/* 基础样式重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
a {
  text-decoration: unset;
}
:root {
  --primary-color: #4285F4;
  --primary-dark: #3367D6;
  --primary-light: #8AB4F8;
  --secondary-color: #34A853;
  --accent-color: #EA4335;
  --warning-color: #FBBC05;
  --text-color: #202124;
  --text-light: #5F6368;
  --bg-color: #FFFFFF;
  --card-bg: #F1F1F1;
  --border-color: #DADCE0;
  --shadow: 0 1px 2px 0 rgba(60,64,67,0.3), 0 1px 3px 1px rgba(60,64,67,0.15);
}

body {
  font-family: 'Roboto', 'Microsoft YaHei', sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--bg-color);
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* 头部样式 */
header {
  background-color: var(--bg-color);
  position: sticky;
  top: 0;
  z-index: 1000;
}
.header {
  width: 1200px;
  margin: auto;
}
.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 0;
}

.logo {
  display: flex;
  align-items: center;
  font-size: 24px;
  font-weight: 700;
  color: var(--text-color);
}
.logo h1 {
  display: flex;
}
.logo h1 img {
  height: 36px;
}
.logo-icon {
  background: linear-gradient(45deg, var(--primary-color), var(--secondary-color), var(--accent-color), var(--warning-color));
  color: white;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 12px;
  font-size: 20px;
}

nav ul {
  display: flex;
  list-style: none;
}

nav ul li {
  margin-left: 30px;
}

nav ul li a {
  color: var(--text-color);
  font-weight: 500;
  text-decoration: none;
  transition: color 0.3s;
  font-family: 'Google Sans', sans-serif;
}

nav ul li a:hover {
  color: var(--primary-color);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  color: var(--text-color);
  cursor: pointer;
}
.header-container .nav {
  font-size: 16px;
  display: flex;
  column-gap: 24px;
  justify-content: space-between;
}
.header-container .nav a {
  color: #000;
  text-decoration: unset;
}
.header-container .nav a.active {
  color:#226EF1!important;
}
/* 英雄区域样式 */
.hero {
  background-color: var(--card-bg);
  padding: 100px 0 100px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero h2 {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.2;
  font-family: 'Google Sans', sans-serif;
  color: var(--text-color);
}

.hero h2 span {
  background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: 18px;
  margin-bottom: 30px;
  color: var(--text-light);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin-top: 30px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 48px;
  border-radius: 2px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s;
  border: none;
  cursor: pointer;
  font-size: 16px;
  font-family: 'Google Sans', sans-serif;
}

.btn-primary {
  background-color: var(--primary-color);
  color: white;
  box-shadow: 0 2px 10px rgba(66, 133, 244, 0.3);
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(66, 133, 244, 0.4);
}

.btn-secondary {
  background-color: white;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
  background-color: rgba(66, 133, 244, 0.05);
}

.btn i {
  margin-right: 10px;
}
.download-sub {
  margin-top: 24px;
  display: flex;
  column-gap: 12px;
  font-size: 14px;
  justify-content: center;
}
.download-sub span em {
  font-style: normal;
}
.index-device-desc {
  font-size: 14px;
  margin-top: 8px;
}
.index-btn_wrap{position: relative;cursor: pointer;display: inline-block;}
.index-code-box{display:flex;align-items:flex-end!important;justify-content:center!important;width:179px!important;height:197px!important;background:url(../img/code-box.png);background-size:179px 197px;position:absolute;top: 55px;left: 6%;z-index: 21;display:none!important;}
.index-code-box .index-code{margin-bottom:24px;}
.index-code-box .index-code img{width:136px!important;height:136px!important}

/* 特性区域样式 */
.section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 60px;
  color: var(--text-color);
  font-family: 'Google Sans', sans-serif;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.feature-card {
  background-color: var(--bg-color);
  border-radius: 12px;
  padding: 40px 30px;
  box-shadow: var(--shadow);
  transition: transform 0.3s, box-shadow 0.3s;
  text-align: center;
  border: 1px solid var(--border-color);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(60, 64, 67, 0.2);
}

.feature-icon {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 25px;
  color: white;
  font-size: 30px;
}

.feature-card h3 {
  font-size: 22px;
  margin-bottom: 15px;
  color: var(--text-color);
  font-family: 'Google Sans', sans-serif;
}

.feature-card p {
  color: var(--text-light);
}

/* 下载区域样式 */
.download-section {
  background-color: var(--card-bg);
}

.download-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.download-card {
  background-color: var(--bg-color);
  border-radius: 12px;
  padding: 40px 20px;
  text-align: center;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
  transition: all 0.3s;
}

.download-card:hover {
  border-color: var(--primary-color);
  box-shadow: 0 6px 20px rgba(66, 133, 244, 0.15);
}

.download-icon {
  font-size: 48px;
  color: var(--primary-color);
  margin-bottom: 20px;
}

.download-card h3 {
  font-size: 20px;
  margin-bottom: 15px;
  font-family: 'Google Sans', sans-serif;
}

.download-info {
  color: var(--text-light);
  margin-bottom: 20px;
  font-size: 14px;
}

.download-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--primary-color);
  color: white;
  padding: 14px 28px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: background-color 0.3s;
  width: 100%;
  font-family: 'Google Sans', sans-serif;
}

.download-btn:hover {
  background-color: var(--primary-dark);
  color: white;
}

/* 扩展功能区域 */
.extensions-section {
  background-color: var(--card-bg);
}

.extensions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.extension-item {
  background-color: var(--card-bg);
  border-radius: 12px;
  padding: 30px;
  box-shadow: var(--shadow);
  transition: transform 0.3s;
}

.extension-item:hover {
  transform: translateY(-5px);
}

.extension-icon {
  font-size: 40px;
  color: var(--primary-color);
  margin-bottom: 20px;
}

.extension-item h3 {
  font-size: 20px;
  margin-bottom: 15px;
  font-family: 'Google Sans', sans-serif;
}

.extension-item ul {
  list-style: none;
  padding-left: 0;
}

.extension-item ul li {
  margin-bottom: 10px;
  color: var(--text-light);
  display: flex;
  align-items: flex-start;
}

.extension-item ul li i {
  color: var(--secondary-color);
  margin-right: 10px;
  margin-top: 3px;
}

/* 性能对比区域 */
.comparison-section {
  background-color: var(--bg-color);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 30px;
  box-shadow: var(--shadow);
  border-radius: 12px;
  overflow: hidden;
}

.comparison-table th {
  background-color: var(--primary-color);
  color: white;
  padding: 20px;
  text-align: left;
  font-family: 'Google Sans', sans-serif;
}

.comparison-table td {
  padding: 20px;
  border-bottom: 1px solid var(--border-color);
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.comparison-table tr:nth-child(even) {
  background-color: rgba(66, 133, 244, 0.05);
}

.chrome-badge {
  display: inline-block;
  background-color: var(--primary-color);
  color: white;
  padding: 5px 10px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
}

/* 使用指南样式 */
#guide {
  background-color: var(--bg-color);
}
.guide-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-top: 50px;
}

.step {
  text-align: center;
  position: relative;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
  font-size: 38px;
  font-weight: 700;
  border-radius: 50%;
  margin-bottom: 20px;
}

.step h3 {
  font-size: 20px;
  margin-bottom: 15px;
  font-family: 'Google Sans', sans-serif;
}

/* FAQ样式 */
.faq-section {
  background-color: var(--card-bg);
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background-color: var(--bg-color);
  border-radius: 12px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.faq-question {
  padding: 20px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color 0.3s;
  font-family: 'Google Sans', sans-serif;
}

.faq-answer {
  padding: 0 20px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-answer.active {
  padding: 0 20px 20px;
  max-height: 500px;
}

.installed {
  width: 1200px;
  margin: 0 auto;
  margin-bottom: auto;
}

.installed-top {
  font-size: 14px;
  background-color: #f5f5f7;
  padding: .375rem;
}

.installed-top span {
  margin-right: 10px;
  font-size: 14px;
  color: #666666;
}

.installed-top a,.installed-top h1 {
  font-size: 14px;
  color: #666666;
  display: inline-block;
  font-weight: normal;
}

.installed-top a:hover {
  color: #3d73ed;
}

.installed-main {
  width: 100%;
}
.installed-main article {
  padding-bottom: 8px;
}
.installed-main-content {
  width: 100%;
  margin-top: 24px;
}

.installed-details-center > div > span:nth-child(1) {
  margin-right: 20px;
}

.installed-main-content > div {
  display: flex;
  padding-bottom: 24px;
  margin-bottom: 24px;
  width: 100%;
  border-bottom: 1px solid #E6E6E6;
}

.installed-main-content > div:hover {
  box-shadow: 0px 0px 20px 1px rgba(57,57,57,0.1);
  border-bottom: 1px solid #3d73ed;
}
.installed-main-content > div > a {
  display: flex;
}
.installed-main-content > div > a > img {
  width: 300px;
  height: 170px;
  vertical-align: top;
  border-radius: 6px;
  margin-left: 5px;
  object-fit: cover;
}

.installed-main-content > div > div:nth-child(2) {
  display: flex;
  width: 72%;
  margin-left: 20px;
  flex-direction: column;
  justify-content: space-between;
}

.installed-main-content > div .special-lists-info {
  width: 556px !important;
  margin-left: 15px;
}

.installed-main-content > div .h2 {
  font-size: 18px;
  color: #333333;
  font-weight: 900;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
  display: inline-block;
  width: 100%;
  margin-top: 10px;
  line-height: 27px;
}

.installed-main-content > div .posi {
  position: relative;
  display: flex;
}

.installed-main-content > div .answer {
  position: absolute;
  width: 90px;
  top: -8px;
}

.installed-main-content > div .answer img {
  margin-right: 10px;
  vertical-align: bottom;
}

.installed-main-content > div > div > div:nth-child(2) span {
  color: #fff;
  display: inline-block;
  background-color: #3d73ed;
  border-radius: 6px;
  padding-left: 10px;
  padding-right: 10px;
  line-height: 30px;
  font-size: 12px;
  margin-top: 10px;
}

.installed-main-content > div > div > div:nth-child(2) span:nth-child(1) {
  margin-right: 10px;
}

.installed-main-content p {
  font-size: 14px;
  line-height: 27px;
  color: #666666;
  margin-top: 10px;
  height: 54px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.installed-main-content-span {
  width: 100%;
  display: flex;
  justify-content: space-between;
  margin-top: 16px;
  align-items: center;
}

.installed-main-content-span span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #707070;
  font-size: 14px;
}

.installed-main-content-span img {
  margin-right: 10px;
  vertical-align: bottom;
}

.installed-main-content-span span em {
  font-style: unset;
  color: #366FED;
}

.installed-main-content-span .down {
  font-size: 14px;
  padding: 5px 12px;
  background-color: #366FED;
  color: #fff;
  border-radius: 6px;
}

.page {
  margin-top: 24px;
  margin-bottom: 24px;
  text-align: center;
  display: flex;
  justify-content: center;
  column-gap: 12px;
}
.page a {
  padding: 4px 8px;
  background-color: #ffffff;
  box-shadow: 0px 0px 4px 0px rgba(157,157,157,0.44);
  text-align: center;
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
  display: inline-block;
}
.page .active {
  color: #fff;
  background: #3d73ed;
}
.page a:hover {
  color: #fff;
  background: #3d73ed;
}

.installed-details {
  width: 100%;
  height: 100%;
  margin-top: 30px;
}

.installed-details-top {
  text-align: center;
  border-bottom: 1px #EDEDED solid;
}

.installed-details-top .h2 {
  font-size: 24px;
  font-weight: normal;
  color: #333333;
  margin-top: 20px;
  font-weight: bold;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}

.installed-details-top div {
  width: 503px;
  padding-top: 20px;
  margin: auto;
  margin-bottom: 20px;
  display: flex;
  justify-content: space-evenly;
}

.installed-details-top span {
  font-size: 14px;
  font-weight: normal;
  color: #707070;
  display: flex;
  align-items: center;
}

.installed-details-top img {
  margin-right: 10px;
}
.installed-details-top em {
  font-style: normal;
}
.installed-details-center {
  padding: 20px 15px 25px;
  font-size: 16px;
  font-weight: normal;
  line-height: 30px;
  color: #000;
  border-bottom: 1px #EDEDED solid;
}
.installed-details-center a {
  color:#366FED!important;
  text-decoration: underline;
}
.installed-details-center h2 {
  padding-bottom: 15px;
  margin: 0 15px 10px;
  font-size: 16px;
  font-weight: normal;
  border-bottom: 2px solid #3d73ed;
}

.installed-details-center h3 {
  margin: 10px 0;
  font-size: 18px;
  background: #f3f2f5;
  border-left: 5px solid #2663ED;
  padding: 8px 10px;
  color: #2663ED;
}

.installed-details-center > div {
  text-align: center;
  margin-top: 20px;
}

.installed-details-center > div > span {
  display: inline-block;
  height: 30px;
  line-height: 30px;
  background-color: #3d73ed;
  border-radius: 6px;
  color: #fff;
  font-size: 12px;
  padding: 0px 10px 0px 10px;
}

.installed-details-center p {
  margin: auto;
  font-size: 16px;
  font-weight: normal;
  line-height: 30px;
  color: #000;
}

.installed-details-center .h4 {
  width: 821px;
  margin: auto;
  margin-top: 30px;
  text-align: left;
  font-weight: 900;
}

.installed-details-center .h6 {
  width: 107px;
  height: 25px;
  background-color: #3d73ed;
  border-radius: 0px 13px 13px 0px;
  text-align: center;
  font-size: 14px;
  font-weight: normal;
  line-height: 25px;
  color: #fff;
  margin-top: 35px;
}

.installed-details-center img {
  display: block;
  margin: 16px auto;
  box-shadow: 0px 0px 20px 0px rgba(57,57,57,0.12);
  max-width: 50%;
  max-height: 300px !important;
  width: unset;
  border-radius: 8px;
}

.installed-details-center .p1 {
  margin: 30px 0 0;
}

.installed-details-center .p1 a {
  display: inline-block;
  width: 300px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.installed-details-center .p1 a:nth-child(2) {
  float: right;
  text-align: right;
}

.installed-details-center .p1 a:hover {
  color: #3d73ed;
}
.news-b {
  margin-top: 25px;
}

.news-b h2 {
  font-size: 16px;
  font-weight: normal;
}

p.subtitle {
  font-size: 16px;
}

.news-b > p > span:nth-child(1) {
  width: 40px;
  height: 2px;
  background: #333;
}

.news-b > p > span:nth-child(2) {
  display: inline-block;
  width: 120px;
  height: 2px;
  background: #3d73ed;
  margin-left: 2px;
}

.news-b .flex {
  display: flex;
  justify-content: space-between;
}

.news-b .flex a {
  font-size: 14px;
  margin-right: 10px;
}

.installed-main .news-b span.w840 {
  width: 840px;
}

.news-b #news-b {
  margin: 20px 15px 0;
  font-size: 14px;
}

.news-b #news-b .down {
  border: 1px solid #366FED;
  padding: 3px 5px;
  border-radius: 3px;
  color: #366FED;
}

.news-b #news-b .t {
  display: inline-block;
  width: 325px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #333;
  margin-right: auto;
}
#news-b {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
#news-b .item {
  display: flex;
  align-items: center;
  width: 575px;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid #DDD;
}
.news-b .flex .h4 {
  font-weight: bold;
  font-size: 20px;
  color:#366FED;
}
.news-b #news-b span {
  margin-left: 25px;
  display: inline-block;
  width: 90px
}

.news-b #news-b .news-b-span {
  margin: 0 24px;
}

.news-b #news-b span em {
  color: #3d73ed;
  font-style: normal;
}

.news-b #news-b span img {
  margin-right: 8px;
  vertical-align: bottom;
}

.news-b #news-b p {
  margin-top: 20px;
}

.news-b #news-b p:nth-child(2) {
  margin-top: 0px;
}

.news-b #news-b div .h1 {
  font-size: 18px;
  font-weight: normal;
  letter-spacing: 2px;
  color: #333333;
}

.news-b #news-b div span {
  font-size: 14px;
  font-weight: normal;
  letter-spacing: 1px;
  color: #8c8c8c;
  display: inline-block;
  margin-left: 2px;
  cursor: pointer;
}

.news-b #news-b p span:nth-child(1) {
  display: inline-block;
  width: 40px;
  height: 2px;
  background: #333;
}

.news-b #news-b p span:nth-child(2) {
  display: inline-block;
  width: 239px;
  height: 2px;
  background: #3d73ed;
  margin-left: 2px;
}

.news-b #news-b .h6 {
  vertical-align: text-bottom;
  display: inline-block;
  background-color: #366FED;
  border-radius: 100%;
  text-align: center;
  color: #fff;
  font-size: 16px;
  font-weight: normal;
  margin-right: 8px;
  width: 6px;
  height: 6px;
}

.news-b #news-ba {
  display: inline-block;
  font-size: 14px;
  width: 250px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  vertical-align: top;
}

.news-b #news-b a:hover {
  color: #3d73ed;
}
.news-b #news-b .none {width:110px;}

.cate {
  display: flex;
  flex-direction: column;
  height: 100%;
}

/* 页脚样式 */
footer {
  background-color: var(--text-color);
  color: white;
  padding: 30px 0 30px;
  margin-top: auto;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  color: #9aa0a6;;
  column-gap: 16px;
  font-size: .875rem;
  align-items: center;
}
.footer-links a:first-child {
  margin-left: -12px;
}
.footer-links a {
  color: #9aa0a6;;
  text-decoration: none;
  font-size: .875rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--primary-color);
}

.copyright {
  text-align: center;
  color: #9AA0A6;
  font-size: .875rem;
}
.main_wrap {
  width: 1200px;
  margin: auto;
}
.part-privacy {
  padding: 16px;
  font-size: 16px;
  line-height: 32px;
}
.part-privacy p{
  font-size: 16px;
  line-height: 32px;
}
.page-404 {
  height: 100%;
  text-align: center;
}

.page-404 img {
  margin-top: 68px;
  padding: 0 2rem;
  box-sizing: border-box;
}

.page-404 h1,.page-404 span {
  display: block;
  font-size: 18px;
  color: #333333;
  text-align: center;
  margin-top: 2rem;
}

.page-404 .desc {
  text-align: center;
  font-size: .75rem;
  margin-top: .5rem;
}

.page-404 .desc a {
  color: #3C80F4;
}

.page-404 .btn-lists {
  margin: 1.5rem 0 1rem;
  display: flex;
  justify-content: center;
}

.page-404 .btn-lists a {
  width: 78px;
  height: 33px;
  line-height: 33px;
  text-align: center;
  background: #3C80F4;
  font-size: 12px;
  color: #FFFFFF;
  margin-right: 1.5rem;
  text-decoration: unset;
}
#to_top {position: fixed;bottom: 150px;right: 270px;cursor: pointer;z-index: 1000;display: none;}
#to_top img {width: 65px;height: 65px;}
/* 响应式设计 */
@media (max-width: 992px) {
  .hero h2 {
      font-size: 40px;
  }
  
  .section-title {
      font-size: 32px;
  }
  
  .comparison-table {
      display: block;
      overflow-x: auto;
  }
}

@media (max-width: 768px) {
  .header-container {
    justify-content: space-between;
  }
  .header-container .nav {
    margin-left: 0;
    font-size:.875rem;
    margin-right: 0;
    align-items: center;
  }
  .header-container {
      padding: 1rem;
  }
  .header {
    width: 100%;
  }
  .container {
    padding: 0 1rem;
  }
  .logo h1 img {
    height: 2rem;
  }
  nav ul {
      display: none;
      position: absolute;
      top: 70px;
      left: 0;
      right: 0;
      background-color: var(--bg-color);
      flex-direction: column;
      padding: 20px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
      border-radius: 0 0 12px 12px;
      z-index: 1000;
  }
  
  nav ul.active {
      display: flex;
  }
  
  nav ul li {
      margin: 10px 0;
      margin-left: 0;
  }
  
  .mobile-menu-btn {
      display: block;
  }
  
  .hero {
      padding: 80px 0;
  }
  
  .hero h2 {
      font-size: 32px;
  }
  
  .hero-buttons {
      flex-direction: column;
  }
  
  .btn {
      width: 100%;
      justify-content: center;
  }
  
  .section {
      padding: 60px 0;
  }
  
  .section-title {
      font-size: 28px;
      margin-bottom: 40px;
  }


  .installed {
    width: 100%;
}

.installed-main article {
    padding-bottom: 0;
}
.installed-top {
    font-size: .875rem;
    padding: .5rem 1rem;
    margin-bottom: 0;
    background-color: #F6F6F6;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.installed-top a, .installed-top h1 {
    font-size: .875rem;
}
.installed-top span {
    margin-right: 0;
    font-size: .875rem;
}
.installed-main-content {
    display: flex;
    flex-direction: column;
    padding: 1rem 1rem 0;
    margin-top: 0;
}
.installed-main-content > div {
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom:1px solid #366FED;
    justify-content: space-between;
}
.installed-main-content > div:last-child {
    margin-bottom:0;
}
.installed-main-content > div > a {
    align-items: center;
}
.installed-main-content > div > a > img {
    width: 7.375rem;
    height: 4.9375rem;
    border-radius: .375rem;
    margin: 0;
}
.installed-main-content > div > div:nth-child(2) {
    width:67%;
    margin: 0;
    display: flex;
    flex-direction: column;
    row-gap: .375rem;
}

.installed-main-content > div .h2 {
    width: 100%;
    font-size: 1rem;
    margin: 0;
    line-height: normal;
}
.installed-main-content p {
    font-size:.875rem;
    line-height: normal;
    -webkit-line-clamp:1;
    height: auto;
    margin: 0;
}
.installed-main-content-span {
    width: 100%;
    margin-top:0;
}
.installed-main-content-span span {
    font-size:.875rem;
}
.installed-main-content-span .down {
    font-size: .875rem;
    padding: .25rem .75rem;
    border-radius: .375rem;
}
.page {
    margin: 1.5rem 0;
    column-gap:.5rem;
    line-height:normal;
    padding: 0 1rem;
}
.page a {
    padding: .375rem .5rem;
    font-size: .875rem;
    border-radius: .375rem;
}
.installed-details {
    padding: 1rem;
}
.installed-details-top div {
    width: 100%;
    padding-top: 1rem;
    margin-bottom:1.125rem;
}
.installed-details-top .h2 {
    font-size: 1.125rem;
    margin-top: 0;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    white-space: normal;
}
.installed-details-top span {
    font-size: .875rem;
}
.installed-details-center {
    padding: 0;
    padding-top: 1rem;
    font-size: .9375rem;
    margin: 0;
    line-height: 1.5rem;
    border-bottom:none;
}
.installed-details-center p {
    font-size: .9375rem;
    line-height: 1.5rem;
}
.installed-details-center img {
    margin:1rem auto;
}
.installed-details-center h3 {
    margin: .625rem 0;
    font-size: 1rem;
    padding: .375rem .625rem;
}
.line {
    height: .5rem;
    background-color: #f5f5f7;
}
.news-b {
    margin-top: 0;
    padding: 1rem 1rem 1.375rem;
}
.news-b p {
    line-height: 1em;
}
.news-b .flex .h4 {
    font-size: 1rem;
}
#news-b {
    flex-direction: column;
    row-gap: 1rem;
}
#news-b .item {
    width: 100%;
    margin-bottom: 0;
}
.news-b #news-b {
    margin: 0;
    margin-top: .75rem;
}
.news-b #news-b .h6 {
    font-size: 1rem;
    width: .375rem;
    height: .375rem;
    margin-right:.5rem;
    flex-shrink: 0;
}
.news-b #news-b .t {
    width:19.5rem;
    font-size: .75rem;
}
.news-b #news-b .news-b-span {
    margin: 0 .875rem;
    font-size: .875rem;
    width: 5.5rem;
    display: none;
}
.news-b #news-b .down {
    padding: .125rem .375rem;
    border-radius: .375rem;
    font-size: .75rem;
}
.news-b > p > span:nth-child(2) {
  width:4rem;
}

  .main_wrap {
    width: 100%;
    margin: 0 auto;
  }
  .part-privacy {
      margin-top: 2rem;
  }
  .part-privacy {
      padding: 1rem;
      font-size: 0.875rem;
      line-height: 1.75rem;
  }
  .part-privacy p{
      font-size: 0.875rem;
      line-height: 1.75rem;
  }
  .page-404 img {
      width:100%;
      margin-top: 12rem;
  }
  #to_top {position: fixed;bottom: 2rem;right: 1rem;cursor: pointer;z-index: 1000;display: none;}
  #to_top img {width: 2.5rem;height: 2.5rem;}
}

@media (max-width: 576px) {
  .hero h2 {
      font-size: 28px;
  }
  
  .hero p {
      font-size: 16px;
  }
  
  .section-title {
      font-size: 24px;
  }
  
  .feature-card, .download-card, .extension-item {
      padding: 30px 20px;
  }

  .download-sub {
    column-gap: .25rem;
    font-size: .75rem;
  }
}