html,
body,
img,
iframe {
  border: 0;
}
body,
html,
h1,
h2,
h3,
h4,
h5,
h6,
ul,
ol,
li,
dl,
dt,
dd,
header,
menu,
section,
p,
input,
td,
th,
ins {
  padding: 0;
  margin: 0;
}
html {
  overflow-x: hidden;
}
body {
  font: 14px;
  overflow-x: hidden;
  font-family: "Verdana";
  background-color: #fff;
}
h1,
h2,
h3,
h4,
h5,
h6,
p,
ul,
li,
dl,
dt,
dd,
ol,
form,
span,
input,
a,
div {
  margin: 0px;
  padding: 0px;
  font-style: normal;
  border: 0;
}
a {
  text-decoration: none;
}
img {
  border: 0px;
  border: none;
}
ul,
li {
  list-style: none;
}

@font-face {
  font-family: Verdana;
  src: url("/fonts/verdana.ttf");
}

/*---------------------------------------  ------------------------------------------*/

.title {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.5vw;

  height: 20.3vh;
  font-family: Verdana;
  font-weight: bold;
  font-size: 36px;
  color: #0099cc;
}

.title i {
  width: 2.1vw;
  height: 4px;
  background: #0099cc;
}

.about,
.difference,
.gategory,
.customer,
.find,
.audit,
.office,
.showroom,
.brands,
.contact,
.info {
  width: 100vw;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/*---------------------------------------  ------------------------------------------*/
.top {
  z-index: 9;
  position: fixed;
  top: 0;
  background-color: #fff;
  width: calc(100vw - 34.4vw);
  height: 9.3vh;
  padding: 0 17.7vw;

  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top .logo {
  width: 8.75vw;
}

.top .menu {
  width: 1.4vw;
  cursor: pointer;
}

.top .menu_box {
  z-index: 10;
  position: fixed;
  top: 0;
  right: 15.3vw;
  padding-top: 9.3vh;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
.top ul {
  display: none;
  width: 12.5vw;
  padding: 3.33vh 0;
  background-color: #fff;
  border-radius: 3px;
  animation: fadeIn 0.8s ease-out forwards;
}

.top ul li {
  font-size: 20px;
  height: 4.63vh;
  line-height: 4.63vh;
  text-align: center;
  cursor: pointer;
}

.top ul li a:hover {
  color: #0099cc;
}

.top ul li a {
  color: #213c5d;
}
/*---------------------------------------  ------------------------------------------*/
.index_box {
  position: relative;
  margin-top: 9.3vh;
  width: 100vw;
}
.index_box img {
  width: 100%;
  height: auto;
  object-fit: cover;
}
.index_box .index_shadow {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: transparent;
  transition: all 0.5s;
  z-index: 2;
}
/*---------------------------------------  ------------------------------------------*/
.about .about_words {
  width: 56.25vw;
  text-align: left;
  text-indent: 2ch;
  font-size: 16px;
  line-height: 28px;

  margin-bottom: 8.6vh;
}
/*---------------------------------------  ------------------------------------------*/
.difference {
  background-color: #f2f6f7;
  padding-bottom: 11.11vh;
}

.difference .difference_pics {
  width: 58vw;
  display: grid;
  grid-template-columns: repeat(4, 1fr); /* 创建四列，每列宽度相等 */
  grid-template-rows: repeat(2, auto); /* 创建两行，行高根据内容自动调整 */
  gap: 5.8vh;
}

.difference .difference_pics .difference_item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.1vh;
  font-size: 20px;
  color: #213c5d;
}

.difference .difference_pics .difference_item img {
  width: 25%;
}

/*---------------------------------------  ------------------------------------------*/
.gategory {
  padding-bottom: 7.4vh;
}

.gategory .gategory_pics {
  width: 64.58vw;
  display: grid;
  grid-template-columns: repeat(3, 1fr); /* 创建四列，每列宽度相等 */
  grid-template-rows: repeat(2, auto); /* 创建两行，行高根据内容自动调整 */
  gap: 5.74vh;
}

.gategory .gategory_pics .gategory_item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.68vh;
  font-size: 20px;
  color: #213c5d;
}

.gategory .gategory_pics .gategory_item img {
  width: 17.7vw;
}

/*---------------------------------------  ------------------------------------------*/
.customer {
  padding-bottom: 7.22vh;
  background: url("/img/customer_bg.png") no-repeat;
  background-size: cover;
}

.customer .customer_pics {
  width: 61vw;
  display: grid;
  grid-template-columns: repeat(3, 1fr); /* 创建四列，每列宽度相等 */
  grid-template-rows: repeat(2, auto); /* 创建两行，行高根据内容自动调整 */
  gap: 6.11vh;
}

.customer .customer_pics .customer_item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.41vh;
  font-size: 20px;
  color: #213c5d;
  text-align: center;
}

.customer .customer_pics .customer_item img {
  width: 8.33vw;
}

/*---------------------------------------  ------------------------------------------*/
.find {
  padding-bottom: 8.8vh;
}

.find .find_pics {
  width: 67vw;
  display: grid;
  grid-template-columns: repeat(3, 1fr); /* 创建四列，每列宽度相等 */
  grid-template-rows: repeat(2, auto); /* 创建两行，行高根据内容自动调整 */
  gap: 6.11vh;
}

.find .find_pics .find_item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3.7vh;
  font-size: 20px;
  color: #213c5d;
}

.find .find_pics .find_item img {
  width: 19.79vw;
}
/*---------------------------------------  ------------------------------------------*/
.audit {
  padding-bottom: 8.15vh;
  background-color: #0099cc;
}

.audit .title {
  color: #fff;
}

.audit .title i {
  background-color: #fff;
}

.audit .audit_pics {
  width: 65.83vw;
  display: flex;
  justify-content: space-between;
}

.audit .audit_pics img {
  width: 15.1vw;
}

/*---------------------------------------  ------------------------------------------*/
.office {
  padding-bottom: 5.55vh;
}

.office .office_pics {
  width: 67vw;
  display: grid;
  grid-template-columns: repeat(4, 1fr); /* 创建四列，每列宽度相等 */
  grid-template-rows: repeat(2, auto); /* 创建两行，行高根据内容自动调整 */
  gap: 2.5vh;
}

.office .office_pics img {
  width: 15.1vw;
}
/*---------------------------------------  ------------------------------------------*/
.showroom,
.brands {
  padding-bottom: 7.87vh;
}
.brands {
  background: url("/img/brand_bg.png") no-repeat;
  background-size: cover;
}

.showroom .pics_container,
.brands .brands_pics {
  width: 64.48vw;
  display: flex;
  justify-content: space-between;
}

.showroom .pics_container img,
.brands .brands_pics img {
  width: 31.56vw;
}

/*---------------------------------------  ------------------------------------------*/
.showroom .pics_container {
  position: relative;
  overflow: hidden;
}

.showroom_pic {
  opacity: 0;
  position: absolute;
  top: 0;
  left: 0;
  transition: opacity 0.5s ease-in-out; /* 添加过渡效果 */
}

.showroom_pic.active {
  opacity: 1;
  position: relative;
}

.showroom .pics_container .prev, .showroom .pics_container .next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  cursor: pointer;

  width: 2.9vw;
}

.showroom .prev {
  left: 0;
  margin-left: 10px;
}

.showroom .next {
  right: 0;
  margin-right: 10px;
}

/*---------------------------------------  ------------------------------------------*/
.contact {
  padding-bottom: 6.67vh;
}

.contact .contact_content {
  width: 65vw;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 9.72vh;
}

.contact .contact_content p {
  font-size: 16px;
  color: #333333;
  line-height: 28px;

  text-align: left;
  text-indent: 2ch;
}
.contact .contact_pics {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(1, auto);
  justify-items: center;
}
.contact .contact_item {
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: max-content;
}

.contact .contact_item img {
  height: 6.3vh;
}

.contact .contact_item i {
  margin: 2.96vh 0 1.85vh 0;
  font-weight: bold;
  font-size: 18px;
  color: #213c5d;
  line-height: 23px;
  font-style: normal;
}

.contact .contact_item span {
  font-size: 14px;
  color: #333333;
  line-height: 23px;

}

.contact .contact_item .contact_address {
  width: 100%;
  text-align: center;
  white-space: nowrap;
}
/*---------------------------------------  ------------------------------------------*/

.info {
  padding: 4.44vh 0;
  background: #0099cc;
}
.info h5 {
  width: 63.85vw;
  font-weight: 400;
  font-size: 20px;
  color: #ffffff;
  line-height: 32px;

  text-align: left;
  text-indent: 2ch;
}

/*---------------------------------------  ------------------------------------------*/
.footer {
  height: 22.22vh;
  background: #213c5d;

  display: flex;
  align-items: center;
  justify-content: center;
  gap: 37.4vw;

  font-size: 14px;
  color: #ffffff;
  line-height: 13px;
}

.footer img {
  width: 12.5vw;
}

/*--------------------------------------- 适配手机 ------------------------------------------*/
@media (max-width: 600px) {
  .top {
    height: 100px;
    padding: 0 20px;
    width: calc(100vw - 40px);
  }

  .top .logo {
    width: 158px;
  }

  .top .menu {
    width: 30px;

    position: relative;
    z-index: 9999;
  }

  .index_box img {
      width: 90%;
      height: 200px;
      margin-left: 5%;
      border-radius: 15px;
  }

  .index_box .index_shadow {
    width: 90%;
    margin-left: 5%;
    border-radius: 15px;
  }

  .index_box {
    margin-top: 100px;
  }

  .title {
    height: 148px;
    font-size: 28px;
  }

  .about .about_words {
    width: 90vw;
    font-size: 16px;
    line-height: 32px;
    margin-bottom: 80px;
  }

  .difference .difference_pics {
    width: 90vw;
    grid-template-columns: repeat(2, 1fr);
    row-gap: 80px;
    column-gap: 20px;
  }

  .difference .difference_pics .difference_item {
    font-size: 16px;
    white-space: nowrap;
  }

  .difference .difference_pics .difference_item img {
    height: 95px;
    width: auto;
  }

  .gategory .gategory_pics {
    width: 90vw;
    grid-template-columns: repeat(2, 1fr);
    row-gap: 60px;
    column-gap: 20px;
  }

  .gategory .gategory_pics .gategory_item {
    font-size: 16px;
    white-space: nowrap;
  }

  .gategory .gategory_pics .gategory_item img {
    width: 100%;
  }

  .customer .customer_pics {
    width: 90vw;
    grid-template-columns: repeat(2, 1fr);
    row-gap: 77px;
    column-gap: 20px;
  }

  .customer .customer_pics .customer_item {
    font-size: 16px;
  }

  .customer .customer_pics .customer_item img {
    width: 50%;
  }

  .find .find_pics {
    width: 96vw;
    grid-template-columns: repeat(2, 1fr);
    row-gap: 35px;
    column-gap: 10px;
  }

  .find .find_pics .find_item {
    font-size: 16px;
  }

  .find .find_pics .find_item img {
    width: 100%;
  }

  .find .find_pics .find_item {
    gap: 20px;
    text-align: center;
  }

  .audit .audit_pics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    width: 80vw;
    column-gap: 26px;
    row-gap: 30px;
  }

  .audit .audit_pics img {
    width: 100%;
  }

  .office .office_pics {
    width: 88vw;
    grid-template-columns: repeat(2, 1fr);
    row-gap: 20px;
    column-gap: 20px;
  }

  .office .office_pics img {
    width: 100%;
  }

  .brands .brands_pics {
    width: 90vw;
    column-gap: 20px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
  }

  .brands .brands_pics img {
    width: 100%;
  }

  .contact .contact_content {
    font-size: 16px;
    width: 90vw;
    gap: 40px;
  }

  .contact .contact_pics {
    width: 90vw;
    grid-template-columns: repeat(1, 3fr);
    row-gap: 20px;
    column-gap: 20px;
  }

  .contact .contact_item {
    width: 100%;
  }

  .contact .contact_item i {
    font-size: 24px;
  }
  .contact .contact_item span {
    white-space: nowrap;
    font-size: 16px;
  }
  .contact .contact_item .contact_address {
    text-align: center;
    font-size: 16px;
  }

  .contact .contact_content p {
    font-size: 16px;
  }

  .info h5 {
    width: 90vw;
    font-size: 16px;
    line-height: 32px;
  }

  .showroom .pics_container,
  .brands .brands_pics {
    width: 90vw;
  }

  .showroom .pics_container img, .brands .brands_pics img {
    width: 100%;
  }

  .showroom .pics_container .prev, .showroom .pics_container .next {
    width: 40px;
  }

  .footer {
    display: flex;
    flex-direction: column;
    gap: 40px;
  }

  .footer img {
    width: 35%;
  }

  .top .menu_box {
    right: 0;
    padding-top: 100px;
  }
  
  .top ul {
    width: auto;
  }
  .menu_list li {
    padding: 0 10px;
  }
}

  /*--------------------------------------- 平板适配 ------------------------------------------*/
@media (min-width: 601px) and (max-width: 1024px) {
    .difference .difference_pics {
      width: 90vw;
      grid-template-columns: repeat(3, 1fr);
      row-gap: 60px;
      column-gap: 20px;
      white-space: nowrap;
    }

    .about .about_words {
      width: 90vw;
    }

    .top .logo {
      width: 158px;
    }

    .top .menu {
      width: 30px;
  
      position: relative;
      z-index: 9999;
    }

    .top ul {
      width: auto;
    }
    .menu_list li {
      padding: 0 10px;
    }

    .contact .contact_content {
      width: 90vw;
      gap: 40px;
    }
    .contact .contact_item .contact_address {
      white-space: normal;
    }

    .showroom .pics_container, .brands .brands_pics {
      width: 90vw;
    }

    .showroom .pics_container img, .brands .brands_pics img {
      width: 43vw;
    }
  }