:root {
  --swiper-theme-color: #b74204;
  --swiper-pagination-bullet-inactive-color: #fff0e9;
  --swiper-pagination-bullet-active-color: #b74204;
  --swiper-pagination-bullet-inactive-opacity: 1;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  margin: 0;
  scroll-behavior: smooth;
}

a,
a:visited {
  text-decoration: none;
  color: #ffd7b6;
}

body {
  display: flex;
  flex-direction: column;
}

.container {
  max-width: 60.532vw;
  margin: 0 auto;
  width: 100%;
}

.flex-1 {
  flex: 1;
}

.navbar {
  width: 100%;
  padding: 1.5vw 0;
  position: absolute;
  z-index: 20;
}

.brand {
  background: url(images/brand.png) no-repeat;
  background-size: contain;
  width: 10.616vw;
  height: 2.083vw;
}

.nav-wrapper {
  display: flex;
  max-width: 79.532vw;
  justify-content: flex-start;
  align-items: center;
  margin: auto;
  width: 100%;
}

.logo-container {
  display: flex;
  align-items: center;
}

.navbar-logo {
  height: 2.5vw;
  width: auto;
  object-fit: contain;
}

nav {
  display: flex;
  padding-left: 4.688vw;
}

li {
  list-style-type: none;
  font-size: 1.25vw;
  text-align: center;
}

li+li {
  margin-left: 4.5vw;
}

li a {
  padding: 0.5vw;
  text-align: center;
  display: block;
  font-weight: bold;
  color: #ffd7b6;
}

li a.active {
  color: #fff;
  border-bottom: 2px solid #fff;
}

.main {
  min-height: 46.927vw;
  width: 100%;
  margin: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  background: url(img/banner.webp) no-repeat center;
  background-size: cover;
}

.logo {
  width: 7.521vw;
  height: 3.157vw;
  background: url(img/logo.png) no-repeat;
  background-size: contain;
}

.name {
  width: 23.9vw;
  height: 7.986vw;
  background: url(images/name.png) no-repeat;
  background-size: contain;
}

.slogan {
  font-size: 1.852vw;
  font-weight: 100;
  letter-spacing: 0.75vw;
  margin-top: 0.5vw;
}

.download-btn {
  margin-top: 2vw;
  background: url(images/button.png) no-repeat center;
  background-size: contain;
  width: 17.014vw;
  height: 4.514vw;
  cursor: pointer;
}

a.download-link {
  font-size: 1.157vw;
  color: #0066ff;
  text-decoration: underline;
  text-underline-offset: 0.289vw;
}

.features {
  background: url(img/feature.webp) no-repeat;
  background-size: contain;
  width: 100%;
  min-height: 104.688vw;
  margin-top: 1.5vw;
}

.about {
  background: url(img/about-us.webp) no-repeat;
  background-size: cover;
  width: 100%;
  min-height: 57.083vw;
}

.app {
  position: relative;
  padding-top: 14.844vw;
  padding-bottom: 3.385vw;
}

.app-overlay {
  background: url(img/app-bg.webp) no-repeat;
  background-size: contain;
  width: 100%;
  min-height: 26.042vw;
  position: absolute;
  top: 0;
}

footer {
  min-height: 13.646vw;
  font-size: 1.042vw;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  background: #c5451e;
  color: #fff;
}

footer .light {
  font-family: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", Arial, sans-serif;
  font-weight: 100;
}

footer .light a {
  color: #fff;
}

footer ul {
  display: flex;
  margin: 0;
  margin-bottom: 1vw;
  justify-content: center;
}

footer a {
  text-decoration: none;
}

.ysfw a {
  text-decoration: underline;
  font-weight: 100;
}

footer div a,
footer div a:visited {
  color: #fff;
}

footer ul li a {
  color: #fff;
  font-size: 1.25vw;
  text-decoration: none;
}

footer div+div {
  margin-top: 0.5vw;
}

.swiper.app-swiper {
  width: 79.532vw;
  height: 33.854vw;
  margin: auto;
  padding-bottom: 3vw;
}

.swiper .swiper-wrapper {
  margin-left: 3vw;
}

.app-swiper .swiper-slide {
  width: 20vw;
  height: 31.25vw;
  margin: auto;
}

.app-swiper .swiper-slide img {
  object-fit: contain;
  width: 20vw;
  height: 31.25vw;
}