@charset "UTF-8";
/*通用*/
html,
body {
  max-width: 100vw;
  min-width: 1300px;
  overflow-x: auto;
  -moz-user-select: none;
  /*火狐*/
  -webkit-user-select: none;
  /*webkit浏览器*/
  -ms-user-select: none;
  /*IE10*/
  /*早期浏览器*/
  user-select: none;
}

.check_animation,
.check_animation_right,
.check_animation_left {
  visibility: hidden;
}

.animated,
.animated * {
  visibility: visible;
}

.icon-jiantou-:before {
  z-index: 10;
  color: #ffffff;
  -webkit-mask: -webkit-gradient(linear, left top, left bottom, from(red), to(transparent));
  -webkit-mask: linear-gradient(to bottom, red, transparent);
}

.absolute_center, .setion_7 .w1200, .setion_6 .w1200 li .icon div, .setion_6 .w1200 li .icon p, .setion_6 .w1200 li .icon img, .setion_3 .witer_img .circle_father_father .circle_father .circle .circle_son .circle_son_son, .setion_3 .witer_img .circle_father_father .circle_father .circle .circle_son, .setion_3 .witer_img .circle_father_father .circle_father .circle, .setion_3 .witer_img .circle_father_father .circle_father, .setion_1 ul, .setion_1 .line_anim, .setion_1 .p18, .setion_1 .p24, .setion_1 #open {
  position: absolute;
  left: 0;
  right: 0;
  margin: 0 auto;
  z-index: 9;
}

.w1200 {
  width: 1200px;
  margin: 0 auto;
  position: relative;
}

.p46 {
  font-size: 46px;
}

.p24 {
  font-size: 24px;
}

.p20 {
  font-size: 20px;
}

.p18 {
  font-size: 18px;
}

.p12 {
  font-size: 12px;
}

.jud {
  animation: jud 1s linear infinite alternate;
  -webkit-animation: jud 1s linear infinite alternate;
}

.none {
  display: none !important;
}

@keyframes jud {
  0% {
    bottom: 50px;
  }
  /* 25%  {top:200px;}
   50%  {top:100px;}
   75%  {top:200px;}*/
  100% {
    bottom: 30px;
  }
}
@-webkit-keyframes jud

/*Safari and Chrome*/ {
  0% {
    bottom: 50px;
  }
  /* 25%  {top:200px;}
   50%  {top:100px;}
   75%  {top:200px;}*/
  100% {
    bottom: 30px;
  }
}
.change_border_color {
  animation: change_border_color 1s linear infinite alternate;
  -webkit-animation: change_border_color 1s linear infinite alternate;
}

.change_border_color1 {
  animation: change_border_color 1s linear 1s infinite alternate;
  -webkit-animation: change_border_color 1s 1s linear infinite alternate;
}

.change_border_color2 {
  animation: change_border_color 1s linear 0.75s infinite alternate;
  -webkit-animation: change_border_color 1s linear 0.75s infinite alternate;
}

.change_border_color3 {
  animation: change_border_color 1s linear 0.5s infinite alternate;
  -webkit-animation: change_border_color 1s 0.5s linear infinite alternate;
}

.change_border_color4 {
  animation: change_border_color 1s linear 0.25s infinite alternate;
  -webkit-animation: change_border_color 1s linear 0.25s infinite alternate;
}

@keyframes change_border_color {
  0% {
    border: 1px solid rgba(255, 255, 255, 0.2);
  }
  /* 25%  {top:200px;}
   50%  {top:100px;}
   75%  {top:200px;}*/
  100% {
    border: 1px solid white;
  }
}
@-webkit-keyframes change_border_color

/*Safari and Chrome*/ {
  0% {
    border: 1px solid rgba(255, 255, 255, 0.2);
  }
  /* 25%  {top:200px;}
   50%  {top:100px;}
   75%  {top:200px;}*/
  100% {
    border: 1px solid white;
  }
}
.hover_color {
  background-image: -webkit-gradient(linear, right top, left top, from(#20ecff), color-stop(#009af6), to(#20ecff));
  background-image: linear-gradient(-90deg, #20ecff, #009af6, #20ecff);
  background-position: 0% 0%;
  background-size: 200% 100%;
  position: relative;
}

.hover_color:hover {
  background-position: 100% 100%;
}

/*.hover_color:hover{
  background-image: linear-gradient(-153deg, #009AF6 0%, #20ECFF 95% );
}*/
.ts_time_2 {
  transition: all 2s;
  -moz-transition: all 2s;
  /* Firefox 4 */
  -webkit-transition: all 2s;
  /* Safari 和 Chrome */
  -o-transition: all 2s;
  /* Opera */
}

.ts_time_1 {
  transition: all 1s;
  -moz-transition: all 1s;
  /* Firefox 4 */
  -webkit-transition: all 1s;
  /* Safari 和 Chrome */
  -o-transition: all 1s;
  /* Opera */
}

.ts_time_5 {
  transition: all 0.5s;
  -moz-transition: all 0.5s;
  /* Firefox 4 */
  -webkit-transition: all 0.5s;
  /* Safari 和 Chrome */
  -o-transition: all 0.5s;
  /* Opera */
}

.ts_time_delay {
  transition: all 2s linear 0.5s;
  -moz-transition: all 2s linear 0.5s;
  /* Firefox 4 */
  -webkit-transition: all 2s linear 0.5s;
  /* Safari 和 Chrome */
  -o-transition: all 2s linear 0.5s;
  /* Opera */
}

.ts_time_1_delay {
  transition: all 1s linear 0.5s;
  -moz-transition: all 1s linear 0.5s;
  /* Firefox 4 */
  -webkit-transition: all 1s linear 0.5s;
  /* Safari 和 Chrome */
  -o-transition: all 1s linear 0.5s;
  /* Opera */
}

/*头部*/
.mask {
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  background-image: -webkit-gradient(linear, left top, left bottom, from(rgba(0, 0, 0, 0.4)), to(#000000));
  background-image: linear-gradient(-180deg, rgba(0, 0, 0, 0.4) 0%, #000000 100%);
  z-index: 800;
}

.luping_header {
  width: 100%;
  position: absolute;
  z-index: 901;
  height: 84px;
  top: 0px;
  background: rgba(0, 0, 0, 0.5);
  min-width: 1300px;
}
.luping_header.yc_banner {
  top: 60px;
}
.luping_header .gohome {
  width: 195px;
  height: 84px;
  float: left;
}
.luping_header .gohome img {
  width: 195px;
  height: 44px;
  margin-top: 21px;
}
.luping_header ul {
  float: right;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.luping_header ul li {
  padding: 0 20px;
  float: left;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  line-height: 84px;
}
.luping_header ul li.current_select a {
  color: #00FFE9;
}
.luping_header ul li .nav_mobile_item {
  height: 84px;
  line-height: 84px;
}
.luping_header ul li > a,
.luping_header ul li > span {
  font-size: 16px;
  color: #ffffff;
  cursor: pointer;
  display: inline-block;
  position: relative;
}

/*start*/
.all_video {
  min-width: 1200px;
  margin: 0 auto;
  position: relative;
}
.all_video .video_div {
  height: 100%;
  overflow: hidden;
}
.all_video .video_div video {
  width: 100vw;
  /*height: 100vh;*/
}
.all_video .front {
  position: absolute;
  height: 100%;
  top: 0px;
  left: 0;
  right: 0px;
  margin: 0 auto;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  z-index: 900;
}
.all_video .front .p46 {
  color: #ffffff;
  letter-spacing: -0.5px;
  text-align: center;
  margin-bottom: 46px;
}
.all_video .front .p20 {
  opacity: 0.6;
  color: #ffffff;
  text-align: center;
  line-height: 20px;
  margin-bottom: 44px;
}
.all_video .front .p12 {
  text-align: center;
  margin-top: 11px;
}
.all_video .front .p12 span {
  color: rgba(255, 255, 255, 0.59);
  letter-spacing: 0;
}
.all_video .front .icon-jiantou- {
  position: absolute;
  left: 0;
  right: 0;
  margin: 0 auto;
  text-align: center;
  color: #ffffff;
  bottom: 50px;
}
.all_video .front a {
  display: block;
  width: 268px;
  height: 56px;
  -webkit-box-shadow: 0 11px 95px 0 #0171a0;
          box-shadow: 0 11px 95px 0 #0171a0;
  font-size: 20px;
  color: #ffffff;
  letter-spacing: -0.25px;
  line-height: 56px;
  text-align: center;
}

.setion_1 {
  height: 850px;
  background: black;
  padding-top: 100px;
}
.setion_1 #open {
  width: 100%;
  height: 100%;
  top: 0px;
  bottom: 0px;
  margin: auto;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  background: rgba(0, 0, 0, 0.6);
  z-index: 9999;
}
.setion_1 #open span:hover {
  color: rgba(255, 255, 255, 0.3);
}
.setion_1 #open span {
  font-size: 50px;
  color: white;
}
.setion_1 .p24 {
  top: 10px;
  color: #ffffff;
  letter-spacing: -0.32px;
  text-align: center;
}
.setion_1 .p18 {
  top: 60px;
  color: #c9c9c9;
  letter-spacing: -0.24px;
  text-align: center;
}
.setion_1 .line_anim {
  top: 185px;
  width: 544px;
  height: 306px;
}
.setion_1 .line_anim.animated .line_vertical_up,
.setion_1 .line_anim.animated .line_vertical_down {
  height: 400px;
  transform: scaleY(1);
  -webkit-transform: scaleY(1);
}
.setion_1 .line_anim.animated .line_across_left,
.setion_1 .line_anim.animated .line_across_right {
  width: 700px;
  transform: scaleX(1);
  -webkit-transform: scaleX(1);
}
.setion_1 .line_anim img {
  width: 544px;
  height: 306px;
}
.setion_1 .line_anim .video_div {
  width: 544px;
  height: 306px;
  position: absolute;
  z-index: 6666;
  top: 0px;
  left: 0px;
  /*display: none;*/
}
.setion_1 .line_anim .video_div video {
  width: 544px;
  height: 306px;
}
.setion_1 .line_anim .line_vertical_up {
  position: absolute;
  top: -47px;
  left: -1px;
  width: 1px;
  height: 0px;
  background-image: -webkit-gradient(linear, left top, left bottom, color-stop(100%, #fff), to(#000));
  background-image: linear-gradient(#fff 100%, #000 100%);
  transform: scaleY(0);
  -webkit-transform: scaleY(0);
}
.setion_1 .line_anim .line_vertical_down {
  position: absolute;
  bottom: -47px;
  right: -1px;
  width: 1px;
  height: 0px;
  background-image: -webkit-gradient(linear, left top, left bottom, color-stop(100%, #fff), to(#000));
  background-image: linear-gradient(#fff 100%, #000 100%);
  transform: scaleY(0);
  -webkit-transform: scaleY(0);
}
.setion_1 .line_anim .line_across_left {
  position: absolute;
  top: -1px;
  right: -78px;
  width: 0px;
  height: 1px;
  background-image: -webkit-gradient(linear, left top, right top, color-stop(100%, #fff), to(#000));
  background-image: linear-gradient(90deg, #fff 100%, #000 100%);
  transform: scaleX(0);
  -webkit-transform: scaleX(0);
}
.setion_1 .line_anim .line_across_right {
  position: absolute;
  bottom: -1px;
  left: -78px;
  width: 0px;
  height: 1px;
  background-image: -webkit-gradient(linear, left top, right top, color-stop(100%, #fff), to(#000));
  background-image: linear-gradient(90deg, #fff 100%, #000 100%);
  transform: scaleX(0);
  -webkit-transform: scaleX(0);
}
.setion_1 ul {
  top: 570px;
  padding: 0 110px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}
.setion_1 ul li:hover span {
  color: #2ce4ff;
}
.setion_1 ul li:hover p {
  color: #2ce4ff;
}
.setion_1 ul .selected span {
  color: #2ce4ff;
}
.setion_1 ul .selected p {
  color: #2ce4ff;
}
.setion_1 ul li {
  padding: 0 35px;
  float: left;
  text-align: center;
  cursor: pointer;
}
.setion_1 ul li span {
  font-size: 26px;
  text-align: center;
  color: white;
}
.setion_1 ul li p {
  margin-top: 32px;
  font-size: 22px;
  color: #ffffff;
  letter-spacing: 0;
  text-align: center;
}

.setion_2,
.setion_4 {
  background: black;
}
.setion_2 .w1200,
.setion_4 .w1200 {
  height: 100%;
}
.setion_2 .witer,
.setion_4 .witer {
  width: 387px;
  position: absolute;
  left: 0px;
  top: 200px;
  padding-top: 100px;
}
.setion_2 .witer .p24,
.setion_4 .witer .p24 {
  color: #ffffff;
  margin-bottom: 16px;
  letter-spacing: -0.32px;
}
.setion_2 .witer .p18,
.setion_4 .witer .p18 {
  color: #c9c9c9;
  letter-spacing: -0.24px;
}
.setion_2 .witer_img,
.setion_4 .witer_img {
  width: 700px;
  position: absolute;
  left: 500px;
  top: 100px;
}
.setion_2 .witer_img .twinkle_twinkle_father,
.setion_4 .witer_img .twinkle_twinkle_father {
  position: absolute;
  -webkit-transform: rotate(315deg);
          transform: rotate(315deg);
  top: 0px;
  left: 0px;
  z-index: 1;
  width: 380px;
  height: 380px;
  border: 1px solid rgba(255, 255, 255, 0.2);
}
.setion_2 .witer_img .twinkle_twinkle_father .twinkle_father,
.setion_4 .witer_img .twinkle_twinkle_father .twinkle_father {
  width: 320px;
  height: 320px;
  border: 1px solid rgba(255, 255, 255, 0.4);
}
.setion_2 .witer_img .twinkle_twinkle_father .twinkle_father .twinkle,
.setion_4 .witer_img .twinkle_twinkle_father .twinkle_father .twinkle {
  width: 260px;
  height: 260px;
  border: 1px solid rgba(255, 255, 255, 0.6);
}
.setion_2 .witer_img .twinkle_twinkle_father .twinkle_father .twinkle .twinkle_son,
.setion_4 .witer_img .twinkle_twinkle_father .twinkle_father .twinkle .twinkle_son {
  width: 200px;
  height: 200px;
  border: 1px solid rgba(255, 255, 255, 0.8);
}
.setion_2 .witer_img .twinkle_twinkle_father .twinkle_father .twinkle .twinkle_son .twinkle_son_son,
.setion_4 .witer_img .twinkle_twinkle_father .twinkle_father .twinkle .twinkle_son .twinkle_son_son {
  width: 140px;
  height: 140px;
  border: 1px solid white;
}
.setion_2 .witer_img .div_img,
.setion_4 .witer_img .div_img {
  position: absolute;
  top: 56px;
  left: -54px;
  z-index: 9;
}
.setion_2 .witer_img .div_img img,
.setion_4 .witer_img .div_img img {
  width: 928px;
}

.setion_3 {
  padding: 80px 0px;
  height: 800px;
  background: black;
}
.setion_3 .w1200 {
  height: 100%;
}
.setion_3 .witer {
  width: 387px;
  position: absolute;
  right: 200px;
  top: 300px;
}
.setion_3 .witer .p24 {
  color: #ffffff;
  letter-spacing: -0.32px;
  margin-bottom: 16px;
}
.setion_3 .witer .p18 {
  color: #c9c9c9;
  letter-spacing: -0.24px;
}
.setion_3 .witer_img {
  width: 700px;
  position: absolute;
  left: 0px;
  top: 100px;
}
.setion_3 .witer_img .circle_father_father {
  position: absolute;
  top: -180px;
  right: 40px;
  z-index: 1;
  width: 580px;
  height: 580px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0);
}
.setion_3 .witer_img .circle_father_father .circle_father {
  top: 40px;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.25);
}
.setion_3 .witer_img .circle_father_father .circle_father .circle {
  top: 40px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.5);
}
.setion_3 .witer_img .circle_father_father .circle_father .circle .circle_son {
  top: 40px;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.75);
}
.setion_3 .witer_img .circle_father_father .circle_father .circle .circle_son .circle_son_son {
  top: 40px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  border: 1px solid white;
}
.setion_3 .witer_img .div_img {
  position: absolute;
  top: -39px;
  left: -392px;
  z-index: 9;
}
.setion_3 .witer_img .div_img img {
  width: 928px;
}

.setion_4 .animated .arrows1 {
  left: 30px !important;
}
.setion_4 .animated .arrows2 {
  left: 60px !important;
}
.setion_4 .animated .arrows3 {
  left: 90px !important;
}
.setion_4 .animated .arrows4 {
  left: 120px !important;
}
.setion_4 .witer_img .img_list {
  position: absolute;
  top: -50px;
  left: 40px;
  z-index: 999;
}
.setion_4 .witer_img .img_list img {
  position: absolute;
  top: 0px;
  left: 0px;
  width: 168px;
}
.setion_4 .witer_img .img_list img:nth-child(2) {
  opacity: 0.8;
}
.setion_4 .witer_img .img_list img:nth-child(3) {
  opacity: 0.6;
}
.setion_4 .witer_img .img_list img:nth-child(4) {
  opacity: 0.4;
}
.setion_4 .witer_img .img_list img:nth-child(5) {
  opacity: 0.2;
}
.setion_4 .witer_img .img_list .arrows {
  z-index: 1;
}

.setion_5 {
  min-width: 1200px;
  background: black;
}
.setion_5 a {
  width: 268px;
  height: 56px;
  display: block;
  margin: 0 auto;
  font-size: 20px;
  color: #ffffff;
  letter-spacing: -0.25px;
  text-align: center;
  line-height: 56px;
}
.setion_5 .p12 {
  text-align: center;
  margin-top: 20px;
}
.setion_5 .p12 span {
  color: rgba(255, 255, 255, 0.59);
  letter-spacing: 0;
}

.demand {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  width: 100%;
  background: #000000;
  padding-top: 50px;
}
.demand h2 {
  font-size: 40px;
  font-weight: 500;
  color: #FFFFFF;
  text-align: center;
}
.demand .p_18 {
  font-size: 18px;
  font-weight: 500;
  color: #FFFFFF;
  margin-top: 14px;
  margin-bottom: 40px;
  text-align: center;
}
.demand .demand_top {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}
.demand .demand_top div {
  padding: 73px 0 12px 14px;
  border: 4px;
}
.demand .demand_top div .p_24 {
  font-size: 24px;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 6px;
}
.demand .demand_top div .p_13 {
  font-size: 13px;
  font-weight: 400;
  color: #FFFFFF;
}
.demand .demand_top div > :nth-child(2) {
  margin-bottom: 2px;
}
.demand .demand_top > :nth-child(1) {
  background: url("/static/images/problem/img_scene_enterprise@2x.png") center no-repeat;
  background-size: 581px 164px;
  width: 589px;
  height: 172px;
}
.demand .demand_top > :nth-child(1) span {
  margin-right: 16px;
}
.demand .demand_top > :nth-child(1):hover {
  background: url("/static/images/problem/img_scene_enterprise_hover@2x.png") center no-repeat;
  background-size: 589px 172px;
  width: 589px;
  height: 172px;
  -webkit-box-shadow: 0px 8px 30px 0px rgba(29, 118, 255, 0.89);
          box-shadow: 0px 8px 30px 0px rgba(29, 118, 255, 0.89);
  border-radius: 16px;
}
.demand .demand_top > :nth-child(2) {
  margin: 0 22px;
  background: url("/static/images/problem/img_scene_government@2x.png") center no-repeat;
  background-size: 278px 164px;
  width: 286px;
  height: 172px;
}
.demand .demand_top > :nth-child(2):hover {
  background: url("/static/images/problem/img_scene_governmen_hover@2x.png") center no-repeat;
  background-size: 286px 172px;
  width: 286px;
  height: 172px;
  -webkit-box-shadow: 0px 8px 30px 0px rgba(29, 118, 255, 0.89);
          box-shadow: 0px 8px 30px 0px rgba(29, 118, 255, 0.89);
  border-radius: 16px;
}
.demand .demand_top > :nth-child(3) {
  background: url("/static/images/problem/img_scene_oem@2x.png") center no-repeat;
  background-size: 278px 164px;
  width: 286px;
  height: 172px;
}
.demand .demand_top > :nth-child(3) span {
  margin-right: 8px;
}
.demand .demand_top > :nth-child(3):hover {
  background: url("/static/images/problem/img_scene_oem_hover@2x.png") center no-repeat;
  background-size: 286px 172px;
  width: 286px;
  height: 172px;
  -webkit-box-shadow: 0px 8px 30px 0px rgba(29, 118, 255, 0.89);
          box-shadow: 0px 8px 30px 0px rgba(29, 118, 255, 0.89);
  border-radius: 16px;
}
.demand .demand_bottom {
  margin-top: 10px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}
.demand .demand_bottom div {
  padding: 73px 0 14px 14px;
  border: 4px;
  display: block;
}
.demand .demand_bottom div .p_24 {
  font-size: 24px;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 6px;
}
.demand .demand_bottom div .p_13 {
  font-size: 13px;
  font-weight: 400;
  color: #FFFFFF;
}
.demand .demand_bottom div > :nth-child(2) {
  margin-bottom: 2px;
}
.demand .demand_bottom > :nth-child(1) {
  background: url("/static/images/problem/img_scene_finance@2x.png") center no-repeat;
  background-size: 278px 164px;
  width: 286px;
  height: 172px;
}
.demand .demand_bottom > :nth-child(1) span {
  margin-right: 16px;
}
.demand .demand_bottom > :nth-child(1):hover {
  background: url("/static/images/problem/img_scene_finance_hover@2x.png") center no-repeat;
  background-size: 286px 172px;
  width: 286px;
  height: 172px;
  -webkit-box-shadow: 0px 8px 30px 0px rgba(29, 118, 255, 0.89);
          box-shadow: 0px 8px 30px 0px rgba(29, 118, 255, 0.89);
  border-radius: 16px;
}
.demand .demand_bottom > :nth-child(2) {
  margin: 0 22px;
  background: url("/static/images/problem/img_scene_medical-care@2x.png") center no-repeat;
  background-size: 278px 164px;
  width: 286px;
  height: 172px;
}
.demand .demand_bottom > :nth-child(2):hover {
  background: url("/static/images/problem/img_scene_medical-care_hover @2x.png") center no-repeat;
  background-size: 286px 172px;
  width: 286px;
  height: 172px;
  -webkit-box-shadow: 0px 8px 30px 0px rgba(29, 118, 255, 0.89);
          box-shadow: 0px 8px 30px 0px rgba(29, 118, 255, 0.89);
  border-radius: 16px;
}
.demand .demand_bottom > :nth-child(3) {
  background: url("/static/images/problem/img_scene_education@2x.png") center no-repeat;
  background-size: 581px 164px;
  width: 589px;
  height: 172px;
}
.demand .demand_bottom > :nth-child(3) span {
  margin-right: 10px;
}
.demand .demand_bottom > :nth-child(3):hover {
  background: url("/static/images/problem/img_scene_education_hover1 @2x.png") center no-repeat;
  background-size: 589px 172px;
  width: 589px;
  height: 172px;
  -webkit-box-shadow: 0px 8px 30px 0px rgba(29, 118, 255, 0.89);
          box-shadow: 0px 8px 30px 0px rgba(29, 118, 255, 0.89);
  border-radius: 16px;
}

.setion_6 {
  padding: 125px 0 0px;
  background: black;
}
.setion_6 p {
  font-size: 40px;
  color: #ffffff;
  letter-spacing: -0.32px;
  margin-bottom: 65px;
  text-align: center;
}
.setion_6 .w1200 {
  margin: 0 auto;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}
.setion_6 .w1200 li:nth-child(1) {
  background: url("/static/images/lupingdashi/bg1@2x.png") no-repeat center;
  background-size: cover;
}
.setion_6 .w1200 li:nth-child(2) {
  background: url("/static/images/lupingdashi/bg2@2x.png") no-repeat center;
  background-size: cover;
}
.setion_6 .w1200 li:nth-child(3) {
  background: url("/static/images/lupingdashi/bg3@2x.png") no-repeat center;
  background-size: cover;
}
.setion_6 .w1200 li:nth-child(4) {
  background: url("/static/images/lupingdashi/bg4@2x.png") no-repeat center;
  background-size: cover;
}
.setion_6 .w1200 li:nth-child(5) {
  background: url("/static/images/lupingdashi/bg5@2x.png") no-repeat center;
  background-size: cover;
}
.setion_6 .w1200 li:hover .icon img {
  top: 60px;
}
.setion_6 .w1200 li:hover .icon p {
  top: 129px;
}
.setion_6 .w1200 li:hover .icon div {
  width: 90%;
  height: 110px;
  bottom: 50px;
}
.setion_6 .w1200 li {
  position: relative;
  overflow: hidden;
  width: 200px;
  height: 340px;
}
.setion_6 .w1200 li .icon {
  width: 200px;
  height: 340px;
  background: rgba(0, 0, 0, 0.5);
  position: relative;
}
.setion_6 .w1200 li .icon img {
  width: 48px;
  top: 126px;
}
.setion_6 .w1200 li .icon p {
  text-align: center;
  top: 195px;
  font-size: 20px;
  color: #ffffff;
  letter-spacing: -0.32px;
}
.setion_6 .w1200 li .icon div {
  bottom: -200px;
  width: 175px;
  font-size: 16px;
  color: #ffffff;
  letter-spacing: -0.24px;
}

.setion_7 {
  height: 600px;
  background: url("/static/images/lupingdashi/BG@2x.jpg") no-repeat center;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  position: relative;
}
.setion_7 .mask {
  background-image: -webkit-gradient(linear, left top, left bottom, from(#000000), to(rgba(0, 0, 0, 0.4)));
  background-image: linear-gradient(-180deg, #000000 0%, rgba(0, 0, 0, 0.4) 100%);
}
.setion_7 .footer-banner-title {
  font-size: 38px;
  color: #ffffff;
  letter-spacing: -0.5px;
  line-height: 53px;
  margin-bottom: 64px;
}
.setion_7 .piece {
  width: 40vw;
  /*    height: 561px*/
  position: absolute;
  right: 0px;
  bottom: 0px;
  z-index: 901;
}
.setion_7 .w1200 {
  bottom: 50px;
  z-index: 900;
}
.setion_7 .clearfix {
  width: 500px;
}
.setion_7 .clearfix .a_list {
  float: left;
}
.setion_7 .clearfix .a_list a {
  display: block;
}
.setion_7 .clearfix .a_list .hover_color {
  width: 268px;
  height: 56px;
  color: #ffffff;
  letter-spacing: -0.25px;
  line-height: 56px;
  text-align: center;
}
.setion_7 .clearfix .a_list .p12 {
  text-align: center;
  margin: 6px 0 31px;
}
.setion_7 .clearfix .a_list .p12 span {
  margin-right: 10px;
  color: rgba(255, 255, 255, 0.59);
  letter-spacing: 0;
}
.setion_7 .clearfix .a_list .yellow {
  width: 268px;
  height: 56px;
  color: #ffffff;
  letter-spacing: -0.25px;
  line-height: 56px;
  background-image: -webkit-gradient(linear, right top, left top, from(#fea33b), to(#fe7c34));
  background-image: linear-gradient(-90deg, #fea33b 0%, #fe7c34 100%);
  text-align: center;
}
.setion_7 .clearfix .ewm {
  float: right;
}
.setion_7 .clearfix .ewm .img_border {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}
.setion_7 .clearfix .ewm .img_border img {
  width: 144px;
  height: 144px;
  border: 1px solid white;
  padding: 8px;
}
.setion_7 .clearfix .ewm p {
  font-size: 12px;
  color: #ffffff;
  letter-spacing: 0;
  text-align: center;
  margin-top: 10px;
}

.setion_8 {
  height: 7px;
  background-image: linear-gradient(-223deg, #0045ff 0%, #34dfff 100%);
}

.setion_2 {
  height: 700px;
}

.setion_4 {
  height: 570px;
}

.setion_4 .witer_img {
  left: 464px;
}

.setion_4 .witer_img .div_img {
  top: 5px;
  left: 110px;
}

.arrow {
  width: 50px;
  height: 50px;
  margin-left: 12px;
  position: absolute;
  left: 50%;
  bottom: 50px;
  -webkit-transform-origin: 50% 50%;
  transform-origin: 50% 50%;
  -webkit-transform: translate3d(-50%, -50%, 0);
  transform: translate3d(-50%, -50%, 0);
}

.arrow-1 {
  -webkit-animation: arrow-movement 2s ease-in-out infinite;
  animation: arrow-movement 2s ease-in-out infinite;
}

.arrow-2 {
  -webkit-animation: arrow-movement 2s 1s ease-in-out infinite;
  animation: arrow-movement 2s 1s ease-in-out infinite;
}

.arrow:before,
.arrow:after {
  background: #fff;
  content: "";
  display: block;
  height: 3px;
  position: absolute;
  top: 0;
  left: 0;
  width: 20px;
  border-radius: 30px;
}

.arrow:before {
  -webkit-transform: rotate(45deg) translateX(-3px);
  transform: rotate(45deg) translateX(-3px);
  -webkit-transform-origin: top left;
  transform-origin: top left;
}

.arrow:after {
  -webkit-transform: rotate(-45deg) translateX(3px);
  transform: rotate(-45deg) translateX(3px);
  -webkit-transform-origin: top right;
  transform-origin: top right;
}

@-webkit-keyframes arrow-movement {
  0% {
    opacity: 0;
    bottom: 70px;
  }
  70% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}
@keyframes arrow-movement {
  0% {
    opacity: 0;
    bottom: 70px;
  }
  70% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}
/*footer hack*/
.footer-content_wrapper .footer_list {
  float: left;
  margin-top: -25px;
}

.footer-content_wrapper .links-column {
  float: right;
}

.footer-content_wrapper .footer_list .list-item {
  float: none;
}

.footer-content_wrapper .links-column li.column-header {
  color: #ffffff;
}

.footer-content_wrapper .links-column li a.qqkf-button {
  background: none;
  text-align: left;
}

.footer-content_wrapper .footer_list .list-item {
  margin-top: 20px;
}

.footer-content_wrapper .footer_list .list-item span {
  color: #ffffff;
  opacity: 0.6;
}

.footer-content_wrapper .links-column li a {
  color: #ffffff;
  opacity: 0.6;
}

.fixed_box p a:hover span {
  color: #0079FF !important;
}

.fixed_box p a:hover span i {
  color: #0079FF !important;
}

.footer-content_wrapper .links-column li a.qqkf-button:hover {
  background: none;
}

.footer-content_wrapper {
  background: #292929;
}

.footer-content_wrapper .links-column.secod-column {
  margin: 0 129px 0 120px;
}

.wx_ewm {
  float: right;
  margin: 0 103px 0 93px;
}
.wx_ewm div {
  margin: 0 auto;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}
.wx_ewm img {
  width: 100px;
  height: 100px;
  padding: 6px;
  border: 1px solid #fff;
}
.wx_ewm p {
  font-size: 12px;
  color: #ffffff;
  letter-spacing: 0;
  text-align: center;
  line-height: 20px;
  margin-top: 15px;
}

.fixed_box {
  display: none;
  top: initial;
  background: #FFFFFF;
  -webkit-box-shadow: 0px 9px 23px 0px rgba(196, 194, 217, 0.2);
          box-shadow: 0px 9px 23px 0px rgba(196, 194, 217, 0.2);
  border-radius: 8px;
  border: 1px solid #E7E7E9;
  position: fixed;
  bottom: 50px;
  right: 20px;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  z-index: 999;
}
.fixed_box .hover_box {
  width: 221px;
  height: 279px;
  position: absolute;
  top: -15px;
  left: -210px;
  background: url(/static/images/lupingdashi/img_bg@2x.png) center no-repeat;
  background-size: cover;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  padding-top: 34px;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  padding-right: 3px;
  display: none;
}
.fixed_box .hover_box img {
  width: 111px;
  height: 111px;
}
.fixed_box .hover_box .p_14 {
  font-size: 14px;
  font-weight: 600;
  color: #3B3B3B;
  line-height: 24px;
  margin-top: 6px;
}
.fixed_box .hover_box .line_style {
  width: 133px;
  height: 1px;
  opacity: 0.75;
  border-bottom: 1px dashed #D8D8D8;
  margin-top: 4px;
}
.fixed_box .hover_box .p_12 {
  font-size: 12px;
  font-weight: 600;
  color: #3B3B3B;
  line-height: 24px;
  margin-top: 8px;
}
.fixed_box .hover_box .p_time {
  font-size: 14px;
  font-weight: 400;
  color: #6E6E6E;
  line-height: 22px;
  margin-top: -5px;
}
.fixed_box p .icon-wrapper {
  height: auto;
  margin-bottom: 18px;
}
.fixed_box p a {
  padding-bottom: 20px;
  margin-top: 20px;
}
.fixed_box p a span {
  color: #272727;
}
.fixed_box p a span i {
  color: #272727;
}

.go-back_top {
  background: black !important;
  border-radius: 0px !important;
  border: 2px solid #00e4ff;
  z-index: 999999999;
}

.go-back_top:hover .iconfont {
  color: #00e4ff;
}

.links-column-color {
  display: inline-block;
  width: 158px;
  color: #fff;
  opacity: 0.6;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

.links-column-margin {
  margin-right: 60px;
}

.footer-frame {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-flow: row nowrap;
          flex-flow: row nowrap;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: start;
      -ms-flex-align: start;
          align-items: flex-start;
  width: 1200px;
  margin: 0 auto;
  padding-right: 80px;
}
.footer-frame .wx_ewm {
  margin: 0;
}
.footer-frame .ul-container {
  width: 600px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-flow: row nowrap;
          flex-flow: row nowrap;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: start;
      -ms-flex-align: start;
          align-items: flex-start;
}
.footer-frame .ul-container > ul {
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
}

.banner-download-btn-wrap {
  width: 320px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  position: relative;
  margin: 0 auto;
}
.banner-download-btn-wrap .linear-border {
  -webkit-box-shadow: 0px 11px 95px 0px #0171a0;
          box-shadow: 0px 11px 95px 0px #0171a0;
  border: 2px solid;
  -o-border-image: linear-gradient(153deg, #20ecff, #009af6) 2 2;
     border-image: linear-gradient(153deg, #20ecff, #009af6) 2 2;
}

.advantage-component {
  padding-top: 56px;
  padding-bottom: 108px;
  background-color: #000000;
}
.advantage-component > h2 {
  font-size: 40px;
  font-weight: 500;
  color: white;
  text-align: center;
  margin-bottom: 124px;
}
.advantage-component > ul {
  width: 1200px;
  min-height: 450px;
  margin: 0 auto;
  position: relative;
  padding-bottom: 90px;
  -webkit-transform: translateX(40px);
          transform: translateX(40px);
}
.advantage-component > ul .left-frame {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-flow: column nowrap;
          flex-flow: column nowrap;
  -webkit-box-pack: start;
      -ms-flex-pack: start;
          justify-content: flex-start;
  -webkit-box-align: start;
      -ms-flex-align: start;
          align-items: flex-start;
  padding-top: 65px;
}
.advantage-component > ul .left-frame > h3 {
  font-size: 24px;
  font-weight: 500;
  color: white;
  margin-bottom: 24px;
}
.advantage-component > ul .left-frame > h3:before {
  content: "";
  display: block;
  width: 141px;
  height: 8px;
  background-image: linear-gradient(133deg, #00ffae 0%, #509ff5 100%);
  margin: 0 auto 16px;
}
.advantage-component > ul .left-frame > p {
  width: 387px;
  font-size: 18px;
  font-weight: 400;
  color: #c9c9c9;
  line-height: 32px;
}
.advantage-component > ul .left-frame > p.p2 {
  margin-bottom: 32px;
}
.advantage-component > ul .left-frame > a {
  width: 268px;
  height: 56px;
  -webkit-box-shadow: 0px 11px 95px 0px #0171a0;
          box-shadow: 0px 11px 95px 0px #0171a0;
  font-size: 20px;
  color: white;
  line-height: 56px;
  text-align: center;
  display: block;
  margin-bottom: 11px;
}
.advantage-component > ul .left-frame > span {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.59);
}
.advantage-component > ul .right-frame {
  padding: 68px 173px 70px 0;
  background: url("/static/images/common_bg1@2x.png") no-repeat top right;
  background-size: 640px 544px;
  position: absolute;
  right: -173px;
  top: -68px;
}
.advantage-component > ul .right-frame > div {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-flow: row nowrap;
          flex-flow: row nowrap;
  margin-bottom: 26px;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}
.advantage-component > ul .right-frame > div > span {
  font-size: 20px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.5);
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-flow: row nowrap;
          flex-flow: row nowrap;
  -webkit-box-pack: start;
      -ms-flex-pack: start;
          justify-content: flex-start;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  cursor: pointer;
  position: relative;
  padding-left: 40px;
}
.advantage-component > ul .right-frame > div > span:before {
  content: "";
  display: block;
  width: 20px;
  height: 20px;
  background: rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 5px;
  -webkit-transform: translateY(-50%);
          transform: translateY(-50%);
}
.advantage-component > ul .right-frame > div > span.active {
  color: white;
}
.advantage-component > ul .right-frame > div > span.active:before {
  width: 14px;
  height: 14px;
  background: linear-gradient(153deg, #20ecff 0%, #009af6 100%);
  -webkit-box-shadow: 0px 0px 0px 6px rgba(0, 170, 241, 0.5);
          box-shadow: 0px 0px 0px 6px rgba(0, 170, 241, 0.5);
}
.advantage-component > ul .right-frame > video {
  width: 640px;
  height: 360px;
}

.feature-component {
  padding-bottom: 94px;
  background-color: #000000;
}
.feature-component > ul {
  width: 1200px;
  margin: 0 auto;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-flow: row nowrap;
          flex-flow: row nowrap;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.feature-component > ul > li {
  width: 339px;
  background: linear-gradient(179deg, #293251 0%, rgba(59, 69, 105, 0.19) 100%);
  -webkit-box-shadow: 0px 4px 23px 0px #0171a0;
          box-shadow: 0px 4px 23px 0px #0171a0;
  padding: 0 25px 56px;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  text-align: center;
}
.feature-component > ul > li:not(:last-child) {
  margin-right: 52px;
}
.feature-component > ul > li > img {
  width: 100px;
}
.feature-component > ul > li > h3 {
  font-size: 24px;
  font-weight: 500;
  color: white;
  text-align: center;
  margin-bottom: 24px;
}
.feature-component > ul > li > p {
  font-size: 18px;
  color: #c9c9c9;
  line-height: 32px;
  text-align: center;
  font-weight: 400;
}

.vip-component {
  padding-top: 120px;
  padding-bottom: 80px;
  background-color: #000;
}
.vip-component > h2 {
  font-size: 40px;
  font-weight: 500;
  color: white;
  text-align: center;
  margin-bottom: 120px;
}
.vip-component > ul {
  width: 1200px;
  margin: 0 auto;
}
.vip-component > ul > li {
  width: 100%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-flow: row nowrap;
          flex-flow: row nowrap;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: end;
      -ms-flex-align: end;
          align-items: flex-end;
}
.vip-component > ul > li:first-child {
  margin-bottom: 235px;
}
.vip-component > ul > li:first-child > div {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-flow: column nowrap;
          flex-flow: column nowrap;
  -webkit-box-pack: start;
      -ms-flex-pack: start;
          justify-content: flex-start;
  -webkit-box-align: start;
      -ms-flex-align: start;
          align-items: flex-start;
}
.vip-component > ul > li:first-child > div > h3 {
  font-size: 24px;
  font-weight: 500;
  color: white;
  margin-bottom: 24px;
}
.vip-component > ul > li:first-child > div > h3:before {
  content: "";
  display: block;
  width: 141px;
  height: 8px;
  background-image: linear-gradient(133deg, #00ffae 0%, #509ff5 100%);
  margin-bottom: 16px;
}
.vip-component > ul > li:first-child > div > p {
  width: 399px;
  font-size: 18px;
  font-weight: 400;
  color: #c9c9c9;
}
.vip-component > ul > li:first-child > img {
  width: 565px;
}
.vip-component > ul > li:last-child > div {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-flow: column nowrap;
          flex-flow: column nowrap;
  -webkit-box-pack: end;
      -ms-flex-pack: end;
          justify-content: flex-end;
  -webkit-box-align: end;
      -ms-flex-align: end;
          align-items: flex-end;
}
.vip-component > ul > li:last-child > div > h3 {
  font-size: 24px;
  font-weight: 500;
  color: white;
  margin-bottom: 24px;
}
.vip-component > ul > li:last-child > div > h3:before {
  content: "";
  display: block;
  width: 141px;
  height: 8px;
  background: linear-gradient(133deg, #00ffae 0%, #509ff5 100%);
  margin-bottom: 16px;
  margin-left: 24px;
}
.vip-component > ul > li:last-child > div > p {
  width: 399px;
  font-size: 18px;
  font-weight: 400;
  color: #c9c9c9;
  margin-bottom: 64px;
}
.vip-component > ul > li:last-child > div > a {
  width: 268px;
  height: 56px;
  -webkit-box-shadow: 0px 11px 95px 0px #0171a0;
          box-shadow: 0px 11px 95px 0px #0171a0;
  text-align: center;
  line-height: 56px;
  font-size: 20px;
  color: white;
  margin-bottom: 40px;
}
.vip-component > ul > li:last-child > img {
  width: 565px;
}

@media screen and (max-width: 1366px) {
  .vip-component > ul,
.feature-component > ul {
    width: 1140px;
  }

  .advantage-component > ul .right-frame {
    right: -73px;
  }

  .setion_1 .p18 {
    width: 80%;
  }

  .setion_6 .w1200 {
    width: 1140px;
  }
}
.help_box {
  min-width: 1300px;
  overflow-x: auto;
  min-height: calc(100vh - 316px);
}
.help_box .nav_bg {
  height: 84px;
  background: #000000;
}
.help_box .crumbs {
  width: 1200px;
  margin: 20px auto 30px;
  font-size: 14px;
}
.help_box .crumbs a {
  color: #666666;
}
.help_box .crumbs a.on {
  color: #1890FF;
}
.help_box .help_con {
  width: 1200px;
  margin: 0 auto 40px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
}
.help_box .help_con .help_left {
  padding-right: 15px;
}
.help_box .help_con .help_left .search-form_wrapper {
  position: relative;
  width: 280px;
  height: 40px;
}
.help_box .help_con .help_left .search-form_wrapper input {
  width: 280px;
  height: 40px;
  border-radius: 4px;
  border: 1px solid #D8D8D8;
  padding-left: 12px;
  font-size: 14px;
}
.help_box .help_con .help_left .search-form_wrapper input:focus {
  border-color: #1890FF;
}
.help_box .help_con .help_left .search-form_wrapper .search-btn {
  position: absolute;
  right: 0;
  top: 0;
  width: 40px;
  height: 40px;
  border-radius: 0px 4px 4px 0px;
  background: url("/static/images/icon_search@2x.png") center no-repeat, #1890FF;
  background-size: 20px 20px;
  cursor: pointer;
}
.help_box .help_con .help_left .search-form_wrapper .search-btn:active {
  opacity: 0.5;
}
.help_box .help_con .help_left .tab_box {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  margin: 30px 0;
}
.help_box .help_con .help_left .tab_box .tab_item {
  color: #333333;
  font-size: 16px;
  padding-bottom: 7px;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  width: 146px;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  text-align: center;
}
.help_box .help_con .help_left .tab_box .tab_item.on {
  font-weight: 500;
  border-bottom-color: #1890FF;
}
.help_box .help_con .help_left .category_box h2 {
  font-size: 18px;
  color: #333;
  font-weight: 600;
  margin-bottom: 29px;
}
.help_box .help_con .help_left .category_box .category_item {
  display: none;
}
.help_box .help_con .help_left .category_box .category_item.on {
  display: block;
}
.help_box .help_con .help_left .category_box .category_item > ul > li {
  padding-right: 12px;
  margin-bottom: 8px;
}
.help_box .help_con .help_left .category_box .category_item > ul > li.on p {
  background: url("/static/images/icon_close@2x.png") right center no-repeat;
  background-size: 16px 16px;
  color: #1890FF;
  font-weight: 500;
}
.help_box .help_con .help_left .category_box .category_item > ul > li p {
  width: 292px;
  height: 40px;
  line-height: 40px;
  background: url("/static/images/icon_go to@2x.png") right center no-repeat;
  background-size: 16px 16px;
  cursor: pointer;
  color: #333;
}
.help_box .help_con .help_left .category_box .category_item > ul > li > ul {
  display: none;
  width: calc(100% + 12px);
}
.help_box .help_con .help_left .category_box .category_item > ul > li > ul > li {
  padding: 4px 0;
}
.help_box .help_con .help_left .category_box .category_item > ul > li > ul > li.on a {
  background: #F4F4F5;
  color: #1890FF;
}
.help_box .help_con .help_left .category_box .category_item > ul > li > ul > li.on a i {
  background: #1890FF;
}
.help_box .help_con .help_left .category_box .category_item > ul > li > ul > li a {
  width: 100%;
  height: 40px;
  border-radius: 2px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  font-size: 14px;
  color: #333;
  padding-left: 8px;
}
.help_box .help_con .help_left .category_box .category_item > ul > li > ul > li a i {
  width: 4px;
  height: 4px;
  background: #D8D8D8;
  margin-right: 8px;
  border-radius: 50%;
}
.help_box .help_con .help_left .category_box .category_item > ul > li > ul > li a:hover {
  background: #F4F4F5;
  color: #1890FF;
}
.help_box .help_con .help_left .category_box .category_item > ul > li > ul > li a:hover i {
  background: #1890FF;
}
.help_box .help_con .help_left .category_box .category_item > ul > li > ul > li a span {
  width: 260px;
  overflow: hidden;
  text-overflow: ellipsis;
}
.help_box .help_con .help_right {
  width: 875px;
  border-left: 1px solid #D8D8D8;
  padding-left: 47px;
}
.help_box .help_con .search_right {
  min-height: 500px;
}
.help_box .help_con .search_right h1 {
  font-weight: 500;
}
.help_box .help_con .search_right .search_list {
  width: 100%;
  border-top: 1px solid #D8D8D8;
}
.help_box .help_con .search_right .search_list li {
  padding: 22px 0;
  border-bottom: 1px solid #D8D8D8;
  color: #333333;
}
.help_box .help_con .search_right .search_list li:hover p {
  color: #1890FF !important;
}
.help_box .help_con .search_right .search_list li .p_20 {
  font-size: 20px;
  font-weight: bold;
  color: #333;
  margin-bottom: 16px;
}
.help_box .help_con .search_right .search_list li .p_16 p {
  font-size: 16px;
  width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #333333;
  line-height: 28px;
}
.help_box .help_con .search_right .search_nodata {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  margin-top: 114px;
}
.help_box .help_con .search_right .search_nodata > img {
  width: 160px;
  height: 140px;
}
.help_box .help_con .search_right .search_nodata .p_20 {
  font-size: 20px;
  margin: 40px 0 16px;
  color: #333;
}
.help_box .help_con .search_right .search_nodata .font_14 {
  font-size: 14px;
}
.help_box .help_con .search_right .search_nodata .font_14 a {
  color: #1890FF;
  text-decoration: none;
}

.help_bottom_line_style {
  height: 7px;
  background: linear-gradient(223deg, #0045ff 0%, #34dfff 100%);
}

.help_right .search_data h1 {
  color: #333;
  font-size: 32px;
  font-weight: 500;
}

.fixed_yc {
  position: fixed;
  top: 0;
  left: 0;
  background: linear-gradient(135deg, #0ED5B4 0%, #06DB71 100%);
  height: 60px;
  width: 100%;
  z-index: 10000;
}
.fixed_yc > div {
  position: relative;
  width: 1350px;
  height: 60px;
  margin: 0 auto;
  background: url("/static/images/img_banner @2x.png") center no-repeat;
  background-size: cover;
}
.fixed_yc > div .close_btn {
  position: absolute;
  right: 0;
  top: 12px;
  width: 36px;
  height: 36px;
  cursor: pointer;
}