* {
  box-sizing: border-box;
  margin: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

.container {
  max-width: 83.125vw;
  margin: auto;
}

.common-title {
  color: #d3610b;
  font-size: 2.083vw;
  line-height: 4.167vw;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 1.2vw;
}

body {
  font-size: 0.833vw;
}

header {
  background: #fff;
}

.header-container {
  max-width: 92.813vw;
  margin: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.833vw 0;
}

.logo {
  width: 14.635vw;
  height: 4.499vw;
  background: url(../images/logo.webp) no-repeat center;
  background-size: contain;
}

nav ul {
  display: flex;
}

nav ul li a {
  padding: 0.417vw;
}

nav ul li a.active {
  color: #d3610b;
  text-decoration: underline;
  text-underline-offset: 0.2vw;
}

nav ul li + li {
  margin-left: 3.854vw;
}

.banner {
  background: url(../images/banner.webp) no-repeat center;
  background-size: cover;
  width: 100%;
  height: 44.74vw;
  position: relative;
}

.about .banner {
  background: url(../images/about-banner.webp) no-repeat center;
  background-size: cover;
  width: 100%;
  height: 25vw;
  position: relative;
}

.product .banner {
  background: url(../images/product-banner.webp) no-repeat center;
  background-size: cover;
  width: 100%;
  height: 25vw;
  position: relative;
}

.contact .banner {
  background: url(../images/contact-banner.webp) no-repeat center;
  background-size: cover;
  width: 100%;
  height: 25vw;
  position: relative;
}

.banner-text {
  font-size: 4.167vw;
  line-height: 5.208vw;
  color: #d3610b;
  font-weight: 800;
  position: absolute;
  top: 10.885vw;
  left: 9.688vw;
}

.img1-container {
  background: url(../images/img1.webp) no-repeat center;
  background-size: cover;
  width: 41.563vw;
  height: 25.365vw;
  padding: 2.448vw 2.708vw;
  position: absolute;
  top: -11.5vw;
}

.img2-container {
  background: url(../images/img2.webp) no-repeat center;
  background-size: cover;
  width: 41.563vw;
  height: 25.365vw;
  padding: 2.448vw 4.375vw;
  position: absolute;
  left: 41.55vw;
}

.img3-container {
  background: url(../images/img3.webp) no-repeat center;
  background-size: cover;
  width: 41.563vw;
  height: 25.365vw;
  padding: 2.448vw 4.844vw;
  position: absolute;
  top: 13.9vw;
}

.img4-container {
  background: url(../images/img4.webp) no-repeat center;
  background-size: cover;
  width: 41.563vw;
  height: 13.542vw;
  position: absolute;
  top: 25.3vw;
  left: 41.55vw;
}

.circle {
  border-radius: 50%;
  border: 0.208vw solid #000;
  display: grid;
  place-items: center;
  width: 4.375vw;
  height: 4.375vw;
  position: absolute;
  top: 4.583vw;
  right: 3.75vw;
}

.right-arrow {
  background: url(../images/right-arrow.webp) no-repeat center;
  background-size: contain;
  width: 1.667vw;
  height: 2.24vw;
}

.img-text {
  color: #fff;
}

.img-text.right {
  text-align: right;
}

.img-title {
  font-size: 2.083vw;
  line-height: 4.167vw;
  font-weight: 700;
}

.img-desc {
  font-size: 1.25vw;
  line-height: 1.9vw;
  margin-top: 0.5vw;
}

.img1-container .img-desc {
  width: 14.6vw;
  margin-left: auto;
}
.img2-container .img-desc {
  width: 19.052vw;
}
.img3-container .img-desc {
  width: 19.74vw;
}

.gallery-section {
  position: relative;
  height: 39.2vw;
}

footer {
  margin-top: 4.219vw;
  display: flex;
  flex-direction: column;
  align-items: center;
  font-size: 0.729vw;
  padding: 1.823vw 0;
}

footer nav {
  margin-bottom: 2.448vw;
  font-size: 0.833vw;
}

footer > div + div {
  margin-top: 0.75vw;
}

.about-section {
  padding: 4.844vw 3.438vw;
  padding-bottom: 0;
  display: flex;
  align-items: flex-start;
}

.about-section .left-hero {
  width: 36.094vw;
  height: 38.49vw;
  background: url(../images/about-left-hero.webp) no-repeat center;
  background-size: contain;
  position: relative;
  margin-right: 5.365vw;
  flex-shrink: 0;
}

.about-section .left-desc {
  width: 17.448vw;
  height: 12.083vw;
  background: url(../images/about-left-desc.webp) no-repeat center;
  background-size: contain;
  position: absolute;
  top: 2.969vw;
  left: -3.438vw;
}

.about-section .about-desc {
  font-size: 1.25vw;
  margin-top: 1.563vw;
  line-height: 2.25vw;
  color: #777777;
}

.contact-us-btn {
  background: #d3610b;
  color: #ffffff;
  font-size: 1.667vw;
  line-height: 2.969vw;
  width: 12.396vw;
  height: 3.802vw;
  border: none;
  margin-top: 1.95vw;
  display: grid;
  place-items: center;
}

.product-section {
  margin-top: 0.15vw;
}

.product-section .left-item {
  background: url(../images/product-left.webp) no-repeat center;
  background-size: cover;
  width: 100%;
  height: 20.833vw;
  position: relative;
}

.product-section .right-item {
  background: url(../images/product-right.webp) no-repeat center;
  background-size: cover;
  width: 100%;
  height: 20.833vw;
  margin-left: -1vw;
  position: relative;
}

.diamond-arrow {
  position: absolute;
  bottom: -1.35vw;
  left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 2.668vw;
  height: 2.668vw;
  display: none;
}

.left-item .diamond-arrow {
  background-color: #cea271;
}

.right-item .diamond-arrow {
  background-color: #d9d9d9;
}

.left-item:hover .diamond-arrow,
.left-item.active .diamond-arrow,
.right-item:hover .diamond-arrow,
.right-item.active .diamond-arrow {
  display: block;
}

.tabs {
  display: flex;
}

.content-section {
  padding-top: 2.5vw;
}

.tab-content {
  display: none;
}

#left-content {
  display: block;
}

#right-content .common-title {
  font-size: 3.333vw;
  text-align: center;
}

#right-content .subtitle {
  font-size: 1.875vw;
  text-align: center;
  margin-top: 2.263vw;
}

.article-container {
  display: flex;
  margin-top: 2.344vw;
}

.article-container .article + .article {
  margin-left: 1.042vw;
}

.article-content {
  padding: 0.938vw 1.719vw;
  background: #f5f5f5;
  margin-top: -0.25vw;
}

.article img {
  width: 100%;
  height: 15.521vw;
  object-fit: cover;
}

.article-content .article-date {
  color: #bebebe;
  font-size: 0.938vw;
  line-height: 2.083vw;
}

.article-content .article-title {
  color: #777;
  font-size: 1.667vw;
  line-height: 2.083vw;
  margin-top: 0.5vw;
  margin-bottom: 0.75vw;
}

.article-content .article-desc {
  color: #777;
  line-height: 1.354vw;
}

.app-images {
  background: url(../images/app-images.webp) no-repeat center;
  background-size: contain;
  width: 100%;
  height: 36.135vw;
  margin: 1vw 0;
}

.contact-section {
  display: flex;
}

.contact-section .left-section {
  background: #d3610b;
  color: #fff;
  padding: 3.333vw 7.031vw 4.063vw 7.969vw;
}

.contact-section .left-section .title {
  font-size: 2.083vw;
  line-height: 4.167vw;
  font-weight: 700;
  position: relative;
}

.contact-section .left-section .title::after {
  content: "";
  background: url(../images/marker-icon.webp) no-repeat center;
  background-size: contain;
  width: 2.5vw;
  height: 2.5vw;
  position: absolute;
  left: 5vw;
  top: 50%;
  transform: translateY(-50%);
}

.contact-section .address {
  font-size: 1.25vw;
  width: 43.021vw;
  line-height: 2vw;
}

.contact-section .map {
  background: url(../images/map.png) no-repeat center;
  background-size: contain;
  width: 42.917vw;
  height: 26.719vw;
  margin-top: 1.354vw;
}

.contact-section .right-section {
  padding: 3.333vw 6.51vw 2.865vw 5.365vw;
  width: 100%;
}

.modal {
  display: none; /* Hidden by default */
  position: fixed; /* Stay in place */
  z-index: 1; /* Sit on top */
  left: 0;
  top: 0;
  width: 100%; /* Full width */
  height: 100%; /* Full height */
  background-color: rgba(0, 0, 0, 0.4); /* Black w/ opacity */
  justify-content: center;
  align-items: center;
  overflow: hidden;
}

.modal-content {
  background-color: #fefefe;
  margin: 15% auto;
  padding: 2vw 2vw;
  border: 1px solid #888;
  width: 50%;
  border-radius: 10px;
  font-size: 2.5vw;
  height: 20vw;
  text-align: center;
  position: relative;
  display: grid;
  place-items: center;
}

/* Close button */
.close {
  position: absolute;
  right: 0;
  top: 0;
  color: #aaa;
  font-size: 4vw;
  font-weight: bold;
  margin: 1vw 2vw;
}

.close:hover,
.close:focus {
  color: black;
  text-decoration: none;
  cursor: pointer;
}

.form-control {
  height: 2.865vw;
  font-size: 1.042vw;
}

.form-control + .form-control {
  margin-top: 0.781vw;
}

input,
textarea {
  border-radius: 2.344vw;
  outline: none;
  border: 1px solid #bebebe;
  padding: 0 1.823vw;
  display: block;
  width: 100%;
}

textarea {
  height: auto;
  min-height: 16.615vw;
  padding: 1vw 1.823vw;
}

input::placeholder,
textarea::placeholder {
  color: #bebebe;
}

.form {
  margin-top: 2.656vw;
}

.submit-contact-btn {
  margin-top: 2.344vw;
  background: #d3610b;
  width: 12.396vw;
  height: 3.802vw;
  border: none;
  font-size: 1.667vw;
  line-height: 2.969vw;
  color: #fff;
  cursor: pointer;
}