* {
  margin: 0;
  padding: 0;
}
body {
  color: #181818;
  font-family: Microsoft YaHei, Helvetica Neue, Helvetica, STHeiTi, Arial, sans-serif;
  max-width: 769px;
  min-width: 320px;
  margin: 0 auto;
  touch-action: manipulation;
  -webkit-touch-callout: none;
  -webkit-tap-highlight-color: transparent;
  background: #f7f7f7;
}
a {
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
}
li {
  list-style: none;
}
em,
i {
  font-style: normal;
}
input {
  -webkit-appearance: none;
}
header {
  display: flex;
  align-items: center;
  height: 4.167rem;
  padding: 0 1rem;
  background: #D91200;
}
header a {
  color: #ffffff;
  font-size: 1.5rem;
  font-weight: bold;
}
/* 联系我们 */
.contact {
  padding: 1.2rem 1.2rem 5.667rem;
  background: #f7f7f7;
}
.contact .block {
  padding: 1rem;
  background: #ffffff;
  border-radius: 1rem;
}
.contact .block:not(:first-of-type) {
  margin-top: 1rem;
}
.contact .contact_info .kf {
  display: flex;
  align-items: center;
}
.contact .contact_info .kf .icon {
  width: 3.3333rem;
  height: 3.4167rem;
  margin-right: 1.3333rem;
  border-radius: 0.5rem;
}
.contact .contact_info .kf .right {
  flex: 1;
}
.contact .contact_info .kf .text {
  font-size: 1.1667rem;
  color: #6b7280;
}
.contact .contact_info .kf .mark {
  display: flex;
  align-items: center;
  margin-top: 0.3333rem;
}
.contact .contact_info .kf .mark span {
  font-weight: bold;
  font-size: 1.1667rem;
  color: #1f2937;
}
.contact .contact_info .kf .mark .copy {
  width: 1.0833rem;
  height: 1.5rem;
  margin-left: 0.5rem;
}
.contact .contact_info .kf:not(:first-of-type) {
  margin-top: 1rem;
}
.contact .wx_code {
  font-size: 1.1667rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.contact .wx_code .title {
  color: #4b5563;
}
.contact .wx_code .code {
  width: 13rem;
  height: 13rem;
  margin: 0.3rem 0;
}
.contact .wx_code .text {
  color: #6b7280;
}
.contact .remind {
  font-size: 1.1667rem;
}
.contact .remind .title {
  font-weight: bold;
  color: #1f2937;
}
.contact .remind .line {
  display: flex;
}
.contact .remind > div {
  line-height: 2.2rem;
}
.contact .remind > div img {
  width: 0.9167rem;
  min-width: 0.9167rem;
  height: 0.9167rem;
  margin-top: 0.6rem;
  margin-right: 0.3333rem;
}
.contact .zxkf {
  position: relative;
  padding: 1.3333rem 0;
}
.contact .zxkf > img {
  width: 8.75rem;
  height: 8.75rem;
  position: absolute;
  left: 0;
  bottom: 0;
}
.contact .zxkf .kf_right {
  margin-left: 9rem;
}
.contact .zxkf .kf_right .t {
  display: flex;
  align-items: center;
}
.contact .zxkf .kf_right .t span {
  font-size: 1.3333rem;
}
.contact .zxkf .kf_right .t .ljzx {
  display: block;
  padding: 0.5rem 1.5rem;
  margin-left: 1rem;
  font-size: 1.3333rem;
  color: #ffffff;
  background: #D91200;
  border-radius: 0.5rem;
}
.contact .zxkf .kf_right .xq {
  font-size: 1.1667rem;
  color: #777777;
  margin-top: 1rem;
}
.phone_modal {
  position: fixed;
  inset: 0;
  display: none;
  z-index: 9999;
}
.phone_modal .phone_mask {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
}
.phone_modal .phone_dialog {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 84%;
  max-width: 35rem;
  background: #fff;
  border-radius: 0.8333rem;
  overflow: hidden;
  box-shadow: 0 0.8333rem 2.5rem rgba(0, 0, 0, 0.2);
}
.phone_modal .phone_dialog .phone_title {
  padding: 1.3333rem 1.5rem;
  font-size: 1.1667rem;
  font-weight: bold;
  color: #181818;
  border-bottom: 0.0833rem solid #f0f0f0;
}
.phone_modal .phone_dialog .phone_body {
  padding: 1.3333rem 1.5rem;
}
.phone_modal .phone_dialog .phone_body .tip {
  font-size: 1rem;
  color: #888;
  margin-bottom: 0.8333rem;
}
.phone_modal .phone_dialog .phone_input {
  width: 90%;
  height: 3.3333rem;
  border: 1px solid #e5e5e5;
  border-radius: 0.5rem;
  padding: 0 1rem;
  font-size: 1.25rem;
  outline: none;
}
.phone_modal .phone_dialog .phone_input:focus {
  border-color: #5c78f5;
  box-shadow: 0 0 0 0.1667rem rgba(64, 158, 255, 0.1);
}
.phone_modal .phone_dialog .phone_actions {
  display: flex;
  gap: 1rem;
  padding: 1.1667rem 1.5rem;
  border-top: 0.0833rem solid #f0f0f0;
}
.phone_modal .phone_dialog .btn {
  flex: 1;
  height: 3.3333rem;
  border-radius: 0.5rem;
  border: 0;
  font-size: 1.25rem;
}
.phone_modal .phone_dialog .btn.cancel {
  background: #f5f5f5;
  color: #333;
}
.phone_modal .phone_dialog .btn.ok {
  background: #5c78f5;
  color: #fff;
}
.tabbar {
  display: flex;
  align-items: center;
  justify-content: space-around;
  width: 100%;
  height: 4.667rem;
  background: #ffffff;
  position: fixed;
  bottom: 0;
  max-width: 769px;
  min-width: 320px;
  margin: 0 auto;
  box-shadow: 0 0.167rem 0.333rem 0 rgba(0, 0, 0, 0.5);
}
.tabbar a {
  display: flex;
  flex-direction: column;
  align-items: center;
  font-size: 1.167rem;
  color: #9e9e9e;
}
.tabbar a::before {
  display: inline-block;
  content: "";
  width: 2rem;
  height: 2rem;
  margin-bottom: 0.167rem;
}
.tabbar a.active {
  font-weight: bold;
  color: #D91200;
}
.tabbar a.home::before {
  background: url(/images/m25/home.png) no-repeat center center / 2rem 2rem;
}
.tabbar a.home.active::before {
  background: url(/images/m25/a_home.png) no-repeat center center / 2rem 2rem;
}
.tabbar a.purchase::before {
  background: url(/images/m25/article.png) no-repeat center center / 2rem 2rem;
}
.tabbar a.purchase.active::before {
  background: url(/images/m25/a_article.png) no-repeat center center / 2rem 2rem;
}
.tabbar a.kf::before {
  background: url(/images/m25/kf.png) no-repeat center center / 2rem 2rem;
}
.tabbar a.kf.active::before {
  background: url(/images/m25/a_kf.png) no-repeat center center / 2rem 2rem;
}
.popalert {
  width: 23rem;
  padding: 0.833rem 2rem;
  position: fixed;
  bottom: -55rem;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  background-color: #ffffff;
  border-radius: 0.6rem;
  transition: all 0.3s;
  box-shadow: 0 0.167rem 0.833rem 0 rgba(207, 207, 207, 0.39), 0 -0.167rem 0.833rem 0 rgba(207, 207, 207, 0.39);
  z-index: 99999;
}
.popalert.show {
  bottom: 12.5rem;
  transition: all 0.3s;
}
.popalert > div {
  display: flex;
}
.popalert > div .be {
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  color: #5398fd;
  border: 0.167rem solid #5398fd;
  margin-right: 0.667rem;
  font-size: 1.167rem;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
}
.popalert > div.error .be {
  color: #c60000;
  border: 0.167rem solid #c60000;
}
.popalert > div.success > .be {
  color: #80c957;
  border: 0.167rem solid #80c957;
}
.popalert > div.warn > .be {
  color: #e0a444;
  border: 0.167rem solid #e0a444;
}
.popalert > div .mes {
  flex: 1;
  font-size: 1.167rem;
  display: flex;
  align-items: center;
}
@media screen and (max-width: 373px) {
  html {
    font-size: 11px;
  }
}
@media screen and (min-width: 374px) {
  html {
    font-size: 12px;
  }
}
@media screen and (min-width: 413px) {
  html {
    font-size: 13px;
  }
}
@media screen and (min-width: 540px) {
  html {
    font-size: 14px;
  }
}
@media screen and (min-width: 580px) {
  html {
    font-size: 15px;
  }
}