* {
  box-sizing: border-box;
}

html {
  line-height: 1.15;
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
}
main {
  display: block;
}
h1 {
  font-size: 2em;
  margin: 0.67em 0;
}
hr {
  box-sizing: content-box;
  height: 0;
  overflow: visible;
}
pre {
  font-family: monospace, monospace;
  font-size: 1em;
}
a {
  background-color: transparent;
}
abbr[title] {
  border-bottom: none;
  text-decoration: underline;
  -webkit-text-decoration: underline dotted;
  text-decoration: underline dotted;
}
b,
strong {
  font-weight: bolder;
}
code,
kbd,
samp {
  font-family: monospace, monospace;
  font-size: 1em;
}
small {
  font-size: 80%;
}
sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}
sub {
  bottom: -0.25em;
}
sup {
  top: -0.5em;
}
img {
  border-style: none;
}
button,
input,
optgroup,
select,
textarea {
  font-family: inherit;
  font-size: 100%;
  line-height: 1.15;
  margin: 0;
}
button,
input {
  overflow: visible;
}
button,
select {
  text-transform: none;
}
[type='button'],
[type='reset'],
[type='submit'],
button {
  -webkit-appearance: button;
}
[type='button']::-moz-focus-inner,
[type='reset']::-moz-focus-inner,
[type='submit']::-moz-focus-inner,
button::-moz-focus-inner {
  border-style: none;
  padding: 0;
}
[type='button']:-moz-focusring,
[type='reset']:-moz-focusring,
[type='submit']:-moz-focusring,
button:-moz-focusring {
  outline: 1px dotted ButtonText;
}
fieldset {
  padding: 0.35em 0.75em 0.625em;
}
legend {
  box-sizing: border-box;
  color: inherit;
  display: table;
  max-width: 100%;
  padding: 0;
  white-space: normal;
}
progress {
  vertical-align: baseline;
}
textarea {
  overflow: auto;
}
[type='checkbox'],
[type='radio'] {
  box-sizing: border-box;
  padding: 0;
}
[type='number']::-webkit-inner-spin-button,
[type='number']::-webkit-outer-spin-button {
  height: auto;
}
[type='search'] {
  -webkit-appearance: textfield;
  outline-offset: -2px;
}
[type='search']::-webkit-search-decoration {
  -webkit-appearance: none;
}
::-webkit-file-upload-button {
  -webkit-appearance: button;
  font: inherit;
}
details {
  display: block;
}
summary {
  display: list-item;
}
[hidden],
template {
  display: none;
}
body,
html {
  height: 100%;
}

body {
  font-family: Noto Sans SC, Microsoft YaHei, sans-serif;
}

a {
  color: #333;
  text-decoration: none;
}

ol,
ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

b,
dt,
strong,
th {
  font-family: Noto Sans SC, Microsoft YaHei, sans-serif;
  font-weight: 600;
}

input[type='password'],
input[type='text'],
select,
textarea {
  border: 1px solid #d9d9d9;
  color: #444;
  font-size: 12px;
}

textarea {
  padding: 8px;
}

input[type='password'],
input[type='text'],
select {
  height: 32px;
  line-height: 32px;
  padding: 0 8px;
  vertical-align: middle;
}

input[type='password'][disabled],
input[type='text'][disabled],
select[disabled] {
  background-color: #eee;
  cursor: no-drop;
}

input[type='password']:hover,
input[type='text']:hover,
select:hover,
textarea:hover {
  border-color: #c9c9c9;
  box-shadow: none;
}

select:hover {
  cursor: pointer;
}

input[type='password']:focus,
input[type='text']:focus,
select:focus,
textarea:focus {
  border-color: #0086fa;
  box-shadow: none;
}

.f_orange {
  color: #515dd3;
}

.m_0 {
  margin: 0;
}

.ml_2 {
  margin-left: 2px;
}

.mr_2 {
  margin-right: 2px;
}

.ml_4 {
  margin-left: 4px;
}

.mr_4 {
  margin-right: 4px;
}

.mb_2 {
  margin-bottom: 2px;
}

.header_detail {
  background-color: #fff;
  border-top: 1px solid #edeff6;
  box-shadow: 0 8px 16px -8px #00338029;
  height: 216px;
  padding: 20px 0;
  position: absolute;
  top: 64px;
  width: 100%;
}

.header_detail .header_detail_wrap {
  display: flex;
  margin: 0 auto;
  width: 1200px;
}

.header_detail .header_detail_wrap .header_detail_left {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-gap: 20px 12px;
  flex: 1;
}

.header_detail .header_detail_wrap .header_detail_left .header_detail_item {
  cursor: pointer;
  display: flex;
  padding: 16px 20px;
}

.header_detail
  .header_detail_wrap
  .header_detail_left
  .header_detail_item:hover {
  background: #f5f8ff;
  border-radius: 4px;
}

.header_detail
  .header_detail_wrap
  .header_detail_left
  .header_detail_item.is_active {
  background-color: #f0f5ff;
}

.header_detail
  .header_detail_wrap
  .header_detail_left
  .header_detail_item
  .item_icon_wrap
  .item_icon {
  height: 24px;
  margin-right: 12px;
  width: 24px;
}

.header_detail
  .header_detail_wrap
  .header_detail_left
  .header_detail_item
  .item_detail_wrap
  .info_title {
  color: #1f2329;
  font-size: 16px;
  font-weight: 500;
  line-height: 24px;
  margin-bottom: 8px;
}

.header_detail
  .header_detail_wrap
  .header_detail_left
  .header_detail_item
  .item_detail_wrap
  .info_detail {
  color: #646a73;
  font-size: 14px;
  font-weight: 400;
  line-height: 14px;
}

.header_detail .header_detail_wrap .header_detail_right {
  height: 176px;
  margin-left: 16px;
  width: 238px;
}

.header {
  -webkit-backdrop-filter: blur(11.05px);
  backdrop-filter: blur(11.05px);
  background: linear-gradient(90deg, #fff0, #ffffff73 50.5%, #fff0);
  height: 64px;
  min-width: 1200px;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 99;
}

.header .head_wrap {
  align-items: center;
  display: flex;
  height: 100%;
  justify-content: space-between;
  margin: auto;
  width: 1200px;
}

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

.header.isScroll {
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  background: #f3f5fbe6;
}

.header .header_icon {
  background-image: url(../img/logo-1.png);
  background-repeat: no-repeat;
  background-size: contain;
  height: 60px;
  width: 200px;
  margin-right: 42px;
  padding-left: 42px;
  font-weight: bold;
  font-size: 18px;
}

.header .header_content,
.header .header_icon {
  align-items: center;
  cursor: pointer;
  display: flex;
  justify-content: center;
}

.header .header_content {
  margin-right: 208px;
}

.header .header_content div {
  align-items: center;
  display: flex;
  height: 64px;
  justify-content: center;
  padding: 0 20px;
  position: relative;
  text-align: center;
}

.header .header_content div.isActive:before,
.header .header_content div.isFeature:before,
.header .header_content div:not(.isActive):hover:before {
  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
  bottom: 0;
  content: '';
  height: 3px;
  left: 50%;
  position: absolute;
  transform: translate(-50%);
  width: 58px;
}

@keyframes ad_width-245881fa {
  0% {
    width: 0;
  }

  to {
    width: 58px;
  }
}

.header .header_content div:not(.isActive):hover:before {
  animation: ad_width-245881fa 0.3s linear forwards;
}

.header .header_content div.isActive a,
.header .header_content div.isFeature a,
.header .header_content div:hover a {
  color: #515dd3;
  transition: color 0.3s;
}

.header .header_content div.isActive img,
.header .header_content div.isFeature img,
.header .header_content div:hover img {
  filter: drop-shadow(#515dd3 1000px 0);
  left: -1000px;
}

.header .header_content div.isFeature img,
.header .header_content div:hover img {
  filter: drop-shadow(#515dd3 10000px 0);
  left: 10000px;
  transform: rotate(180deg);
}

.header .header_content div img {
  filter: drop-shadow(#aaaaaa 10000px 0);
  left: -10000px;
  margin-left: 8px;
  position: relative;
  width: 12px;
}

.header .header_btn {
  cursor: pointer;
  display: flex;
}

.header .header_btn .header_btn_login {
  align-items: center;
  color: #51565c;
  display: flex;
  font-weight: 500;
  height: 38px;
  justify-content: center;
  width: 72px;
}

.header .header_btn .header_btn_demo {
  align-items: center;
  border: 1px solid #515dd3;
  border-radius: 4px;
  color: #515dd3;
  display: flex;
  gap: 10px;
  justify-content: center;
  padding: 8px 12px;
}

.header .header_btn .header_btn_demo:hover {
  border: 1px solid #e87000;
  color: #e87000;
}

.header .header_btn .header_btn_free {
  align-items: center;
  background: linear-gradient(90deg, #515dd3, #ad51d3);
  border-radius: 4px;
  color: #fff;
  display: flex;
  height: 38px;
  justify-content: center;
  margin-left: 16px;
  width: 104px;
}

.header .header_btn .header_btn_free:hover {
  background: #515dd3;
}

.side_top {
  align-items: center;
  background: #fff;
  border-radius: 100px;
  bottom: 34px;
  box-shadow: 0 8px 16px #0033801f;
  cursor: pointer;
  display: flex;
  height: 56px;
  justify-content: center;
  position: fixed;
  right: 20px;
  width: 56px;
  z-index: 999;
}

.side_top img {
  filter: drop-shadow(#646a73 10000px 0);
  left: -10000px;
  position: relative;
  width: 36px;
}

.side_top:hover img {
  left: 0;
}

.wechat_box {
  bottom: 120px;
  padding-right: 9px;
  position: fixed;
  right: 74px;
}

.wechat_box .wechat_container {
  background-color: #fff;
  border-radius: 4px;
  box-shadow: 0 4px 10px #0000001a;
  display: flex;
  flex-direction: column;
  padding: 8px 7px;
  width: 128px;
}

.wechat_box .img {
  display: block;
  height: 112px;
  width: 112px;
}

.wechat_box .text {
  color: #1f2329;
  font-size: 13px;
  line-height: 18px;
  margin-top: 8px;
  text-align: center;
}

.footer {
  background: url(../img/footer_bg.BJ6Y600N.png) #d3d3d3 50% / cover no-repeat;
  bottom: 0;
  height: 470px;
  position: relative;
  width: 100%;
}

.footer .footer_top {
  align-content: center;
  display: flex;
  height: 296px;
  justify-content: center;
  margin: auto;
  padding-top: 80px;
  width: 1200px;
}

.footer .footer_top .footer_introduce {
  box-sizing: border-box;
  height: 200px;
  margin-right: 20px;
  width: 580px;
}

.footer .footer_top .footer_introduce .footer_introduce_detail {
  align-items: center;
  background: #fff0;
  display: flex;
  gap: 10px;
  height: 44px;
  margin-bottom: 20px;
}

.footer .footer_top .footer_introduce .footer_introduce_detail .img_wrap {
  padding-left: 2px;
  display: inline-block;
    vertical-align: middle;
}

.footer .footer_top .footer_introduce .footer_introduce_detail .img_wrap img {
  border-right: 1px solid hsla(0, 0%, 100%, 0.3);
  padding-right: 10px;
  width: 32px;
  display: inline-block;
  vertical-align: middle;
  margin-top: -3px;
}

.footer .footer_top .footer_introduce .footer_introduce_detail div span {
  color: #fffc;
}

.footer .footer_top .footer_introduce .footer_introduce_address,
.footer .footer_top .footer_introduce .footer_introduce_email,
.footer .footer_top .footer_introduce .footer_introduce_tel {
  color: #fffc;
  font-size: 14px;
  font-weight: 400;
  height: 20px;
}

.footer .footer_top .footer_introduce .footer_introduce_email {
  margin: 16px 0;
}

.footer .footer_top .footer_introduce .footer_introduce_address {
  margin-bottom: 8px;
}

.footer .footer_top .footer_introduce .footer_introduce_icon {
  align-items: center;
  display: flex;
  height: 36px;
}

.footer .footer_top .footer_introduce .footer_introduce_icon > div {
  cursor: pointer;
  height: 20px;
  margin-right: 16px;
  opacity: 0.8;
  position: relative;
  width: 20px;
}

.footer .footer_top .footer_introduce .footer_introduce_icon > div:hover {
  opacity: 1;
}

.footer
  .footer_top
  .footer_introduce
  .footer_introduce_icon
  > div:hover
  .picture_show {
  display: block;
}

.footer
  .footer_top
  .footer_introduce
  .footer_introduce_icon
  > div
  .picture_show {
  background-color: #fff;
  border-radius: 4px;
  box-sizing: border-box;
  display: none;
  height: 120px;
  left: -50px;
  padding: 4px;
  position: absolute;
  top: -128px;
  width: 120px;
}

.footer
  .footer_top
  .footer_introduce
  .footer_introduce_icon
  > div
  .picture_show
  img {
  width: 100%;
}

.footer
  .footer_top
  .footer_introduce
  .footer_introduce_icon
  > div
  .picture_show:after {
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-top: 8px solid #fff;
  bottom: -8px;
  content: '';
  display: block;
  height: 0;
  left: 52px;
  position: absolute;
  width: 0;
}

.footer .footer_top .footer_introduce .footer_rss_box,
.footer .footer_top .footer_introduce .footer_rss_box .code_container {
  display: flex;
}

.footer .footer_top .footer_introduce .footer_rss_box .rss_left {
  margin-right: 20px;
}

.footer .footer_top .footer_introduce .footer_rss_box .rss_left:first-child {
  margin-right: 12px;
}

.footer
  .footer_top
  .footer_introduce
  .footer_rss_box
  .rss_left
  .app_download_qr_code {
  background-color: #fff;
  border-radius: 3px;
  height: 100px;
  width: 100px;
}

.footer
  .footer_top
  .footer_introduce
  .footer_rss_box
  .rss_left
  .app_download_qr_code
  img {
  border-radius: inherit;
  height: 100%;
  width: 100%;
}

.footer
  .footer_top
  .footer_introduce
  .footer_rss_box
  .rss_left
  .app_download_btn {
  align-items: center;
  align-self: stretch;
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
  background: #ffffff26;
  border-radius: 2px;
  color: #fff;
  display: flex;
  font-size: 12px;
  font-weight: 400;
  gap: 10px;
  justify-content: center;
  line-height: 22px;
  margin-top: 8px;
}

.footer .footer_top .footer_other {
  display: flex;
  flex-direction: row;
  gap: 80px;
  width: 600px;
}

.footer .footer_top .footer_other :last-child {
  width: 90px;
}

.footer .footer_top .footer_other > div {
  width: 215px;
}

.footer .footer_top .footer_other .footer_other_title {
  border-bottom: 1px solid hsla(0, 0%, 100%, 0.2);
  color: #fff;
  font-size: 18px;
  font-weight: 400;
  line-height: 24px;
  margin-bottom: 14px;
  padding-bottom: 12px;
  position: relative;
}

.footer .footer_top .footer_other .footer_other_title:after {
  background: #515dd3;
  bottom: -2px;
  content: '';
  display: block;
  height: 3px;
  left: 0;
  position: absolute;
  width: 20px;
}

.footer .footer_top .footer_other .footer_friend {
  align-content: space-between;
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  gap: 16px;
  height: 164px;
}

.footer .footer_top .footer_other .footer_friend > div {
  color: #fffc;
  font-size: 14px;
  font-weight: 400;
  height: 20px;
  line-height: 20px;
  width: 78px;
}

.footer .footer_top .footer_other .footer_friend > div a {
  color: #fffc;
}

.footer .footer_top .footer_other .footer_friend > div:hover a {
  color: #fff;
}

.footer .footer_bottom {
  align-items: center;
  border-top: 1px solid hsla(0, 0%, 100%, 0.302);
  display: flex;
  justify-content: center;
  margin: 100px auto 20px;
  padding: 20px 10px;
  width: 1200px;
}

.footer .footer_bottom a,
.footer .footer_bottom div {
  color: #fff9;
  font-size: 14px;
  font-weight: 400;
}

.footer .footer_bottom a:hover {
  color: #fff;
}