 10px;
}

.banner {
  background: url(../images/product/product_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-size: 20px;
  line-height: 36px;
}
.banner .container .page-nav a:last-child {
  cursor: text;
}
.banner .container .page-nav a:last-child span {
  color: #f9bb0b;
  border-bottom: solid 1px #f9bb0b;
  padding-bottom: 3px;
}
.banner .container .page-nav a:last-child:hover {
  font-weight: normal;
}
.banner .container .page-nav a:hover {
  font-weight: 700;
}

.product-first {
  margin-top: 43px;
}
.product-first .product-list .product-item {
  margin-bottom: 30px;
}
.product-first .product-list .product-item .first-product {
  position: relative;
  background: linear-gradient(0deg, #ddd 0%, #ffffff 100%);
  border: solid 1px #d7d7d7;
  padding-bottom: 35px;
  display: block;
  height: 100%;
}
.product-first .product-list .product-item .first-product h2 {
  color: #1d1e1e;
  font-weight: 700;
  text-align: center;
  margin-bottom: 5px;
}
.product-first .product-list .product-item .first-product p {
  color: #6a6a6a;
  line-height: 30px;
  text-align: center;
}
.product-first .product-list .product-item .first-product .first-product-img {
  width: 100%;
  height: auto;
  display: block;
  margin-top: 10px;
}
.product-first .product-list .product-item .first-product .first-product-btn {
  position: absolute;
  bottom: 35px;
  width: 100%;
  display: flex;
  justify-content: center;
}
.product-first .product-list .product-item .first-product .first-product-btn a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 197px;
  height: 40px;
  background: #f9bb0b;
  border-radius: 22px;
  color: #fff;
  font-size: 16px;
  line-height: 40px;
}
.product-first .product-list .product-item .first-product .first-product-btn a img {
  margin-left: 10px;
}
.product-first .product-list .product-item .first-product .first-product-btn a img:last-child {
  display: none;
}
.product-first .product-list .product-item .first-product .hot-sale {
  position: absolute;
  top: 0;
  display: block;
}
.product-first .product-list .active .first-product {
  background: #f9bb0b;
  border: solid 1px #f9bb0b;
}
.product-first .product-list .active .first-product h2 {
  color: #fff;
  text-shadow: 1px 2px 2px rgba(19, 19, 19, 0.28);
}
.product-first .product-list .active .first-product p {
  color: #fff;
  text-shadow: 1px 2px 2px rgba(19, 19, 19, 0.28);
}
.product-first .product-list .active .first-product .first-product-btn a {
  background: #fff;
  color: #141414;
  background-size: 200% auto;
  transition: 0.5s;
}
.product-first .product-list .active .first-product .first-product-btn a img:first-child {
  display: none;
}
.product-first .product-list .active .first-product .first-product-btn a img:last-child {
  display: inline-block;
}
.product-first .product-list .active .first-product .first-product-btn a:hover {
  background-image: linear-gradient(to right, #fff 0%, #f9bb0b 51%, #fff 100%);
  background-position: center right;
}

.product-third {
  background: #f4f4f4;
  padding: 45px 0 60px;
  margin-top: 40px;
  overflow-x: hidden;
}
.product-third .section-title a {
  color: #1f1e1e;
}
.product-third .section-text {
  color: #010101;
}
.product-third .case-list .case-item {
  overflow: hidden;
  display: block;
  width: 100%;
  margin-bottom: 25px;
}
.product-third .case-list .case-item img {
  width: 100%;
  height: auto;
  display: block;
  transition: all 0.5s;
}
.product-third .case-list .case-item .case-info {
  background: #e5e5e5;
  text-align: center;
  padding: 20px 10px 25px;
  border-top: 1px solid #fff;
}
.product-third .case-list .case-item .case-info h3 {
  color: #262525;
  font-weight: 700;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-line-clamp: 1;
  display: -webkit-box;
  -webkit-box-orient: vertical;
}
.product-third .case-list .case-item .case-info p {
  color: #262525;
  opacity: 0.78;
  margin-top: 5px;
}
.product-third .case-list .case-item .case-info p span:first-child {
  margin-right: 15px;
}
.product-third .case-list .case-item .case-info .btn-group {
  display: flex;
  justify-content: center;
  margin-top: 20px;
}
.product-third .case-list .case-item .case-info .btn-group a {
  display: block;
}
.product-third .case-list .case-item .case-info .btn-group .btn-left {
  text-shadow: 1px 1px 1px rgba(64, 48, 4, 0.15);
  color: #fff;
  background: #f9bb0b;
  background-size: 200% auto;
  transition: 0.5s;
}
.product-third .case-list .case-item .case-info .btn-group .btn-left:hover {
  background-image: linear-gradient(to right, #f9bb0b 0%, #f6e1ad 51%, #f9bb0b 100%);
  background-position: center right;
}
.product-third .case-list .case-item .case-info .btn-group .btn-right {
  background: #3f51b5;
  background-size: 200% auto;
  transition: 0.5s;
}
.product-third .case-list .case-item .case-info .btn-group .btn-right span {
  color: rgba(255, 255, 255, 0.7);
  border-bottom: solid 1px rgba(255, 255, 255, 0.7);
}
.product-third .case-list .case-item .case-info .btn-group .btn-right:hover {
  background-image: linear-gradient(to right, #3f51b5 0%, #7f90f0 51%, #3f51b5 100%);
  background-position: center right;
}
.product-third .case-list .case-item:hover img {
  transform: scale(1.01);
}
.product-third .case-list .case-item:hover .case-info {
  background: #3f51b5;
}
.product-third .case-list .case-item:hover .case-info h3 {
  color: #fff;
}
.product-third .case-list .case-item:hover .case-info p {
  color: #fff;
}
.product-third .case-list .case-item:hover .case-info .btn-group .btn-right {
  border: solid 1px rgba(255, 255, 255, 0.7);
}

@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;
  }
  .product-first .product-list .product-item .first-product {
    padding-top: 20px;
  }
  .product-first .product-list .product-item .first-product p {
    font-size: 16px;
  }
  .product-first .product-list .product-item .first-product .hot-sale {
    left: 2px;
    width: 40px;
    height: auto;
  }
  .product-first .product-list .product-item .first-product h2 {
    font-size: 20px;
    line-height: 30px;
    padding: 0 30px;
  }
  .product-first .product-list .product-item:nth-child(1) .first-product h2,
  .product-first .product-list .product-item:nth-child(2) .first-product h2 {
    padding-left: 40px;
  }
  .product-third .case-list {
    padding: 32px 12px 0;
  }
  .product-third .case-list .case-item .case-info h3 {
    font-size: 20px;
  }
  .product-third .case-list .case-item .case-info p {
    font-size: 16px;
  }
  .product-third .case-list .case-item .case-info .btn-group a {
    height: 40px;
    line-height: 40px;
    width: 160px;
  }
  .product-third .case-list .case-item .case-info .btn-group .btn-left {
    font-size: 16px;
  }
  .product-third .case-list .case-item .case-info .btn-group .btn-right {
    font-size: 16px;
  }
}
@media (min-width: 576px) {
  section .section-title {
    font-size: 26px;
  }
  section .section-text {
    font-size: 18px;
    line-height: 26px;
  }
  .banner .container {
    padding: 150px 12px;
  }
  .banner .container .page-nav {
    right: 12px;
  }
  .banner .container .page-nav a {
    font-size: 18px;
    line-height: 30px;
  }
  .product-first .product-list .product-item .first-product {
    padding-top: 25px;
  }
  .product-first .product-list .product-item .first-product h2 {
    font-size: 20px;
    padding: 0 30px;
  }
  .product-first .product-list .product-item .first-product p {
    font-size: 16px;
  }
  .product-first .product-list .product-item .first-product .hot-sale {
    left: 5px;
    width: 45px;
    height: auto;
  }
  .product-third .case-list {
    padding: 32px 12px 0;
  }
  .product-third .case-list .case-item .case-info h3 {
    font-size: 20px;
  }
  .product-third .case-list .case-item .case-info p {
    font-size: 16px;
  }
  .product-third .case-list .case-item .case-info .btn-group a {
    height: 40px;
    line-height: 40px;
    width: 160px;
  }
  .product-third .case-list .case-item .case-info .btn-group .btn-left {
    font-size: 16px;
  }
  .product-third .case-list .case-item .case-info .btn-group .btn-right {
    font-size: 16px;
  }
}
@media (min-width: 768px) {
  .product-first .product-list .product-item .first-product .hot-sale {
    left: 5px;
    width: 40px;
    height: 41px;
  }
}
@media (min-width: 992px) {
  .product-first .product-list .product-item .first-product h2 {
    padding: 0;
  }
  .product-third .section-title a {
    font-size: 34px;
  }
  .product-third .case-list {
    padding: 32px 20px 0;
  }
  .product-third .case-list .case-item .case-info h3 {
    font-size: 18px;
  }
  .product-third .case-list .case-item .case-info p {
    font-size: 16px;
  }
  .product-third .case-list .case-item .case-info .btn-group a {
    height: 40px;
    line-height: 40px;
    width: 142px;
  }
  .product-third .case-list .case-item .case-info .btn-group .btn-left {
    font-size: 16px;
  }
  .product-third .case-list .case-item .case-info .btn-group .btn-right {
    font-size: 16px;
  }
}
@media (min-width: 1200px) {
  section .section-title {
    font-size: 36px;
  }
  .product-first .product-list .product-item .hot-sale {
    width: 40px;
    height: auto;
  }
  .product-first .product-list .product-item .first-product h2 {
    font-size: 20px;
    line-height: 28px;
    padding: 0 30px;
  }
  .product-first .product-list .product-item:nth-child(1) .first-product h2,
  .product-first .product-list .product-item:nth-child(2) .first-product h2 {
    padding-left: 40px;
  }
  .product-third .case-list .case-item {
    margin-bottom: 0;
  }
}
@media (min-width: 1400px) {
  section .section-title {
    font-size: 38px;
  }
  section .section-text {
    font-size: 20px;
  }
  .row {
    --bs-gutter-x: 1.5rem;
  }
  .product-first {
    max-width: 1360px;
  }
  .product-first .product-list .product-item .first-product {
    padding-top: 25px;
  }
  .product-first .product-list .product-item .first-product h2 {
    font-size: 24px;
    line-height: 32px;
    padding: 0 40px;
  }
  .product-first .product-list .product-item:nth-child(1) .first-product h2,
  .product-first .product-list .product-item:nth-child(2) .first-product h2 {
    padding-left: 35px;
  }
  .product-first .product-list .product-item .first-product p {
    font-size: 18px;
  }
  .product-first .product-list .product-item .first-product .hot-sale {
    width: 50px;
    height: auto;
    left: 6px;
  }
  .product-third .case-list {
    padding: 32px 40px 0;
  }
  .product-third .case-list .case-item .case-info h3 {
    font-size: 20px;
  }
  .product-third .case-list .case-item .case-info p {
    font-size: 18px;
  }
  .product-third .case-list .case-item .case-info .btn-group a {
    width: 190px;
    height: 45px;
    line-height: 45px;
  }
  .product-third .case-list .case-item .case-info .btn-group .btn-left {
    font-size: 18px;
  }
  .product-third .case-list .case-item .case-info .btn-group .btn-right {
    font-size: 18px;
  }
}
@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;
  }
  .product-first {
    max-width: 1440px;
  }
  .product-first .product-list .product-item .first-product h2 {
    font-size: 28px;
    line-height: 36px;
  }
  .product-first .product-list .product-item .first-product p {
    font-size: 18px;
  }
  .product-first .product-list .product-item .first-product .hot-sale {
    left: 8px;
  }
  .product-first .product-list .product-item .first-product h2 {
    padding: 0 30px;
  }
  .product-first .product-list .product-item:first-child .first-product h2 {
    padding-left: 50px;
  }
  .product-third .case-list .case-item .case-info h3 {
    font-size: 22px;
  }
}