body,
html {
  margin: 0;
  padding: 0;
  color: rgb(0, 0, 0);
  background-color: #fff;
  min-height: 100vh;
  font-size: 14px;
  position: relative;
  overflow-x: hidden;
}

a[data-link] {
  cursor: pointer;
}

p {
  margin: 0;
  padding: 0;
}

input {
  outline: none;
  border: none;
}

a {
  text-decoration: none;
  background-color: transparent;
}

a:focus {
  outline: none;
}

/* 清除浮动 */
.clearfix {
  *zoom: 1;
}

.clearfix::after {
  clear: both;
}

.clearfix::before,
.clearfix::after {
  content: "";
  display: table;
}

/* 强制不换行 */
.nowrap {
  white-space: nowrap;
  word-break: break-all;
}

.my-scrollbar {
  /*轨道*/
  /*滑块*/
}

.my-scrollbar::-webkit-scrollbar {
  width: 8px;
  height: 8px;
  background-color: rgba(0, 0, 0, 0.2);
}

.my-scrollbar::-webkit-scrollbar-track {
  background-color: #f5f5f5;
}

.my-scrollbar::-webkit-scrollbar-thumb {
  border-radius: 8px;
  background-color: rgba(0, 0, 0, 0.1);
}

.text-center {
  text-align: center;
}

.flex {
  display: flex;
}

.flex-1 {
  flex: 1;
}

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

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

.pt30px {
  padding-top: 30px;
}

.mt37px {
  margin-top: 37px;
}

.pt66px {
  padding-top: 66px;
}

.pt28px {
  padding-top: 28px;
}

.pt45px {
  padding-top: 45px;
}

.pb100px {
  padding-bottom: 100px;
}

.py200px {
  padding-top: 200px;
  padding-bottom: 200px;
}

.px100px {
  padding-left: 100px;
  padding-right: 100px;
}

.w420px {
  width: 420px;
}

.h343px {
  height: 343px;
}

.h26px {
  height: 26px;
}

.mr20px {
  margin-right: 20px;
}

.pt38px {
  padding-top: 38px;
}

.mx10px {
  margin-left: 10px;
  margin-right: 10px;
}

.w60px {
  width: 60px;
}

.h60px {
  height: 60px;
}

.mr10px {
  margin-right: 10px;
}

.max1200 {
  margin: 0 auto;
  max-width: 1200px;
}

h2,
h3,
p {
  padding: 0;
  margin: 0;
}

.app {
  overflow-x: hidden;
}

footer {
  color: white;
  padding-top: 30px;
  padding-bottom: 24px;
  text-align: center;
  background-color: #292c35;
}

footer a {
  color: white;
  margin-right: 20px;
}

main {
  color: rgba(0, 0, 0, 0.9);
}

main .banner-box {
  background-color: #ebad7f;
}

main .banner-box .banner {
  margin: 0 auto;
  /*max-width: 1920px;*/
  ;
  width: 100%;
  height: auto;
  padding-top: 240px;
  aspect-ratio: 1920/800;
  min-height: 800px;
  box-sizing: border-box;
  background-image: url("../img/pc_banner.png");
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
}

@media screen and (max-width: 1920px) {
  main .banner-box .banner {
    background-size: cover;
  }
}

main .banner-box .banner h2 {
  font-size: 42px;
  color: rgb(255, 114, 13);
  padding: 0;
  margin: 0;
}

main .banner-box .banner p {
  font-size: 24px;
  color: rgb(255, 114, 13);
  padding: 30px 0 0 0;
  margin: 0;
}

main .banner-box .banner .d-btn {
  font-size: 18px;
  display: inline-block;
  text-align: center;
  width: 220px;
  border-radius: 60px;
  line-height: 60px;
  background-color: rgb(255, 114, 13);
  color: white;
  font-weight: bold;
}

main .banner-box .banner .d-btn1 {
  font-size: 18px;
  display: inline-block;
  text-align: center;
  width: 220px;
  border-radius: 60px;
  line-height: 60px;
  color: rgb(255, 114, 13);
  font-weight: bold;
  box-sizing: border-box;
  border: 1px solid rgb(255, 114, 13);
  margin-top: 24px;
}

main .mm1 .t1 {
  font-size: 36px;
  text-align: center;
}

main .mm1 .p1 {
  font-size: 18px;
  text-align: center;
  color: rgba(0, 0, 0, 0.4);
  line-height: 43px;
}

main .mm1 .m1-list {
  padding-top: 100px;
  text-align: center;
}

main .mm1 .m1-list .m1-li {
  flex: 1;
  width: 256px;

  box-sizing: border-box;
  padding: 0 20px;
}

main .mm1 .m1-list .m1-li img {
  width: 120px;
  height: 120px;
}

main .mm1 .m1-list .m1-li .t2 {
  font-size: 24px;
  margin-bottom: 12px;
}

main .mm1 .m1-list .m1-li .p2 {
  font-size: 16px;
  color: rgba(0, 0, 0, 0.4);
  line-height: 1.8;
}

main .mm1 .btn {
  display: inline-block;
  border-radius: 60px;
  line-height: 60px;
  padding: 0 54px;
  margin: 0 auto;
  text-align: center;
  font-size: 18px;
  color: white;
  background-color: rgb(255, 114, 13);
}

main .mm2 {
  margin: 0;
  background-color: #f5f5f5;
}

main .mm2 h3 {
  font-size: 36px;
}

main .mm2 p {
  font-size: 18px;
  color: rgba(0, 0, 0, 0.4);
  padding: 12px 0 30px 0;
}

main .mm2 .btn {
  display: inline-block;
  border-radius: 60px;
  line-height: 60px;
  padding: 0 26px;
  margin: 0 auto;
  text-align: center;
  font-size: 18px;
  color: white;
  background-color: rgb(255, 114, 13);
}

header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  padding: 15px 0;
  background-color: transparent;
  transition: 0.3s;
}

header .logo {
  font-size: 26px;
  color: rgb(255, 114, 13);
  font-weight: bold;
}

header .nav-box a {
  font-size: 18px;
  color: rgba(0, 0, 0, 0.9);
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  margin-left: 90px;
  line-height: 44px;
  font-weight: 600;
  transition: 0.3s;
}

header .nav-box a img{
  width: 24px;
  height: 24px;
}

header .nav-box a:hover {
  color: rgb(255, 114, 13);
}

header .nav-box .login {
  text-align: center;
  border-radius: 44px;
  padding: 0 10px;
  min-width: 90px;
  border: 1px solid rgb(255, 114, 13);
  color: rgb(255, 114, 13);
}

header .nav-box .login:hover {
  color: white;
  background-color: rgb(255, 114, 13);
}

header .nav-box .active {
  color: rgb(255, 114, 13);
}

.header-active {
  background-color: white;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.l {
  padding-right: 80px;
}

@media screen and (max-width: 750px) {
  footer .max1200 {
    flex-wrap: wrap;
    padding: 0 20px;
    justify-content: center;
  }

  footer .split {
    padding: 10px 0;
    width: 100%;
    flex: none;
  }

  header {
    padding: 15px;
  }

  header .nav-box {
    display: none;
  }

  main .banner-box .banner .d-btn {
    font-size: 16px;
    margin-top: 25px;
    padding: 0 20px;
    border-radius: 44px;
    line-height: 44px;
    box-sizing: border-box;
  }

  main .banner-box .banner .d-btn1 {
    font-size: 16px;
    margin-top: 15px;
    padding: 0 20px;
    border-radius: 44px;
    line-height: 44px;
    box-sizing: border-box;
  }

  main .banner-box {
    background-image: url("./static/img/bg@2x.png");
    background-size: cover;
    background-position: center;
  }

  main .banner-box .banner {
    background-image: url("./static/img/phone@2x.png");
    padding-top: 90px;
    height: 600px;
    background-size: auto 50%;
    background-position: 50% 360px;
  }

  main .banner-box .banner .max1200 {
    padding: 15px;
    text-align: center;
  }

  main .banner-box .banner h2 {
    font-size: 24px;
    padding: 0 15px;
  }

  main .banner-box .banner p {
    font-weight: bold;
    font-size: 16px;
    padding-top: 20px;
  }

  main .mm1 {
    padding-bottom: 30px;
  }

  main .mm1 .t1 {
    font-size: 30px;
  }

  main .mm1 .p1 {
    font-size: 14px;
    padding-bottom: 20px;
  }

  main .mm1 .m1-list {
    padding: 0 15px;
    flex-wrap: wrap;
  }

  main .mm1 .m1-list .m1-li {
    flex: none;
    width: 100%;
    padding-bottom: 20px;
  }

  main .mm1 .m1-list .m1-li img {
    width: 100px;
    height: 100px;
  }

  main .mm1 .m1-list .m1-li .t2 {
    font-size: 18px;
  }

  main .mm1 .m1-list .m1-li .p2 {
    font-size: 14px;
  }

  main .mm2 .max1200 {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 50px 15px;
    flex-wrap: wrap;
    text-align: center;
  }

  main .mm2 .l {
    padding-top: 20px;
    width: 100%;
    flex: none;
  }

  main .mm2 h3 {
    text-align: center;
    font-size: 30px;
  }

  main .mm2 p {
    text-align: center;
    font-size: 18px;
    color: rgba(0, 0, 0, 0.4);
    padding: 12px 0 30px 0;
  }

  main .mm2 img {
    margin: auto;
    margin-top: 30px;
    width: 60%;
    height: auto;
  }
}

  .dropdown {
    position: relative;
    display: inline-block;
  }
  .dropdown-content {
    display: none;
    position: absolute;
    padding: 0;
    list-style: none;
    background-color: #f9f9f9;
    min-width: 160px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1;
  }
  .dropdown-content div {
    color: black;
    margin-left: 0 !important;
    padding: 10px 15px 10px 15px;
    text-decoration: none;
    cursor: pointer;
    display: block;
  }
  .dropdown-content div:hover {
    background-color: #f1f1f1;
    color: rgb(255, 114, 13);
  }
  .show {
    display: block;
  }