@font-face {
  font-family: "Rubik";
  src: url("../../fonts/Rubik-SemiBold.ttf");
  font-weight: bold;
}
@font-face {
  font-family: "Rubik";
  src: url("../../fonts/Rubik-Regular.ttf");
  font-weight: normal;
}
@font-face {
  font-family: "Rubik";
  src: url("../../fonts/Rubik-Light.ttf");
  font-weight: 300;
}
* {
  box-sizing: border-box;
}
body {
  font-family: "Rubik";
  background: #fff;
  -webkit-text-size-adjust: 100%;
}
main .container {
  width: unset;
  max-width: 1200px;
  margin: 0 auto;
}
.banner {
  padding: 100px 0 108px;
  background: url('../../img/guide/music-converter/banner-pc.webp') no-repeat center / cover;
}
.banner h1 {
  color: #061c3d;
  text-align: center;
  font-size: 38px;
  font-weight: 600;
  line-height: 130%;
  /* 49.4px */
}
.banner .banner-desc {
  margin-top: 32px;
  color: #2f2f2f;
  text-align: center;
  font-size: 18px;
  font-weight: 400;
  line-height: 150%;
  /* 27px */
}
.banner .banner-btn-box {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 36px;
  margin-top: 30px;
}
.banner .banner-btn-box .banner-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border-radius: 80px;
  padding: 13px 33px;
  box-sizing: border-box;
  font-size: 20px;
  font-weight: 400;
  transition: all 0.3s;
}
.banner .banner-btn-box .banner-btn:hover {
  transform: translateY(-8px);
}
.banner .banner-btn-box .banner-btn.btn-win {
  border: 1px solid transparent;
  background: #006dff;
  color: #fff;
}
.banner .banner-btn-box .banner-btn.btn-mac {
  color: #006dff;
  background: #fff;
  border: 1px solid #006dff;
}
.tf-navigation {
  display: none;
  position: relative;
  width: 100%;
  background-color: #fff;
  z-index: 2024;
}
.tf-navigation.is-fixed {
  position: fixed;
  display: block;
  top: 0;
}
.tf-navigation .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}
.tf-navigation .navigation-left {
  display: flex;
  align-items: center;
  gap: 8px;
}
.tf-navigation .navigation-left a {
  color: #1d1d1f;
  font-size: 24px;
  font-weight: 500;
  line-height: 1.2;
}
.tf-navigation .navigation-arrow {
  display: none;
  width: 14px;
  height: 14px;
  cursor: pointer;
  transition: transform 0.3s ease;
}
.tf-navigation .navigation-left.expanded .navigation-arrow {
  transform: rotate(180deg);
}
.tf-navigation .wrap-btn {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 16px;
}
.tf-navigation .wrap-btn.show {
  display: flex;
}
.tf-navigation .wrap-btn .btn-left {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  text-align: center;
  font-size: 16px;
  font-weight: 500;
  line-height: 150%;
  /* 36px */
  border-radius: 80px;
  background: #007bff;
  width: 192px;
  height: 42px;
  box-sizing: border-box;
  transition: all 0.3s;
}
.tf-navigation .wrap-btn .btn-left:hover {
  color: rgba(255, 255, 255, 0.7);
}
.tf-navigation .wrap-btn .btn-right {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #006dff;
  border: 1px solid #007bff;
  text-align: center;
  font-size: 16px;
  font-weight: 500;
  line-height: 150%;
  /* 36px */
  border-radius: 80px;
  background: #fff;
  width: 192px;
  height: 42px;
  box-sizing: border-box;
  transition: all 0.3s;
}
.tf-navigation .wrap-btn .btn-right:hover {
  border: 1px solid #006dff;
  background: #e3efff;
  backdrop-filter: blur(7.75px);
}
.wrap1 {
  margin-top: 90px;
}
.wrap1 .container {
  max-width: 1248px;
  display: flex;
  gap: 100px;
  align-items: flex-start;
}
.wrap1 .main1-guide {
  position: sticky;
  top: 80px;
  left: 0;
  width: 240px;
  flex: 0 0 240px;
  border-radius: 10px;
  border: 1px solid #dbdde8;
  background: #fff;
  overflow: hidden;
}
.main1-guide {
  height: auto;
  border-radius: 10px;
  border: 1px solid #f0f0f0;
  background: #fff;
}
.main1-guide .aside-tit {
  padding: 16px 20px;
  background: #006dff;
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
  /* 140% */
}
.main1-guide-content {
  max-height: 600px;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: #d9d9d9 transparent;
}
.main1-guide-content::-webkit-scrollbar {
  width: 3px;
}
.main1-guide-content::-webkit-scrollbar-track {
  background: transparent;
}
.main1-guide-content::-webkit-scrollbar-thumb {
  background: #d9d9d9;
  border-radius: 13px;
}
.guide-menu-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.guide-menu-item {
  cursor: pointer;
  transition: all 0.3s ease;
}
.guide-menu-item-h2 {
  color: #464646;
  font-size: 14px;
  font-weight: 500;
}
.guide-menu-item-h2 .guide-submenu {
  width: 100%;
  list-style: none;
  padding: 0;
  margin: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.guide-menu-item-h2.expanded .guide-submenu {
  max-height: 500px;
}
.guide-menu-item-h2.expanded .guide-arrow {
  transform: rotate(0deg);
}
.guide-menu-title {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  height: 35px;
  line-height: 35px;
  cursor: pointer;
  transition: all 0.3s ease;
}
.guide-menu-title .guide-menu-text {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.guide-menu-title .guide-arrow {
  width: 12px;
  height: 12px;
  transition: transform 0.3s ease;
  transform: rotate(180deg);
  flex-shrink: 0;
  margin-left: 8px;
}
.guide-menu-title:hover {
  background: #eef5ff;
  color: #006dff;
}
.guide-menu-title:hover .guide-arrow {
  transform: rotate(0deg);
}
.guide-menu-title.active {
  color: #006dff;
}
.guide-menu-item-h3 {
  display: flex;
  align-items: center;
  padding: 0 30px;
  height: 35px;
  color: #666;
  font-size: 14px;
  font-weight: 400;
  line-height: 35px;
}
.guide-menu-item-h3 .guide-menu-text {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.guide-menu-item-h3:hover {
  background: #eef5ff;
  color: #006dff;
}
.guide-menu-item-h3.active {
  color: #006dff;
}
.guide-menu-item-h2.active > .guide-menu-title {
  background: #eef5ff;
  color: #006dff;
  font-weight: 600;
}
.guide-menu-item-h2.active > .guide-menu-title::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: #006dff;
}
.guide-content-section {
  animation: fadeIn 0.3s ease;
}
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
.mobile-guide-menu-item.active > .mobile-guide-menu-title {
  background: #eef5ff;
  color: #006dff;
  font-weight: 600;
}
.main1-article {
  flex: 1;
}
.main1-article h2 {
  padding-bottom: 14px;
  margin-bottom: 32px;
  color: #111827;
  font-size: 36px;
  font-weight: 700;
  line-height: 135%;
  /* 48.6px */
  border-bottom: 1px solid #111827;
}
.main1-article h2:not(:first-child) {
  margin-top: 80px;
}
.main1-article p {
  margin-top: 8px;
  color: #374151;
  font-size: 16px;
  font-weight: 400;
  line-height: 160%;
  /* 25.6px */
}
.main1-article p.cu {
  margin-top: 60px;
  font-size: 18px;
  color: #374151;
  font-weight: 600;
  line-height: 140%;
  /* 25.2px */
}
.main1-article h3 {
  margin-top: 60px;
  margin-bottom: 20px;
  color: #1f2937;
  font-size: 28px;
  font-weight: 600;
  line-height: 140%;
  /* 39.2px */
}
.main1-article .btn-box {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 32px;
  margin: 20px 0 20px;
}
.main1-article .btn-box img {
  margin: 0;
  width: 24px;
  height: 24px;
}
.main1-article .btn-box .btn-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border-radius: 80px;
  padding: 10px 32px;
  box-sizing: border-box;
  font-size: 18px;
  font-weight: 400;
  transition: all 0.3s;
  text-decoration: none;
}
.main1-article .btn-box .btn-item:hover {
  transform: translateY(-8px);
}
.main1-article .btn-box .btn-item.btn-win {
  border: 1px solid transparent;
  background: #006dff;
  color: #fff;
}
.main1-article .btn-box .btn-item.btn-mac {
  color: #006dff;
  background: #fff;
  border: 1px solid #006dff;
}
.main1-article ul {
  margin: 12px 0;
  padding-left: 18px;
}
.main1-article ul li {
  color: #374151;
  font-size: 16px;
  font-weight: 400;
  line-height: 160%;
  /* 25.6px */
  list-style-type: disc;
}
.main1-article .mt20 {
  margin-top: 20px;
}
.main1-article .tax {
  margin: 12px 0;
  color: #909399;
  font-size: 16px;
  font-weight: 400;
  line-height: 160%;
  /* 25.6px */
}
.main1-article img {
  width: 800px;
  height: auto;
  margin: 20px 0;
}
.main1-article .h4 {
  margin: 46px 0 20px;
  color: #374151;
  font-size: 22px;
  font-weight: 600;
  line-height: 140%;
  /* 28px */
}
.main1-article .h5 {
  margin: 46px 0 20px;
  color: #374151;
  font-size: 20px;
  font-weight: 600;
  line-height: 140%;
  /* 28px */
}
.main1-article .activat-box {
  margin: 0 0 32px;
  padding: 24px;
  border-radius: 10px;
  border: 1px solid #ffe2cc;
  background: #fff5ed;
}
.main1-article .activat-box .activat-tit {
  color: #683711;
  font-size: 18px;
  font-weight: 700;
  line-height: 130%;
  /* 23.4px */
}
.main1-article .activat-box p {
  margin-top: 16px;
  color: #7c4a23;
  font-size: 16px;
  font-weight: 400;
  line-height: 160%;
  /* 25.6px */
}
.main1-article .qa-box {
  margin: 24px 0;
  padding: 16px 22px 20px;
  border-radius: 8px;
  background: #f0f7ff;
}
.main1-article .qa-box .qa-desc {
  margin-top: 14px;
  padding: 20px;
  border-radius: 10px;
  border: 2px solid rgba(82, 155, 234, 0.28);
  background: #fff;
  color: #374151;
  font-size: 16px;
  font-weight: 400;
  line-height: 150%;
  /* 24px */
}
.main1-article .qa-box .qa-tit {
  display: flex;
  justify-content: left;
  align-items: center;
  gap: 20px;
  position: relative;
  color: #2e83e5;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.2;
}
.main1-article .qa-box .qa-tit::before {
  content: '';
  display: block;
  width: 36px;
  height: 36px;
  background: url('../../img/guide/music-converter/qa.png') no-repeat center / cover;
}
.main1-article .tips-box {
  margin: 26px 0 10px;
  padding: 24px;
  border-radius: 10px;
  border: 1px solid #fbeaa0;
  background: #fffcef;
  color: #374151;
  font-size: 16px;
  font-weight: 400;
  line-height: 160%;
}
.main1-article .tips-box strong {
  font-weight: 700;
}
.main1-article .tips-box .tips-tit {
  color: #333;
  font-size: 18px;
  margin-bottom: 16px;
  font-weight: 500;
}
.main1-article .green-box {
  margin: 20px 0 38px;
  padding: 24px;
  border-radius: 10px;
  border: 1px solid #c2e2c8;
  background: #eef9f0;
}
.main1-article .green-box p {
  margin-bottom: 10px;
  color: #374151;
  font-size: 16px;
  font-weight: 400;
  line-height: 160%;
  /* 25.6px */
}
.main1-article .blue-h {
  margin: 20px 0 12px;
  color: #006dff;
  font-size: 18px;
  font-weight: 700;
  line-height: 150%;
  /* 27px */
}
.main1-article a {
  font-size: 16px;
  color: #006dff;
  font-weight: 400;
  line-height: 160%;
  text-decoration: underline;
}
.main1-article .table-wrap {
  margin-top: 20px;
  overflow-x: auto;
}
.main1-article .music-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
}
.main1-article .music-table th,
.main1-article .music-table td {
  border: 1px solid #e3e8f0;
  padding: 18px 22px;
  text-align: left;
  vertical-align: middle;
  font-size: 14px;
  line-height: 1.8;
  color: #333;
  box-sizing: border-box;
}
.main1-article .music-table td {
  color: #030712;
  font-size: 16px;
  font-weight: 400;
  line-height: 140%;
}
.main1-article .music-table thead th {
  background: #006dff;
  color: #fff;
  font-weight: 700;
}
.main1-article .music-table thead th:first-child {
  width: 160px;
}
.main1-article .music-table tbody tr {
  background: #fff;
}
.main1-article .music-table tbody tr td:first-child {
  background: #fcfcfc;
}
.main1-article .music-table tbody td div + div {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid #e3e8f0;
}
.main1-article iframe {
  margin-top: 32px;
  border-radius: 8px;
  border: 1px solid #ebeef5;
}
.main1-article .video-box {
  position: relative;
  width: 100%;
  margin-top: 32px;
  cursor: pointer;
  border-radius: 8px;
  overflow: hidden;
}
.main1-article .video-box .video-poster {
  display: block;
  width: 100%;
  height: auto;
  margin: 0;
}
.main1-article .video-box .video-play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  margin: 0;
  transition: transform 0.3s ease;
}
.main1-article .video-box:hover .video-play-btn {
  transform: translate(-50%, -50%) scale(1.1);
}
.main1-article .video-box iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  border: none;
}
.main1-article .video-box.playing {
  aspect-ratio: 16 / 9;
}
.main1-article .video-box.playing .video-poster,
.main1-article .video-box.playing .video-play-btn {
  display: none;
}
.wrap2 {
  margin-top: 130px;
  margin-bottom: 120px;
}
.wrap2 .wrap-cont {
  padding: 74px 0 58px;
  border-radius: 20px;
  background: url('../../img/guide/music-converter/wrap2-bg.webp') no-repeat center / cover;
}
.wrap2 .wrap-cont .wrap-logo {
  text-align: center;
}
.wrap2 .wrap-cont .wrap-tit {
  margin-top: 30px;
  color: #1f2937;
  text-align: center;
  font-size: 42px;
  font-weight: 700;
  line-height: 160%;
  /* 67.2px */
}
.wrap2 .wrap-btn {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 40px;
  margin-top: 36px;
}
.wrap2 .wrap-btn.show {
  display: flex;
}
.wrap2 .wrap-btn .btn-left {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  text-align: center;
  font-size: 24px;
  font-weight: 500;
  line-height: 150%;
  /* 36px */
  border-radius: 80px;
  background: #007bff;
  width: 310px;
  height: 68px;
  box-sizing: border-box;
  transition: all 0.3s;
}
.wrap2 .wrap-btn .btn-left:hover {
  transform: translateY(-8px);
}
.wrap2 .wrap-btn .btn-right {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #006dff;
  border: 1px solid #007bff;
  text-align: center;
  font-size: 24px;
  font-weight: 500;
  line-height: 150%;
  /* 36px */
  border-radius: 80px;
  background: #fff;
  width: 310px;
  height: 68px;
  box-sizing: border-box;
  transition: all 0.3s;
}
.wrap2 .wrap-btn .btn-right:hover {
  transform: translateY(-8px);
}
.wrap2 .wrap-link {
  text-align: center;
  margin-top: 40px;
  color: #606266;
  font-size: 16px;
  font-weight: 400;
}
.wrap2 .wrap-link a {
  color: #006dff;
  font-size: 16px;
  font-weight: 400;
  text-decoration: underline;
}
@media (max-width: 1200px) {
  main .container {
    width: 100%;
    padding: 0 15px;
    max-width: unset;
  }
  .wrap1 .container {
    gap: 40px;
  }
  .main1-article img {
    width: 100%;
    max-width: 800px;
  }
  /* header */
  header .container {
    gap: 60px;
  }
  header .header-info {
    gap: 20px;
  }
  header .header-area.large-gap {
    gap: 20px;
  }
  .tf-navigation .container {
    padding: 14px 15px;
  }
  header .header-menu {
    gap: 20px;
  }
  footer .footer-bottom,
  footer .footer-top {
    width: 100%;
  }
  footer .container {
    overflow: hidden;
  }
}
@media (max-width: 768px) {
  header .container {
    gap: 0;
  }
  .tf-navigation .navigation-arrow {
    display: block;
  }
  .tf-navigation .navigation-right {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    padding: 12px 15px;
  }
  .tf-navigation .navigation-left.expanded + .navigation-right {
    display: block;
  }
  .tf-navigation .wrap-btn {
    flex-direction: row;
    gap: 12px;
  }
  .tf-navigation .wrap-btn .btn-left,
  .tf-navigation .wrap-btn .btn-right {
    width: 145px;
    height: 32px;
    font-size: 12px;
  }
  .banner {
    padding: 32px 0 34px;
    background: url('../../img/guide/music-converter/banner-mb.png') no-repeat center / cover;
  }
  .banner h1 {
    padding: 0 40px;
    font-size: 28px;
  }
  .banner .banner-desc {
    padding: 0 10px;
    margin-top: 20px;
    font-size: 16px;
  }
  .banner .banner-btn-box {
    gap: 20px;
    margin-top: 22px;
  }
  .banner .banner-btn-box .banner-btn {
    gap: 10px;
    padding: 8px 18px;
    font-size: 12px;
  }
  .banner .banner-btn-box .banner-btn img {
    width: 14px;
    height: 14px;
  }
  .wrap1 {
    margin-top: 32px;
  }
  .wrap1 .container {
    flex-direction: column;
    gap: 32px;
  }
  .main1-article {
    flex: auto;
    width: 100%;
  }
  .main1-article h2 {
    font-size: 24px;
  }
  .main1-article h2:not(:first-child) {
    margin-top: 40px;
  }
  .main1-article .h5 {
    font-size: 18px;
  }
  .main1-article p {
    font-size: 14px;
  }
  .main1-article p.cu {
    margin-top: 30px;
  }
  .main1-article h3 {
    margin-top: 40px;
    margin-bottom: 18px;
    font-size: 20px;
  }
  .main1-article .btn-box {
    gap: 20px;
    justify-content: center;
  }
  .main1-article .btn-box .btn-item {
    font-size: 12px;
    gap: 8px;
    padding: 10px 0;
    flex: 1;
  }
  .main1-article .btn-box .btn-item img {
    width: 14px;
    height: 14px;
  }
  .main1-article img {
    width: 100%;
    height: auto;
  }
  .main1-article .h4 {
    margin: 32px 0 20px;
    font-size: 18px;
  }
  .main1-article .tax {
    font-size: 14px;
  }
  .main1-article .activat-box p {
    font-size: 14px;
  }
  .main1-article .qa-box {
    padding: 16px 16px 18px;
  }
  .main1-article .qa-box .qa-tit {
    gap: 12px;
    font-size: 16px;
  }
  .main1-article .qa-box .qa-desc {
    padding: 16px;
    font-size: 12px;
  }
  .main1-article .green-box p {
    font-size: 14px;
  }
  .main1-article .blue-h {
    font-size: 16px;
  }
  .main1-article iframe {
    width: 100%;
    height: 200px;
  }
  .wrap2 {
    margin-top: 60px;
    margin-bottom: 60px;
  }
  .wrap2 .wrap-cont {
    padding: 40px 15px;
  }
  .wrap2 .wrap-cont .wrap-tit {
    margin-top: 20px;
    font-size: 28px;
  }
  .wrap2 .wrap-btn {
    gap: 16px;
    margin-top: 24px;
  }
  .wrap2 .wrap-btn .btn-left,
  .wrap2 .wrap-btn .btn-right {
    font-size: 16px;
    width: auto;
    flex: 1;
    height: 40px;
  }
  .wrap2 .wrap-link {
    margin-top: 20px;
    font-size: 12px;
  }
  .tf-navigation .container {
    padding: 18px 15px;
  }
  .tf-navigation .navigation-left {
    width: 100%;
    justify-content: space-between;
  }
  .tf-navigation .navigation-left a {
    font-size: 13px;
  }
}
.mobile-menu-btn {
  display: none;
  position: fixed;
  left: 20px;
  bottom: 20px;
  z-index: 1000;
  width: 50px;
  height: 50px;
  background: #006dff;
  border-radius: 50%;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(0, 109, 255, 0.3);
}
.mobile-menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all 0.3s ease;
}
.mobile-menu-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}
.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}
.mobile-menu-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1001;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.mobile-menu-overlay.active {
  display: block;
  opacity: 1;
}
.mobile-menu-sidebar {
  position: fixed;
  top: 0;
  left: -75%;
  width: 75%;
  height: 100%;
  background: #fff;
  z-index: 2025;
  transition: left 0.3s ease;
  display: flex;
  flex-direction: column;
}
.mobile-menu-sidebar.active {
  left: 0;
}
.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: #006dff;
  color: #fff;
}
.mobile-menu-title {
  font-size: 16px;
  font-weight: 700;
}
.mobile-menu-close {
  font-size: 28px;
  cursor: pointer;
  line-height: 1;
}
.mobile-menu-content {
  flex: 1;
  overflow-y: auto;
  padding: 10px 0;
}
.mobile-guide-menu-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.mobile-guide-menu-item {
  border-bottom: 1px solid #f0f0f0;
}
.mobile-guide-menu-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  height: 50px;
  color: #464646;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
}
.mobile-guide-menu-title .mobile-guide-menu-text {
  flex: 1;
}
.mobile-guide-menu-title .mobile-guide-arrow {
  width: 14px;
  height: 14px;
  transition: transform 0.3s ease;
  transform: rotate(180deg);
}
.mobile-guide-menu-item.expanded .mobile-guide-menu-title {
  color: #006dff;
  background: #f5f9ff;
}
.mobile-guide-menu-item.expanded .mobile-guide-arrow {
  transform: rotate(0deg);
}
.mobile-guide-menu-item.expanded .mobile-guide-submenu {
  max-height: 500px;
}
.mobile-guide-menu-title:hover,
.mobile-guide-menu-title.active {
  color: #006dff;
}
.mobile-guide-submenu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  background: #fafafa;
}
.mobile-guide-submenu-item {
  display: block;
  padding: 12px 20px 12px 35px;
  color: #666;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.3s ease;
}
.mobile-guide-submenu-item:hover,
.mobile-guide-submenu-item.active {
  color: #006dff;
  background: #eef5ff;
}
@media (max-width: 996px) {
  .mobile-menu-btn {
    display: flex;
  }
  .wrap1 .main1-guide {
    display: none;
  }
}