*{
  padding: 0;
  margin: 0;
  font-family: ArialMT;
}

html, body {
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  background-color: #f8f9ff;
  min-width: 1600px;
}

[v-cloak] {
  display: none;
}

.flex-center {
  align-items: center;
  display: flex;
  justify-content: center;
}

ul > li {
  list-style-type: none;
  text-align: -webkit-match-parent;
  text-align: start;
}

.navbar {
  background: hsla(0, 0%, 100%, 0.95);
  border-bottom: 1px solid #e0e0e0;
  z-index: 4;
  align-items: center;
  background: #fff;
  display: flex;
  height: 65px;
  justify-content: space-between;
  left: 0;
  padding: 0 30px;
  position: fixed;
  top: 0;
  width: 100%;
}
.navbar .nav-list {
  align-items: center;
  display: flex;
  justify-content: center;
  flex-direction: row;
}
.navbar .nav-list .nav-item {
  letter-spacing: normal;
  line-height: normal;
  margin-right: 30px;
  list-style-type: none;
}
.navbar .nav-list .nav-item a {
  text-align: right;
  font-size: 22px;
  font-stretch: normal;
  font-style: normal;
  font-weight: 400;
  height: 1.2px;
  color: #000;
  text-decoration: none;
}

.page-section {
  align-items: center;
  display: flex;
  justify-content: center;
  overflow: hidden;
  width: 100%;
  height: 920px;
}
.page-section .logo {
  height: 88px;
  margin-right: 65px;
  -o-object-fit: contain;
  object-fit: contain;
  width: 546px;
}
.page-section .text-section {
  align-items: flex-start;
  flex-direction: row;
  padding-top: 32.5px;
}
.page-section .text-section .description {
  color: #000;
  font-size: 20px;
  font-stretch: normal;
  font-style: normal;
  font-weight: 400;
  letter-spacing: normal;
  line-height: 30px;
  margin-top: 17px;
  max-width: 611px;
  width: 611px;
  text-align: start;
  z-index: 1;
}
.page-section .container {
  align-items: flex-start;
}

/* 主页 */
#about {
  height: 1080px;
  position: relative;
  background: url("../image/bg_01.jpg") no-repeat center center;
}
#about .main {
  height: 100%;
  width: 100%;
  display: flex;
  align-items: center;
  flex-direction: column;
}
#about .main .logo {
  width: 1560px;
  display: flex;
  justify-content: start;
  align-items: center;
}
#about .main .logo .l1 {
  width: 140px;
  height: 160px;
  margin-right: 40px;
}
#about .main .logo .l2 {
  height: 90px;
}
#about .main .description {
  width: 1200px;
  white-space: pre-wrap;
  font-size: 24px;
  color: #333333;
  padding-bottom: 80px;
}


/* 历史 */
#history {
  height: 1080px;
  position: relative;
  background: url("../image/bg_02.jpg") no-repeat center center;
  color: #f1941b;
}
#history .his-img {
  margin-bottom: 44px;
  -o-object-fit: contain;
  object-fit: contain;
  height: 88px;
}
#history .content {
  flex-direction: column;
}
#history .timeline {
  position: relative;
}
#history .timeline .timeline-list {
  width: 100%;
}
#history .timeline .timeline-list::after {
  background-color: #f1941b;
  bottom: 0;
  content: "";
  height: calc(100% - 46px);
  left: 0;
  position: absolute;
  top: 48px;
  width: 1px;
}
#history .timeline .timeline-list .timeline-item {
  margin-top: 30px;
  padding-left: 40px;
  position: relative;
  width: 100%;
}
#history .timeline .timeline-list .timeline-item::after {
  background-image: url("../image/icon_y.png");
  content: "";
  height: 40px;
  width: 40px;
  left: -20px;
  -o-object-fit: contain;
  object-fit: contain;
  position: absolute;
  top: 0;
  z-index: 1;
}
#history .timeline .timeline-list .timeline-item .time {
  font-size: 36px;
  font-weight: 900;
  height: 36px;
  display: block;
  font-stretch: normal;
  font-style: normal;
  letter-spacing: normal;
  line-height: 36px;
}
#history .timeline .timeline-list .timeline-item .desc {
  font-size: 20px;
  font-weight: 400;
  margin-top: 10px;
  width: 1200px;
  opacity: 0.5;
  display: block;
  font-stretch: normal;
  font-style: normal;
  letter-spacing: normal;
  line-height: 20px;
}
#history .timeline .timeline-list .first {
  margin-top: 0;
}


/* 成就 */
#achievement {
  flex-direction: column;
  height: 1080px;
  background: url("../image/bg_03.jpg") no-repeat center center;
}
#achievement .header {
  flex-direction: column;
}
#achievement .header .ach-img {
  height: 74px;
  -o-object-fit: contain;
  object-fit: contain;
  width: 620px;
}
#achievement .header .subtitle {
  color: #000;
  display: block;
  font-size: 36px;
  font-stretch: normal;
  font-style: normal;
  font-weight: 900;
  height: 40px;
  letter-spacing: normal;
  line-height: 40px;
  margin-top: 20px;
  text-align: center;
}
#achievement .description {
  max-width: 1300px;
  width: 1300px;
  padding: 80px 50px;
  background-color: #dee2e1;
  opacity: 0.8;
  border-radius: 20px;
}
#achievement .description p {
  margin: 20px;
  font-size: 24px;
  text-align: start;
}


/* 产品 */
#portfolio {

}
.product-bg {
  height: 1080px;
  display: flex;
  justify-content: center;
  align-items: center;
}
.product-bg.p1 {
  background: url("../image/bg_04.jpg") no-repeat center center;
}
.product-bg.p2 {
  background: url("../image/bg_05.jpg") no-repeat center center;
}
.product-bg.p3 {
  background: url("../image/bg_06.jpg") no-repeat center center;
}
.product-content {
  width: 1300px;
  display: flex;
  flex-direction: column;
  align-items: end;
  color: #ffffff;
  margin-bottom: 50px;
}
.product-bg.p2 .product-content {
  align-items: start;
}
.product-title{
  width: 950px;
  font-weight: bold;
  font-size: 36px;
  margin-bottom: 50px;
}
.product-subtitle{
  width: 950px;
  font-size: 30px;
  font-weight: bold;
}
.product-desc{
  width: 950px;
  font-size: 24px;
  margin-bottom: 50px;
}


.footer {
  background: #000;
  color: #fff;
  height: 100px;
  width: 100%;
}
.footer .company, .footer link {
  font-size: 18px;
  font-stretch: normal;
  font-style: normal;
  height: 18px;
  letter-spacing: normal;
  line-height: 18px;
}
.footer .links {
  cursor: pointer;
  color: #ffffff;
  text-decoration: none;
}
.footer .company {
  font-family: "Roboto";
  font-weight: 500;
  margin-right: 589px;
  width: 400px;
}
.footer .line {
  margin: 0 15px;
}

.navbar .menu, .navbar .overlay {
  display: none;
}