@charset "UTF-8";
@font-face {
  font-family: 'ArialNarrow';
  src: url("./Arial-Narrow.ttf") format("truetype");
  font-weight: normal;
  font-style: normal;
}

body * {
  box-sizing: border-box;
  flex-shrink: 0;
}

body {
  font-family: PingFangSC-Regular, Roboto, Helvetica Neue, Helvetica, Tahoma,
 Arial, PingFang SC-Light, Microsoft YaHei;
}

input {
  background-color: transparent;
  border: 0;
}

button {
  margin: 0;
  padding: 0;
  border: 1px solid transparent;
  outline: none;
  background-color: transparent;
}

button:active {
  opacity: 0.6;
}

.flex-col {
  display: flex;
  flex-direction: column;
}

.flex-row {
  display: flex;
  flex-direction: row;
}

.justify-start {
  display: flex;
  justify-content: flex-start;
}

.justify-center {
  display: flex;
  justify-content: center;
}

.justify-end {
  display: flex;
  justify-content: flex-end;
}

.justify-evenly {
  display: flex;
  justify-content: space-evenly;
}

.justify-around {
  display: flex;
  justify-content: space-around;
}

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

.align-start {
  display: flex;
  align-items: flex-start;
}

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

.align-end {
  display: flex;
  align-items: flex-end;
}

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

#header {
  background: #fff;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 999;
  width: 100%;
  height: 105px;
  box-shadow: 0px 4px 40px 0px rgba(46, 46, 58, 0.08);
}

#header .header_content {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
}

#header .header_content .logo {
  width: 296px;
  height: auto;
}

#header .header_content .logo img {
  width: 100%;
  height: auto;
}

#header .header_content .nav_item {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 67px;
}

#header .header_content .nav_item .item_nav {
  font-weight: 400;
  font-size: 16px;
  color: #444444;
  line-height: 30px;
}

.footer_box {
  width: 100%;
  height: auto;
  padding: 68px 0 40px;
  background: #373a3e;
}

.footer_box .footer_container {
  max-width: 1200px;
  height: auto;
  margin: 0 auto;
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  justify-content: space-between;
}

.footer_box .footer_container .footer_c_left {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 70px;
}

.footer_box .footer_container .footer_c_left .footer_item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 24px;
}

.footer_box .footer_container .footer_c_left .footer_item .item_top {
  font-weight: bold;
  color: #fff;
  font-size: 16px;
}

.footer_box .footer_container .footer_c_left .footer_item .item_bot {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
}

.footer_box .footer_container .footer_c_left .footer_item .item_bot a {
  font-weight: 400;
  color: #757576;
  font-size: 14px;
}

.footer_box .footer_container .footer_c_left .footer_item .item_bot a:hover {
  color: #fff;
  text-decoration: underline;
}

.footer_box .footer_container .footer_c_right {
  width: 160px;
  height: auto;
  padding-top: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.footer_box .footer_container .footer_c_right p {
  margin: 0;
  font-weight: bold;
  color: #fff;
  font-size: 14px;
}

.footer_box .footer_container .footer_c_right img {
  width: 100%;
  height: 160px;
}

@media screen and (max-width: 1024px) {
  .container {
    max-width: 92%;
    margin: 0 auto;
    width: 100%;
    height: 100%;
  }
  #header {
    background: #fff;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 999;
    width: 100%;
    height: 14vw;
    box-shadow: 0px 4px 40px 0px rgba(46, 46, 58, 0.08);
  }
  #header .header_content_mb {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
  #header .header_content_mb .logo_img {
    width: 50.66667vw;
    height: auto;
  }
  #header .header_content_mb .logo_img img {
    width: 100%;
    height: auto;
  }
  #header .header_content_mb .header_nav {
    width: 20px;
    height: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
  }
  #header .header_content_mb .header_nav.open span:nth-child(1) {
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
  }
  #header .header_content_mb .header_nav.open span:nth-child(2) {
    opacity: 0;
  }
  #header .header_content_mb .header_nav.open span:nth-child(3) {
    bottom: 50%;
    transform: translateY(50%) rotate(-45deg);
  }
  #header .header_content_mb .header_nav span {
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    /* 线粗 */
    background: #000;
    /* 颜色 */
    border-radius: 2px;
    transition: all .3s ease;
  }
  #header .header_content_mb .header_nav span:nth-child(1) {
    top: 0;
  }
  #header .header_content_mb .header_nav span:nth-child(2) {
    top: 50%;
    transform: translateY(-50%);
  }
  #header .header_content_mb .header_nav span:nth-child(3) {
    bottom: 0;
  }
  #header .nav_item_mb {
    width: 100%;
    height: auto;
    top: 100%;
    transition: all 0.3s ease-in-out;
    left: 100%;
    position: absolute;
    padding: 20px 4vw;
    background: #fff;
    box-shadow: 0px 4px 40px 0px rgba(46, 46, 58, 0.08);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }
  #header .nav_item_mb.active {
    left: 0%;
  }
  #header .nav_item_mb .item_nav {
    width: 100%;
    font-weight: 400;
    font-size: 16px;
    color: #444444;
    line-height: 30px;
  }
  .footer_box {
    width: 100%;
    height: auto;
    padding: 8vw 0 6.93333vw;
    background: #373a3e;
  }
  .footer_box .footer_container {
    max-width: 92vw;
    height: auto;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: inherit;
  }
  .footer_box .footer_container .footer_c_left {
    width: 100%;
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    flex-wrap: wrap;
    column-gap: 2%;
    row-gap: 5.33333vw;
  }
  .footer_box .footer_container .footer_c_left .footer_item {
    width: 49%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 3.2vw;
  }
  .footer_box .footer_container .footer_c_left .footer_item .item_top {
    font-weight: bold;
    color: #fff;
    font-size: 4.26667vw;
  }
  .footer_box .footer_container .footer_c_left .footer_item .item_bot {
    width: 100%;
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    flex-wrap: wrap;
    column-gap: 2%;
    row-gap: 3.2vw;
  }
  .footer_box .footer_container .footer_c_left .footer_item .item_bot a {
    display: inline-block;
    width: 100%;
    font-weight: 400;
    color: #757576;
    font-size: 3.73333vw;
  }
  .footer_box .footer_container .footer_c_left .footer_item .item_bot a:hover {
    color: #fff;
    text-decoration: underline;
  }
  .footer_box .footer_container .footer_c_right {
    margin-top: 8.53333vw;
    width: 100%;
    height: auto;
    padding-top: 0vw;
    display: flex;
    flex-direction: column-reverse;
    align-items: center;
    gap: 1.06667vw;
  }
  .footer_box .footer_container .footer_c_right p {
    margin: 0;
    font-weight: bold;
    color: #fff;
    font-size: 3.73333vw;
  }
  .footer_box .footer_container .footer_c_right img {
    width: 33.06667vw;
    height: 33.06667vw;
  }
}