* {
  margin: 0;
  padding: 0;
  font-family: "Microsoft YaHei";
  box-sizing: border-box;
  -webkit-box-sizing: border-box;
}

li {
  list-style: none;
}

.clearfix:after {
  clear: both;
  content: '';
  display: block;
}

.fl {
  float: left;
}

.fr {
  float: right;
}

a:focus {
  outline: none;
}

@media (max-width: 1920px) {
  html {
    font-size: 1rem;
  }
}

@media (max-width: 750px) {
  html {
    font-size: 1rem;
  }
}

@media (max-width: 330px) {
  html {
    font-size: 0.9rem;
  }
}

.head_pic .head_pic_cen,
.our_do ul li .our_li_b .our_li_pos,
.why_sel2 ul .ul_pic .ul_pic2,
.section_4 ul li a .mous_box .mous_box_c,
.section_4 ul li a .qd_box .qd_box_c,
.solutions ul li a>img,
.solutions ul li a .seek_b .seek_b_c {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  -webkit-transform: translate(-50%, -50%);
}

dt {
  font-weight: normal;
}

section {
  width: 100%;
  overflow: hidden;
}

.cen {
  /* width: 1385px; */
  margin: 0 auto;
}

.section_4 ul li a .mous_box .mous_box_c h4,
.solutions ul li p {
  text-align: center;
  overflow: hidden;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

img {
  max-width: 100%;
}

.w_btn {
  display: inline-block;
  border: 1px solid #fff;
  padding: 5px 10px;
  border-radius: 4px;
  color: #fff;
}

.w_btn:hover {
  background: rgba(255, 255, 255, 0.8);
  color: #0084eb;
}

@media (max-width: 1080px) {
  .cen {
    width: 100%;
  }
}

.head_pic {
  background: url(../yxl_01.jpg)
    /*tpa=http://www.shannonai.cn/yxl_01.jpg*/
    no-repeat center center;
  background-size: cover;
  height: 820px;
}

@media (max-height: 750px) {
  .head_pic {
    height: 30rem;
  }
}

header {
  /*background: #F8B54C;*/
  /* height: 70px; */
  transition: all .3s;
  width: 100%;

  top: 0;
  left: 0;
  z-index: 100;
}

header:hover {
  background: #cfe5fe;
}

header:hover .my_brand img:nth-child(1) {
  display: none;
}

header:hover .my_brand img:nth-child(2) {
  display: block;
}

header:hover .navbar-default .navbar-nav>li>a {
  color: #505050;
}

header:hover .navbar-default .navbar-nav>li>a:hover {
  color: #2b8fe4;
}

header:hover .caret {
  color: #505050;
}

header:hover .navbar-default .nav_r .login_btn a {
  background: #fff;
  border: 1px solid #1976c6;
  color: #1976c6;
}

header:hover .navbar-default .nav_r .login_btn a:hover {
  background: #1990ed;
  color: #fff;
}

header:hover .navbar-default .nav_r .s_btn a {
  background: #1990ed;
  color: #fff;
}

header:hover .navbar-default .nav_r .s_btn a:hover {
  color: #eee;
}

header .nav_r li {
  position: relative;
}

header .nav_r li a {
  padding: 20px 27px;
  position: relative;
  font-size: 19px;
}

@media (max-width: 750px) {
  header .nav_r li a {
    padding: 0.5rem 1rem;
  }
}

header .nav_r li .dl_b {
  padding-top: 25px;
  display: none;
}

@media (max-width: 750px) {
  header .nav_r li .dl_b {
    padding-top: 0;
    display: block;
  }
}

header .nav_r li dl {
  left: 0;
  width: 100%;
  margin: 0;
  padding: 10px 0;
  list-style: none;
  text-align: center;
  background-color: rgba(255, 255, 255, 0.95);
  border-radius: 5px;
  position: absolute;
  top: 85px;
}

header .nav_r li dl i {
  content: '';
  position: absolute;
  left: 50%;
  top: -8px;
  margin-left: -10px;
  display: block;
  border-style: solid;
  border-width: 0 10px 10px 10px;
  border-color: transparent;
  border-bottom-color: #fff;
  border-bottom-color: rgba(255, 255, 255, 0.95);
}

header .nav_r li dl dt {
  text-align: center;
}

header .nav_r li dl dt a {
  color: #4a4a4a;
  font-size: 14px;
  padding: 10px;
  display: block;
}

header .nav_r li dl dt a:hover {
  color: #2b8fe4;
}

@media (max-width: 750px) {
  header .nav_r li dl {
    position: relative;
    top: 0;
    padding: 0;
  }

  header .nav_r li dl dt {
    text-align: left;
    padding: 0 1rem;
  }

  header .nav_r li dl dt a {
    padding: 0.5rem 0;
  }
}

header .nav_r li:hover .dl_b {
  display: block;
}

header .nav_r li:hover .caret {
  color: #2b8fe4;
  top: 36%;
}

header .nav_r .head_btn a {
  display: inline-block;
  border-radius: 4px;
  width: 110px;
  height: 43px;
  line-height: 43px;
  text-align: center;
  padding: 0;
  margin-top: 10px;
  margin-left: 12px;
}

header .nav_r .login_btn a {
  border: 1px solid #fff;
  line-height: 41px;
}

header .nav_r .s_btn a {
  background: rgba(255, 255, 255, 0.9);
  color: #1976c6;
}

header .nav_r .login_l {
  margin-left: 50px;
}

@media (max-width: 750px) {
  header .nav_r .login_l {
    margin-left: 0;
  }
}

header .caret {
  color: #fff;
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
}

@media (max-width: 750px) {
  header .caret {
    top: 15px;
  }
}

header .my_brand img:nth-child(2) {
  display: none;
}

@media (max-width: 750px) {
  header {
    height: auto;
  }
}

@media (max-width: 750px) {
  .navbar-brand img {
    height: 35px;
  }

  .navbar-nav {
    background: #fff;
  }
}

.head_pic {
  color: #fff;
  position: relative;
}

.head_pic .head_pic_cen {
  color: #fff;
  text-align: center;
  width: 1136px;
}

.head_pic .head_pic_cen h3 {
  font-size: 56px;
}

.head_pic .head_pic_cen .head_hr {
  height: 1px;
  background: #fff;
  max-width: 780px;
  margin: 15px auto;
}

.head_pic .head_pic_cen p {
  font-size: 22px;
  margin: 15px auto 50px;
}

.head_pic .head_pic_cen a {
  padding: 8px 60px;
  font-size: 24px;
}

@media (max-width: 1136px) {
  .head_pic .head_pic_cen {
    width: 100%;
  }

  .head_pic .head_pic_cen h3 {
    font-size: 3rem;
  }
}

@media (max-width: 750px) {
  .head_pic .head_pic_cen {
    padding: 0 1rem;
  }

  .head_pic .head_pic_cen h3 {
    font-size: 1.5rem;
  }

  .head_pic .head_pic_cen p {
    font-size: 1.2rem;
    margin: 0.6rem auto 1rem;
  }

  .head_pic .head_pic_cen a {
    font-size: 1rem;
    padding: 0.5rem 2rem;
  }
}

.our_do {
  background: #f3fbff;
  overflow: hidden;
}

.w_title {
  color: #0084eb;
  font-size: 48px;
  text-align: center;
  margin: 35px auto;
}

@media (max-width: 1400px) {
  .w_title {
    font-size: 2rem;
  }
}

@media (max-width: 750px) {
  .w_title {
    font-size: 1.5rem;
    margin: 1rem auto;
  }
}

.our_do .our_lists {
  margin: 60px auto;
}

.our_do ul {
  display: block;
  margin: 0 -25px;
}

.our_do ul li {
  width: 25%;
  float: left;
  text-align: center;
}

.our_do ul li .our_li_b {
  margin: 0 25px;
  border-radius: 4px;
  position: relative;
}

.our_do ul li .our_li_b h3 {
  color: #fff;
  font-size: 48px;
  margin: 20px 0;
}

.our_do ul li .our_li_b p {
  color: #fff;
  font-size: 16px;
  width: 100%;
  position: absolute;
  top: 120%;
  left: 0;
}

.our_do ul li .our_li_b .our_li_pos {
  width: 100%;
  padding: 5px;
}

@media (max-width: 1000px) {
  .our_do {
    padding: 0 1rem;
  }

  .our_do .our_lists {
    margin: 2rem auto;
  }

  .our_do ul {
    margin: 0 -14px;
  }

  .our_do ul li {
    width: 50%;
    margin-bottom: 1rem;
  }

  .our_do ul li .our_li_b {
    margin: 0 7px;
  }
}

i,
em {
  font-style: normal;
}

.blue {
  background: #0a2a46;
}

.orange {
  background: #0a2a46;
}

.green {
  background: #0a2a46;
}

.red {
  background: #0a2a46;
}

.why_sel .sel_box ul {
  width: 50%;
  float: left;
}

.why_sel .sel_box ul h3 {
  margin: 0 0 40px;
}

.why_sel .sel_box ul h3 span {
  color: #0084eb;
  font-size: 72px;
  display: inline-block;
}

.why_sel .sel_box ul h3 em {
  font-size: 36px;
  color: #1f1f1f;
  display: inline-block;
  vertical-align: top;
  padding-top: 10px;
  padding-left: 15px;
}

@media (max-width: 1000px) {
  .why_sel .sel_box ul h3 {
    margin: 0 0 1.5rem;
  }

  .why_sel .sel_box ul h3 span {
    font-size: 2.2rem;
  }

  .why_sel .sel_box ul h3 em {
    font-size: 1.5rem;
    padding: 0.5rem;
  }
}

.why_sel .sel_box ul li {
  color: #1f1f1f;
  font-size: 18px;
  position: relative;
  padding-left: 20px;
  margin-bottom: 15px;
}

.why_sel .sel_box ul li::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #0084eb;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}

@media (max-width: 1000px) {
  .why_sel .sel_box ul li {
    font-size: 1rem;
    margin-bottom: 0.5rem;
  }
}

.why_sel .sel_box ul a {
  color: #0084eb;
  font-size: 14px;
  border: 1px solid #158eec;
  border-radius: 4px;
  display: inline-block;
  padding: 9px 15px;
}

.why_sel .sel_box ul a:hover {
  background: #158eec;
  color: #fff;
}

.why_sel .sel_box ul:nth-child(2) {
  text-align: right;
}

@media (max-width: 1000px) {
  .why_sel .sel_box {
    padding: 0 1rem;
  }

  .why_sel .sel_box ul {
    width: 100%;
    float: none;
  }

  .why_sel .sel_box ul:nth-child(2) {
    text-align: left;
    margin-top: 1rem;
  }
}

@media (max-width: 800px) {
  .why_sel .sel_box ul {
    text-align: center;
  }

  .why_sel .sel_box .w_pic_1 img {
    display: block;
    margin: 0 auto;
  }
}

.why_sel2 {
  background: #54b8ea;
  padding: 40px 0 24px;
}

.why_sel2 ul {
  width: 50%;
  float: left;
}

.why_sel2 ul .ul_pic {
  position: relative;
  max-width: 442px;
}

.why_sel2 ul .ul_pic .ul_pic2 {
  z-index: 10;
  margin-top: 10px;
}

@media (max-width: 750px) {
  .why_sel2 ul .ul_pic .ul_pic2 {
    width: 150px;
  }
}

.why_sel2 .sel_box .w_ul2 {
  color: #fff;
  text-align: left !important;
}

.why_sel2 .sel_box .w_ul2 h3 span,
.why_sel2 .sel_box .w_ul2 h3 em {
  color: #fff;
}

.why_sel2 .sel_box .w_ul2 li {
  color: #fff;
  text-align: left;
}

.why_sel2 .sel_box .w_ul2 li::before {
  background: #fff;
}

.why_sel2 .sel_box .w_ul2 a {
  color: #fff;
  border: 1px solid #fff;
}

.why_sel2 .sel_box .w_ul2 a:hover {
  border: 1px solid #54b8ea;
}

.why_sel3 {
  background: #f3fbff;
  padding-top: 70px;
}

@media (max-width: 750px) {
  .why_sel3 {
    padding-top: 2rem;
  }
}

.why_sel3 .sel_box .sel_b_u {
  padding-top: 40px;
  width: 40%;
}

@media (max-width: 1000px) {
  .why_sel3 .sel_box .sel_b_u {
    width: auto;
    padding-top: 0;
  }
}

.why_sel3 .sel_box .sel_b_u2 {
  width: 60%;
}

@media (max-width: 1000px) {
  .why_sel3 .sel_box .sel_b_u2 {
    width: auto;
  }
}

.section_4 .cen h3 {
  text-align: center;
  margin: 48px auto;
}

.section_4 .cen h3 span {
  color: #0084eb;
  font-size: 72px;
  display: inline-block;
  vertical-align: middle;
}

.section_4 .cen h3 em {
  color: #1f1f1f;
  font-size: 36px;
  display: inline-block;
  vertical-align: middle;
  margin-left: 12px;
}

@media (max-width: 1000px) {
  .section_4 .cen h3 {
    margin: 2rem auto;
  }

  .section_4 .cen h3 span {
    font-size: 2rem;
  }

  .section_4 .cen h3 em {
    font-size: 1.5rem;
  }
}

.section_4 ul li {
  width: 25%;
  float: left;
  margin-bottom: 20px;
}

.section_4 ul li a {
  position: relative;
  display: block;
  margin: 0 10px;
  border: 1px solid #0084eb;
  border-radius: 4px;
  height: 280px;
  overflow: hidden;
}

.section_4 ul li a .mous_box {
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  background: #0084eb;
  height: 100%;
  z-index: 2;
  transition: left .3s;
}

.section_4 ul li a .mous_box .mous_box_c {
  text-align: center;
  color: #fff;
  width: 100%;
  padding: 1rem;
}

.section_4 ul li a .mous_box .mous_box_c h4 {
  margin: 15px auto 10px;
  font-size: 24px;
}

.section_4 ul li a .mous_box .mous_box_c p {
  font-size: 14px;
  color: #fff;
  margin-bottom: 56px;
}

.section_4 ul li a .qd_box {
  text-align: center;
  position: relative;
  height: 100%;
}

.section_4 ul li a .qd_box .qd_box_c {
  width: 100%;
  padding: 0 1rem;
}

@media (max-width: 750px) {
  .section_4 ul li a .qd_box .qd_box_c {
    padding: 0 0.5rem;
  }
}

.section_4 ul li a .qd_box .qd_box_c .qx_img {
  text-align: center;
  max-width: 80px;
}

@media (max-width: 750px) {
  .section_4 ul li a .qd_box .qd_box_c .qx_img {
    max-width: 3rem;
  }
}

.section_4 ul li a .qd_box .qd_box_c h4 {
  color: #474747;
  font-size: 24px;
}

.section_4 ul li a .qd_box .qd_box_c p {
  color: #868686;
  font-size: 14px;
  margin-bottom: 15px;
}

.section_4 ul li a:hover .mous_box {
  left: 0;
}

@media (max-width: 1000px) {
  .section_4 ul li {
    width: 33.3%;
  }
}

@media (max-width: 750px) {
  .section_4 ul li {
    width: 50%;
    margin-bottom: .5rem;
  }

  .section_4 ul li a {
    margin: 0 .25rem;
    height: 240px;
  }
}

@media (max-width: 330px) {
  .section_4 ul li {
    width: 100%;
  }
}

@media (max-width: 750px) {
  .section_4 ul {
    padding: 0 0.5rem;
  }
}

.section_5 {
  background: #f3fbff;
  overflow: hidden;
}

.solutions {
  margin-bottom: 70px;
}

@media (max-width: 640px) {
  .solutions {
    margin-bottom: 2rem;
  }
}

.solutions ul li {
  width: 33.3%;
  float: left;
}

.solutions ul li a {
  display: block;
  margin: 0 15px;
  border-radius: 4px;
  border: 1px solid #d1e7f9;
  background: #fff;
  height: 280px;
  position: relative;
  overflow: hidden;
}

.solutions ul li a .seek_b {
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
  background: rgba(0, 132, 235, 0.9);
  opacity: 0;
  transition: all .3s;
}

.solutions ul li a .seek_b .seek_b_c img {
  display: block;
  margin: 0 auto;
}

.solutions ul li a .seek_b .seek_b_c span {
  display: block;
  font-size: 18px;
  color: #fff;
  margin-top: 6px;
}

.solutions ul li a:hover .seek_b {
  opacity: 1;
}

.solutions ul li p {
  text-align: center;
  color: #474747;
  font-size: 18px;
  display: block;
  margin-top: 20px;
}

@media (max-width: 1000px) {
  .solutions ul li p {
    margin: 1rem auto;
  }
}

@media (max-width: 1000px) {
  .solutions ul li {
    width: 50%;
  }
}

@media (max-width: 640px) {
  .solutions ul li {
    width: 100%;
  }
}

.feature {
  background: #f1f1f1;
}

@media (max-width: 750px) {
  .feature {
    padding-top: 1.5rem;
    padding-bottom: 1.5rem;
  }
}

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

.feature .container h3 {
  text-align: center;
  font-size: 36px;
  font-weight: bold;
  color: #333;
}

@media (max-width: 750px) {
  .feature .container h3 {
    font-size: 2rem;
    margin: 1rem 0;
  }
}

.feature .container .fea1 {
  margin: 30px auto;
}

.feature2 {
  background: #fff;
  padding-bottom: 20px;
}

.feature2 .swiper-container22 {
  padding-bottom: 50px;
  margin-top: 10px;
}

.feature2 .swiper-container22 .swiper-slide {
  border: 1px solid #eee;
  height: 80px;
  line-height: 80px;
}

.feature2 .swiper-container22 .swiper-pagination-bullet {
  width: 10px;
  height: 10px;
}

@media (max-width: 750px) {
  .feature2 {
    padding: 0 1rem 1rem;
  }
}

#slide1 {
  padding-bottom: 50px;
}

#slide1 .swiper-slide a {
  border: 1px solid #e8e8e8;
  display: block;
  width: 25%;
  float: left;
  text-align: center;
}

.w_title_black {
  color: #1f1f1f;
}

.section_6 {
  background: #f3fbff;
  overflow: hidden;
  padding: 55px 0 60px;
}

.section_6 ul {
  width: 440px;
  float: left;
}

.section_6 ul:nth-child(2) {
  float: right;
}

.section_6 ul li {
  position: relative;
  padding-left: 10px;
  margin-bottom: 10px;
}

.section_6 ul li a {
  color: #676767;
  font-size: 14px;
  display: block;
}

.section_6 ul li a span {
  color: #b4b4b4;
  font-size: 14px;
}

.section_6 ul li i {
  position: absolute;
  left: 0;
  top: 50%;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #d0d0d0;
  margin-top: -2px;
}

@media (max-width: 1000px) {
  .section_6 {
    padding: 2rem;
  }

  .section_6 ul {
    width: 100%;
    margin-bottom: 1rem;
  }
}

.section_6 .w_title_2 {
  margin-bottom: 15px;
}

.w_title_2 {
  border-bottom: 1px solid #2b99ee;
  padding-bottom: 15px;
}

.w_title_2 span {
  color: #0084eb;
  font-size: 24px;
}

.w_title_2 a {
  float: right;
  color: #b0b0b0;
  font-size: 14px;
  padding-top: 15px;
}

@media (max-width: 750px) {
  .w_title_2 {
    padding-bottom: 0.5rem;
  }

  .w_title_2 span {
    font-size: 1.3rem;
  }

  .w_title_2 a {
    padding-top: 0.5rem;
  }
}

.w_title_white {
  color: #fff;
}

.contact_us {
  background: url(yxl_02.jpg)
    /*tpa=http://www.shannonai.cn/yxl_02.jpg*/
    no-repeat center center;
  overflow: hidden;
  position: relative;
}

.contact_us .con_bg {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background: rgba(0, 132, 235, 0.9);
}

.contact_us .cen {
  position: relative;
  z-index: 2;
}

.contact_us .contact_box {
  width: 490px;
  float: left;
}

.contact_us .contact_box input,
.contact_us .contact_box textarea {
  border: 1px solid #fff;
  padding: 2px 5px;
  border-radius: 4px;
  width: 100%;
  background: none;
  display: block;
  margin-bottom: 10px;
  color: #fff;
}

.contact_us .contact_box input::-webkit-input-placeholder,
.contact_us .contact_box textarea::-webkit-input-placeholder {
  color: #a6d5f9;
  font-size: 16px;
}

.contact_us .contact_box button {
  background: #f3fbff;
  width: 100%;
  height: 50px;
  line-height: 50px;
  text-align: center;
  border-radius: 4px;
  color: #0084eb;
  border: none;
  margin-top: 20px;
  font-size: 16px;
}

.contact_us .contact_box input {
  height: 50px;
  line-height: 50px;
}

.contact_us .contact_box textarea {
  -webkit-appearance: none;
  height: 100px;
}

.contact_us iframe {
  float: right;
  width: 553px;
  height: 294px;
}

.contact_us .w_title_white {
  margin-bottom: 50px;
}

@media (max-width: 1080px) {
  .contact_us {
    padding: 0 1rem;
  }

  .contact_us .contact_box {
    float: none;
    margin-bottom: 1rem;
  }

  .contact_us iframe {
    float: none;
  }
}

@media (max-width: 750px) {

  .contact_us .contact_box,
  .contact_us iframe {
    width: 100%;
  }

  .contact_us .w_title_white {
    margin-bottom: 1rem;
  }
}

.footer {
  background: #f6f6f6;
  overflow: hidden;
}

.footer .cen {
  margin: 20px auto;
}

@media (max-width: 750px) {
  .footer .cen {
    margin: 1.5rem auto;
  }
}

.footer .footer_b .foot_7 {
  border-right: 1px solid #e5e5e5;
  float: left;
}

.footer .footer_b .foot_7 h4 {
  color: #0084eb;
  font-size: 20px;
  margin: 0;
  margin-bottom: 10px;
  white-space: nowrap;
}

.footer .footer_b .foot_7 p {
  margin-bottom: 3px;
}

.footer .footer_b .foot_7 p a {
  color: #999ea1;
  font-size: 14px;
}

.footer .footer_b .foot_7 li {
  float: left;
  margin-right: 52px;
}

.contact_us .foot_5 {
  float: left;
  padding: 0 38px;
}

.contact_us .foot_5 .code_bg {

  padding: 14px;
  float: left;
}

.contact_us.foot_5 .code_bg img {
  max-width: 128px;
}

.contact_us .foot_5 ul {
  float: left;
  margin-left: 24px;
}

.contact_us .foot_5 ul li {
  margin-top: 10px;
}

.contact_us .foot_5 ul li p {
  color: #fff;
  font-size: 18px;
}

@media (max-width: 1080px) {
  .footer .footer_b {
    padding: 0 1rem;
  }

  .footer .footer_b .foot_7 {
    width: 100%;
    float: none;
    margin-bottom: 1rem;
    border-right: none;
  }

  .footer .footer_b .foot_7 li {
    width: 25%;
    margin-right: 0;
  }

  .footer .footer_b .foot_7:after {
    content: '';
    display: block;
    clear: both;
  }

  .footer .footer_b .foot_5 {
    float: none;
    padding: 0;
  }

  .footer .footer_b .foot_5:after {
    content: '';
    display: block;
    clear: both;
  }
}

@media (max-width: 750px) {
  .footer .footer_b .foot_7 h4 {
    font-size: 1.5rem;
  }

  .footer .footer_b .foot_7 li {
    width: 50%;
  }

  .footer .footer_b .foot_5 ul {
    margin-left: 1rem;
  }
}

.foot_b {
  background: #f6f6f6;
  border-top: 1px solid #d9d9d9;
  padding: 16px 0;
}

.foot_b p {
  margin-bottom: 0;
  color: #bbb;
  font-size: 12px;
  text-align: center;
}

.foot_b p a {
  color: #bbb;
}

@media (max-width: 750px) {
  .foot_b .cen {
    padding: 0 1rem;
  }
}

#particles2 {
  position: absolute;
  width: 100%;
  height: 100%;
  z-index: 1;
  left: 0;
  top: 0;
}

/*# sourceMappingURL=style.css.map */

.contact_inf {
  float: left;
  color: #fff;
  margin-left: 400px;
}

.contact_inf h3 {
  margin: 0;
  margin-bottom: 3px;
  font-size: 18px;
  font-weight: bold;
}

.contact_inf p {
  margin-bottom: 5px;
  font-size: 14px;
}

.contact_inf .contact_inf_b {
  margin-bottom: 30px;
  float: left;
}

@media (max-width: 750px) {
  .contact_inf {
    margin-left: 0;
  }
}

.head_phone {
  float: right;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 4px;
  padding: 5px 10px;
  margin-top: 10px;
  margin-left: 50px;
}

.head_phone .head_phone_icon {
  display: inline-block;
  vertical-align: middle;
  margin-right: 8px;
}

.head_phone p {
  display: inline-block;
  color: #eb6100;
  font-size: 12px;
  vertical-align: middle;
  margin-bottom: 0;
}

.about_h1 {
  margin: 65px 0 0 0;
  text-align: center;
  font-size: 50px;
}

.about_h2 {
  margin: 0 0 65px 0;
  text-align: center;
  font-size: 27px;
  text-transform: uppercase;
}

.head_pic {
  height: 540px;
  overflow: hidden;
}

.about_content {
  margin: 0 auto 100px auto;
  width: 1200px;
  font-size: 16px;
  line-height: 2;
}

.about_content .about_img {
  float: left;
  margin-right: 2em;
}

.about_content p {
  text-indent: 2em;
}

.hz_cen {
  width: 1200px;
}

.w_cen {
  font-size: 26px;
  text-align: center;
  padding: 1em;
}

.hz_list li {
  padding: 0 1em;
  box-sizing: border-box;
}

.hz_list li p {
  padding: 1em 2em;
  text-align: left;
}

.join-us {
  background: #f2f9ff;
  padding: 50px 0;
}

.join-us .con {
  width: 1200px;
  margin: 0 auto;
}

.join-us h1 {
  font-size: 53px;
  line-height: 1;
  margin: 0 0 15px 0;
  color: #0084eb;
  font-weight: bold;
}

.join-us h2 {
  font-size: 48px;
  line-height: 1;
  margin: 0 0 1em 0;
  color: #0084eb;
  font-weight: bold;
}

.join-us li {
  font-size: 30px;
  padding: 4px 0;
}

.join-us li img {
  margin-right: 10px;
}

.join-us .join-img {
  float: left;
  margin-right: 50px;
  margin-left: 50px;
}

@media (max-width: 750px) {
  .about_h1 {
    font-size: 2em;
  }

  .about_h2 {
    font-size: 1em;
  }

  .about_content {
    width: auto;
    padding: 0 10px;
  }

  .about_content .about_img {
    float: none;
    display: block;
    max-width: 95%;
    margin: 0 auto;
  }

  .hz_cen {
    width: auto;
  }

  .join-us {
    padding-left: 1em;
  }

  .join-us h1 {
    font-size: 2em;
  }

  .join-us h2 {
    font-size: 2em;
  }

  .join-us .join-img {
    display: none;
  }

  .join-us .con {
    width: auto;
  }

  .hz_list li {
    float: none !important;
    width: 90% !important;
    margin: 1em auto;
  }
}

.response-img {
  max-width: 100%;
}

.yd_banner {
  background: url(yidian_banner.jpg)
    /*tpa=http://www.shannonai.cn/yidian_banner.jpg*/
    no-repeat center center;
  height: 540px;
  position: relative;
}

.yd_banner_in {
  position: absolute;
  bottom: 0;
  left: 50%;
  margin-left: -600px;
  width: 1200px;
}

.yd_type {
  width: 33%;
  box-sizing: border-box;
  color: #fff;
  padding: 10px;
  text-align: center;
  float: left;
}

.mobilewin {
  display: none;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1000010;
}

.mobilestage {
  width: 80%;
  max-width: 320px;
  margin: 20% auto 0;
  position: relative;
}

.mobilestage img {
  width: 100%;
}

.mobilestage .txts {
  position: absolute;
  font-size: 2rem;
  background: none;
  border: none;
  color: #fff;
  left: 37%;
  top: 67%;
  font-family: "Bookman Old Style";
  font-weight: bold;
}

.mobilestage .closebtn {
  position: absolute;
  width: 10%;
  height: 7%;
  right: 3%;
  top: 35%;
}

@media (max-width: 750px) {
  .yd_type {
    float: left;
    width: 50%;
    margin: 10px auto;
  }

  .pcwin {
    display: none;
  }

  .mobilewin {
    display: block;
  }

  .yd_banner {
    height: auto;
    background: #fff;
  }

  .yd_banner_in {
    position: static;
    width: 100%;
    margin: 0;
  }

  .yd_banner .small-img {
    display: inline-block;
  }
}

@media (max-width: 400px) {
  .mobilestage .txts {
    font-size: 1.5rem;
    top: 68%;
    left: 39%;
  }
}

.yd_t1 {
  background: rgba(113, 175, 232, 0.3);
}

.yd_t2 {
  background: rgba(245, 186, 27, 0.3);
}

.yd_t3 {
  background: rgba(138, 184, 75, 0.3);
}

.yd_type .yd_con {
  padding: 40px;
}

.yd_t1 .yd_con {
  background: rgba(113, 175, 232, 0.8);
}

.yd_t2 .yd_con {
  background: rgba(245, 186, 27, 0.8);
}

.yd_t3 .yd_con {
  background: rgba(138, 184, 75, 0.8);
}

.yd_title {
  font-size: 40px;
}

.yd_line {
  height: 3px;
  background: #fff;
  margin: 20px 0;
}

.yd_line .yd_dot {
  margin: 0 auto;
  height: 6px;
  width: 50%;
  position: relative;
  top: -3px;
}

.yd_t1 .yd_dot {
  background: #1184ee;
}

.yd_t2 .yd_dot {
  background: #ff6c00;
}

.yd_t3 .yd_dot {
  background: #5d9516;
}

.yd_type p {
  font-size: 18px;
  line-height: 1.7
}

.yd_cen {
  width: 1200px;
  margin: 0 auto;
}

.yd_head {
  font-size: 3.28rem;
  color: #ff6c00;
  text-align: center;
  margin-bottom: 10px;
}

.ydt_1 {
  padding-top: 5.714rem;
  padding-bottom: 5.714rem;
}

.sub_square {
  background: #f1b415;
  border-radius: 5px;
  padding: 3px 0;
  color: #fff;
  font-size: 1.714rem;
  width: 20em;
  margin: 0 auto;
  text-align: center;
}

.ydt_1 .ydt_con {
  margin-top: 40px;
  padding-left: 20px;
  padding-bottom: 40px;
  position: relative;
  text-align: right;
  padding-right: 50px;
}

.ydt_1_c {
  position: absolute;
  text-align: left;
  left: 50px;
}

.ydt_1 p {
  width: 30em;
  font-size: 20px;
  line-height: 1.725;
  padding-top: 40px;
}

.ydt_1 big {
  color: #ff6c00;
  font-size: 180%;
}

.ydt_1 i {
  color: #ff6c00;
  font-size: 120%;
}

.ydt_1 ul {
  margin-top: 10px;
  width: 480px;
}

.ydt_1 li {
  padding: 12px 0;
  font-size: 24px;
}

.ydt_1 .sec {
  border: 1px dashed #999999;
  border-width: 1px 0;
}

.ydt_1 .flag {
  font-size: 30px;
  color: #fff;
  line-height: 1.2;
  margin-right: 12px;
  text-align: center;
  display: inline-block;
  width: 1.2em;
  height: 1.2em;
  border-radius: 1.2em;
  background: #ff8542;
}

.ydt_1 .text {
  font-size: 80%;
  text-indent: 48px;
  padding: 8px 0;
}

.bg_gray {
  background: #f9f9f9;
}

.ydt_2 {
  padding: 40px 0 100px;
}

.ydt_2 ul {
  margin-top: 40px;
}

.ydt_2 li {
  width: 33%;
  float: left;
}

.ydt_2 .item {
  width: 295px;
  padding: 21px;
  margin: 0 auto;
  background: #ececec;
}

.ydt_2 p {
  padding-top: 1em;
  line-height: 1.725;
  font-size: 15px;
  min-height: 6em;
}

.ydt_3 {
  text-align: center;
  padding: 40px 0 60px;
}

.ydt_3 .yd_head {
  padding-bottom: 20px;
}

.bg_blue_yan {
  background: #00d2d4;
}

.yd_hzs {
  padding: 20px 0;
}

.ywt .yd_head {
  color: #5d9516;
}

.ywt .sub_square {
  background: #8bba4e;
}

.ywt_1 {
  padding-top: 80px;
}

.ywt_1 .ywt_con {
  padding-top: 2.5rem;
  margin-top: 1.8rem;
  padding-bottom: 2rem;
}

.ywt_1_l {
  float: left;
  margin-right: 2.5rem;
}

.ywt_1_r {
  float: left;
}

.ywt_1 h1 {
  color: #5d9516;
  font-size: 30px;
  margin: 0;
}

.ywt_1 p {
  font-size: 20px;
  line-height: 1.7;
  margin: 1em 0;
  width: 490px;
}

.ywt .bg_gray {
  background: #f4f4f4;
}

.ywt_2 {
  padding: 70px 0;
}

.ywt_2 .ywt_con {
  text-align: center;
  margin-top: 30px;
}


.yxt .yd_head {
  color: #1184ee;
}

.yxt .sub_square {
  background: #54a0e6;
}

.yxt_1 {
  padding: 80px 0;
}

.yxt_1_l {
  float: left;
  margin-right: 40px;
}

.yxt_1_r {
  float: left;
  width: 655px;
  padding-top: 3rem;
}

.yxt_1_r p {
  font-size: 1.3rem;
  margin-bottom: 1.5rem;
}

.yxt_1_r big {
  color: #1184ee;
}

.yxt_1_r table {
  font-size: 1.15rem;
  width: 100%;
  text-align: center;
}

.yxt_1_r th {
  color: #fff;
  background: #54a0e6;
  font-size: 1.714rem;
  text-align: center;
  padding: .3em 0;
}

.yxt_1_r td {
  background: #cbe2f7;
  padding: .65em 0;
  width: 33.33%
}

.yxt_1_r td:nth-child(odd) {
  background: #ddecfa;
}

.yxt_1 .yxt_con {
  margin-top: 40px;
}

.yxt_2 {
  padding: 70px 0;
}

.yxt_2 p {
  font-size: 1.4rem;
  margin: 2em 0;
  text-align: center;
}

.yxt_3 {
  padding: 70px 0 20px;
}

.yxt_3 .yxt_con {
  margin-top: 30px;
}

.yxt_block {
  padding: 40px 30px;
  background: #f5f5f5;
  position: relative;
}

.yxt_block .yxt_t {
  margin-bottom: 1.5em;
}

.yxt_block .yxt_t span {
  display: inline-block;
  background: #fff;
  text-align: center;
  font-size: 20px;
  width: 290px;
  padding: 3px 0;
}

.yxt_block p {
  line-height: 1.725;
  margin-bottom: 1.5em;
  font-size: 16px;
}

.yxt_5_r {
  position: absolute;
  top: 40px;
  right: 40px;
}

.our_product {
  padding-bottom: 40px;
}

.small-img {
  display: none;
}

.msg_form {
  width: 90%;
  margin: 2rem auto;
  background: #e1e1e1;
  border-radius: 1rem;
  padding: 1.5rem 1rem 2rem;
}

.msg_title {
  color: #000;
  border-bottom: 1px solid #000;
  padding: 0 .5rem .5rem;
}

.msg_title h1 {
  font-size: 2rem;
  letter-spacing: 3px;
}

.msg_title .en {
  font-size: 1rem;
  text-transform: uppercase;
}

.msg_texts {
  text-align: center;
  padding-top: 1rem;
}

.msg_input {
  width: 85%;
  margin: 1rem 0 0;
  padding: .75rem;
  border-radius: .5rem;
  border: none;
}

.msg_button input {
  background: #8bba4e;
  border: none;
  color: #fff;
  border-radius: .5rem;
  padding: .75rem 4rem;
  font-size: 1.75rem;
  margin-top: 2rem;
}

@media (max-width: 1200px) {
  .yd_cen {
    width: 100%;
  }

  .yxt_2 p {
    padding: 0 1em;
  }
}

@media (max-width: 640px) {
  html {
    font-size: 12px
  }

  .yd_type .yd_con {
    padding: 2.5rem 2rem;
  }

  .yd_title {
    font-size: 1.5rem;
  }

  .yd_type p {
    font-size: 1rem;
  }

  .yxt_1,
  .yxt_2 {
    padding: 2rem 0;
  }

  .yxt_1 .yxt_con {
    margin-top: 1.5rem;
  }

  .yxt_2 p {
    text-align: left;
  }

  .yxt_3 {
    padding: 2rem 0 1rem;
  }

  .yxt_3 .yxt_con {
    margin-top: 1rem;
  }

  .yxt_5_r {
    position: static;
    max-width: 80%;
  }

  .yd_head {
    font-size: 2.8rem;
  }

  .sub_square {
    font-size: 1.5rem;
    max-width: 80%;
  }

  .yxt_1_l,
  .ywt_1_l {
    max-width: 80%;
    margin: 0 auto;
  }

  .yxt_1_r,
  .yxt_1_l,
  .ywt_1_l,
  .ywt_1_r {
    float: none;
  }

  .yxt_1_r,
  .ywt_1_r {
    width: auto;
    padding: 1.5em;
  }

  .big-img {
    display: none;
  }

  .small-img {
    display: inline-block;
  }

  .ywt_1 .ywt_con {
    padding: 0;
  }

  .ywt_1 p {
    width: auto;
  }

  .ydt_2 li {
    float: none;
    min-width: 295px;
    width: 50%;
    margin: 1rem auto;
  }

  .ydt_2 p {
    min-height: auto;
  }

  .ydt_1 .ydt_con {
    padding: 0 1rem;
    margin-top: 0;
  }

  .ydt_1 p {
    width: auto;
    font-size: 1.25rem;
  }

  .ydt_1_c {
    position: static;
  }

  .ydt_1 ul {
    width: auto;
  }

  .ydt_1 li {
    font-size: 1.5rem;
  }
}