/****** 基本样式 ******/
body {
  margin: 0 auto;
  padding: 0;
  width: 1000px;
  font-family: "微软雅黑";
}

div,
input,
p,
dl,
dd,
dt,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5 {
  margin: 0;
  padding: 0;
}

ul,
ol {
  list-style-type: none;
}

img {
  display: block;
  border: none;
}

a {
  display: block;
  text-decoration: none;
}

a:hover {
  text-decoration: none;
}

/********************* 首页1 *********************/

.home_container1 {
  margin: 0px auto;
  width: 1000px;
}

.home_container1a {
  width: 100%;
  height: 936px;
  background: #d8d8d8 url(../images/home_1a.jpg) no-repeat center top;
  background-size: 100% 100%;
  padding: 815px 0 0 30px;
  box-sizing: border-box;
}

.home_container1a a {
  width: 216px;
  height: 90px;
  margin: 0 10px;
  float: left;
  /* background-color: rgba(0, 0, 0, 0.3); */
}

.home_container1b {
  width: 100%;
  height: 5362px;
  background: #d8d8d8 url(../images/home_bg.jpg) no-repeat center top;
  background-size: 100% auto;
}

.home_container1b_an1 {
  width: 335px;
  height: 90px;
  float: left;
  margin: 1250px 600px 0 335px;
 /* background-color: rgba(0, 0, 0, 0.3);*/
}

.home_container1b_an2 {
  width: 335px;
  height: 90px;
  float: left;
  margin: 2520px 0 0 150px;
  /* background-color: rgba(0, 0, 0, 0.3);*/
}

.home_an1 {
  width: 100%;
  float: left;
  margin: 5215px 0px 0 0px;
}

.home_an1_1 {
  width: 300px;
  height: 90px;
  float: left;
  margin: 0px 0px 0 200px;
  /* background: rgba(0, 0, 0, 0.1); */
}

.home_an2 {
  width: 100%;
  float: left;
  margin: 200px 0px 0 0px;
}

.home_an2_1 {
  width: 250px;
  height: 120px;
  float: left;
  margin: 0px 0px 0 0px;
  /* background: rgba(0, 0, 0, 0.1); */
}

.home_an3 {
  width: 100%;
  float: left;
  margin: 340px 0px 0 0px;
}

.home_an3_1 {
  width: 300px;
  height: 90px;
  float: left;
  margin: 0px 0px 0 336px;
  /* background: rgba(0, 0, 0, 0.1); */
}

/********************* 详情 *********************/

.details1_nr {
  width: 100%;
  height: 5440px;
  background: #d8d8d8 url(../images/details1_bg.jpg) no-repeat center top;
  background-size: 100% auto;
}

.details2_nr {
  width: 100%;
  height: 5842px;
  background: #d8d8d8 url(../images/details2_bg.jpg) no-repeat center top;
  background-size: 100% auto;
}

.details3_nr {
  width: 100%;
  height: 8674px;
  background: #d8d8d8 url(../images/details3_bg.jpg) no-repeat center top;
  background-size: 100% auto;
}

/* .details4_nr {
  width: 100%;
  height: 7383px;
  background: #d8d8d8 url(../images/details4_bg.jpg) no-repeat center top;
  background-size: 100% auto;
} */

.details3_nr_1 {
  width: 100%;
  height: 3027px;
  background: #d8d8d8 url(../images/details3_1.jpg) no-repeat center top;
  background-size: 100% auto;
}

.details3_nr_3 {
  width: 100%;
}

.details3_nr_3 img {
  width: 100%;
}

.details3_nr_2 {
  width: 100%;
  height: 2239px;
  background: #d8d8d8 url(../images/details3_5.jpg) no-repeat center top;
  background-size: 100% auto;
}

.details4_nr_1 {
  width: 100%;
  height: 3026px;
  background: #d8d8d8 url(../images/details4_1.jpg) no-repeat center top;
  background-size: 100% auto;
}

.details4_nr_3 {
  width: 100%;
}

.details4_nr_3 img {
  width: 100%;
}

.details4_nr_2 {
  width: 100%;
  height: 1184px;
  background: #d8d8d8 url(../images/details4_7.jpg) no-repeat center top;
  background-size: 100% auto;
}

/********************* 首页2 *********************/

.home_container2 {
  margin: 0px auto;
  width: 1000px;
}

.home_container2a {
  width: 100%;
  height: 936px;
  background: #d8d8d8 url(../images/home_2a.jpg) no-repeat center top;
  background-size: 100% 100%;
  padding: 815px 0 0 30px;
  box-sizing: border-box;
}

.home_container2a a {
  width: 216px;
  height: 90px;
  margin: 0 10px;
  float: left;
  /* background-color: rgba(0, 0, 0, 0.3); */
}

.home_container2b {
  width: 100%;
  height: 3947px;
  background: #d8d8d8 url(../images/home_2b.jpg) no-repeat center top;
  background-size: 100% auto;
}

.home_container2b_an1 {
  width: 280px;
  height: 80px;
  float: left;
  margin: 216px 600px 0 80px;
  /* background-color: rgba(0, 0, 0, 0.3); */
}

.home_container2b_an2 {
  width: 280px;
  height: 80px;
  float: left;
  margin: 3000px 0 0 80px;
  /* background-color: rgba(0, 0, 0, 0.3); */
}

/********************* 首页3 *********************/

.home_container3 {
  margin: 0px auto;
  width: 1000px;
}

.home_container3a {
  width: 100%;
  height: 936px;
  background: #d8d8d8 url(../images/home_3a.jpg) no-repeat center top;
  background-size: 100% 100%;
  padding: 815px 0 0 30px;
  box-sizing: border-box;
}

.home_container3a a {
  width: 216px;
  height: 90px;
  margin: 0 10px;
  float: left;
  /* background-color: rgba(0, 0, 0, 0.3); */
}

.home_container3b {
  width: 100%;
  height: 4394px;
  background: #d8d8d8 url(../images/home_3b.jpg) no-repeat center top;
  background-size: 100% auto;
}

.home_container3b_an1 {
  width: 280px;
  height: 80px;
  float: left;
  margin: 216px 600px 0 80px;
  /* background-color: rgba(0, 0, 0, 0.3); */
}

.home_container3b_an2 {
  width: 280px;
  height: 80px;
  float: left;
  margin: 3440px 0 0 80px;
  /* background-color: rgba(0, 0, 0, 0.3); */
}

/********************* 首页4 *********************/

.home_container4 {
  margin: 0px auto;
  width: 1000px;
}

.home_container4a {
  width: 100%;
  height: 936px;
  background: #d8d8d8 url(../images/home_4a.jpg) no-repeat center top;
  background-size: 100% 100%;
  padding: 815px 0 0 30px;
  box-sizing: border-box;
}

.home_container4a a {
  width: 216px;
  height: 90px;
  margin: 0 10px;
  float: left;
  /* background-color: rgba(0, 0, 0, 0.3); */
}

.home_container4b {
  width: 100%;
  height: 3680px;
  background: #d8d8d8 url(../images/form1_bg.jpg) no-repeat center top;
  background-size: 100% auto;
  padding-top: 85px; /* 添加这一行 */
}

.home_container4b-2 {
  width: 100%;
  height: 2980px;
  background: #d8d8d8 url(../images/form2_bg.jpg) no-repeat center top;
  background-size: 100% auto;
}

.home_container4b_an1 {
  width: 280px;
  height: 80px;
  float: left;
  margin: 216px 600px 0 80px;
  /* background-color: rgba(0, 0, 0, 0.3); */
}

.home_container4b_an2 {
  width: 280px;
  height: 80px;
  float: left;
  margin: 3440px 0 0 80px;
  /* background-color: rgba(0, 0, 0, 0.3); */
}

.container_home1_an1 {
  float: left;
  margin: 1860px 0 0 350px;
  width: 280px;
  height: 100px;
  /* background: rgba(0, 0, 0, 0.3); */
  cursor: pointer;
}

.container_home1_an2 {
  float: left;
  margin: 236px 0 0 350px;
  width: 280px;
  height: 100px;
  /* background: rgba(0, 0, 0, 0.3); */
  cursor: pointer;
}

.container_home1_a {
  width: 100%;
  height: 1240px;
  float: left;
  margin: 1750px 0 0 0;
  /* background-color: rgba(0, 0, 0, 0.3); */
}

.container_home1_a1 {
  width: 250px;
  height: 1040px;
  float: left;
  margin: 0px 0 0 680px;
  /* background-color: rgba(0, 0, 0, 0.3); */
}

.container_home1_a2 {
  width: 250px;
  height: 200px;
  float: left;
  margin: 0px 0 0 680px;
  /* background-color: rgba(0, 0, 0, 0.3); */
}

/* 按钮1 */
.container_home1_button1 {
  float: left;
  width: 100%;
  height: 71px;
  margin: 300px 0 0 0;
}
.container_home1_button1a {
  float: left;
  margin: 0 0 0 70px;
  width: 297px;
  height: 105px;
}

.container_home1_button1a img {
  float: left;
  width: 297px;
  height: 105px;
}

/* 视频1 */
.container_home1_sp1 {
  width: 100%;
  float: left;
  margin: 110px 0 0 0;
}

.container_home1_sp1 video {
  width: 750px;
  float: left;
  margin: 0 125px;
}

/* 视频2 */
.container_home1_sp2 {
  width: 100%;
  float: left;
  margin: 860px 0 0 0;
}

.container_home1_sp2 video {
  width: 550px;
  float: left;
  margin: 0 75px;
}

/* 产品 */
.container_home1_cp {
  width: 100%;
  float: left;
  margin: 360px 0 0 0;
  padding: 0px 26px;
  box-sizing: border-box;
}

.container_home1_cp span {
  width: 305px;
  height: 126px;
  float: left;
  margin: 0 9px;
}

/* 按钮2 */
.container_home1_button2 {
  float: left;
  width: 100%;
  height: 71px;
  margin: 230px 0 0 0;
}

.container_home1_button2a {
  float: left;
  margin: 0 0 0 70px;
  width: 205px;
  height: 71px;
}

.container_home1_button2a img {
  float: left;
  width: 205px;
  height: 71px;
}

.container_home1_lis {
  width: 822px;
  margin: 745px 89px 0;
  float: left;
  /* background: rgba(204, 33, 33, 0.5); */
}

.container_home1_list {
  width: 236px;
  height: 364px;
  margin: 0px 18px 56px;
  float: left;
  /* background: rgba(204, 33, 33, 0.5); */
}

.container_home1_list1_1 {
  width: 236px;
  height: 220px;
  margin: 0px 0px 0px 0px;
  float: left;
  /* background: rgba(204, 33, 33, 0.5); */
}

.container_home1_list1_2 {
  width: 236px;
  height: 135px;
  margin: 0px 0px 0px 0px;
  float: left;
  /* background: rgba(204, 33, 33, 0.5); */
}

.container_home1_list2_1 {
  width: 236px;
  height: 160px;
  margin: 0px 0px 0px 0px;
  float: left;
  /* background: rgba(204, 33, 33, 0.5); */
}

.container_home1_list2_2 {
  width: 236px;
  height: 86px;
  margin: 0px 0px 0px 0px;
  float: left;
  /* background: rgba(204, 33, 33, 0.5); */
}

.container_home1_list4_1 {
  width: 236px;
  height: 200px;
  margin: 0px 0px 0px 0px;
  float: left;
  /* background: rgba(204, 33, 33, 0.5); */
}

.container_home1_list4_2 {
  width: 236px;
  height: 150px;
  margin: 0px 0px 0px 0px;
  float: left;
  /* background: rgba(204, 33, 33, 0.5); */
}

.container_home1_list6_1 {
  width: 236px;
  height: 360px;
  margin: 0px 0px 0px 0px;
  float: left;
  /* background: rgba(204, 33, 33, 0.5); */
}

/* 模块2 */
.container_home2 {
  margin: 0px auto;
  width: 1000px;
  height: 1828px;
}

.container_home2 img {
  width: 1000px;
  height: 1828px;
}

/* 模块3 */
.container_home3 {
  margin: 0px auto;
  width: 1000px;
  height: 442px;
  background: #d8d8d8 url(../images/landingpage_02.jpg) no-repeat center top;
  background-size: 100% auto;
}

/* 轮播内容 */
#wrapper {
  width: 900px;
  height: 220px;
  margin: 180px 0 0 52px;
  position: absolute;
  /* left: 50%;
	top: 50%; */
}

#carousel {
  width: 900px;
  position: vrelative;
}
#carousel ul {
  list-style: none;
  display: block;
  margin: 0;
  padding: 0;
}
#carousel li {
  /* background: transparent url(../images/carousel_polaroid.png) no-repeat 0 0; */
  font-size: 40px;
  color: #999;
  text-align: center;
  display: block;
  width: 437px;
  height: 181px;
  padding: 0;
  margin: 6px;
  float: left;
  position: relative;
}

#carousel li img {
  width: 437px;
  height: 181px;
}

#carousel li span {
  /* background: transparent url(../images/carousel_shine.png) no-repeat 0 0; */
  text-indent: -999px;
  display: block;
  overflow: hidden;
  width: 201px;
  height: 127px;
  position: absolute;
  z-index: 2;
  top: 14px;
  left: 16px;
}

.clearfix {
  float: none;
  clear: both;
}
#carousel .prev,
#carousel .next {
  background: transparent url(../images/carousel_control.png) no-repeat 0 0;
  text-indent: -999px;
  display: block;
  overflow: hidden;
  width: 15px;
  height: 21px;
  margin-left: 10px;
  position: absolute;
  top: 85px;
}
#carousel .prev {
  background-position: 0 0;
  left: -30px;
}
#carousel .prev:hover {
  left: -31px;
}
#carousel .next {
  background-position: -18px 0;
  right: -20px;
}
#carousel .next:hover {
  right: -21px;
}
#carousel .pager {
  text-align: center;
  margin: 0 auto;
}
#carousel .pager a {
  background: transparent url(../images/carousel_control.png) no-repeat -2px -32px;
  text-decoration: none;
  text-indent: -999px;
  display: inline-block;
  overflow: hidden;
  width: 8px;
  height: 8px;
  margin: 0 5px 0 0;
}
#carousel .pager a.selected {
  background: transparent url(../images/carousel_control.png) no-repeat -12px -32px;
  text-decoration: underline;
}

#source {
  text-align: center;
  width: 100%;
  position: absolute;
  bottom: 10px;
  left: 0;
}
#source,
#source a {
  font-size: 12px;
  color: #999;
}

#donate-spacer {
  height: 100%;
}
#donate {
  border-top: 1px solid #999;
  width: 750px;
  padding: 50px 75px;
  margin: 0 auto;
  overflow: hidden;
}
#donate p,
#donate form {
  margin: 0;
  float: left;
}
#donate p {
  width: 650px;
}
#donate form {
  width: 100px;
}

/* 模块4 */
.container_home4 {
  margin: 0px auto;
  width: 1000px;
  height: 876px;
  background: #d8d8d8 url(../images/landingpage_07.jpg) no-repeat center top;
  background-size: 100% auto;
}

.container_home4 .button1 {
  float: left;
  margin: 260px 0 0 100px;
  width: 291px;
  height: 101px;
}

.container_home4 .button1 img {
  float: left;
  width: 291px;
  height: 101px;
}

/********************* 答题页 *********************/

.container_answer1 {
  margin: 0px auto;
  width: 1000px;
  height: 2184px;
  background: #d8d8d8 url(../images/answer_01.jpg) no-repeat center top;
  background-size: 100% auto;
}

/* 单选框1 */
.container_answer1 .radio1_nr {
  width: 1000px;
  float: left;
  margin: 900px 0 0 0;
}
.radio1_auto {
  width: 1000px;
  margin: 0 auto;
}

.radio1_bt {
  width: 100%;
  font-size: 22px;
  color: #007ec6;
  font-weight: bold;
  line-height: 36px;
  padding: 10px 0 0 0px;
  box-sizing: border-box;
}

/* 新增选项容器样式 */
.options_container {
  display: flex;
  justify-content: space-between;
  width: 100%;
  margin: 12px 0;  /* 增加容器间距1.1倍 */
}

.radio1_1 {
  width: 280px;
  height: 30px;
  line-height: 36px;
  box-sizing: border-box;
  margin: 2px 0;
  font-size: 16px;
}


.container_answer1 .radio1_1 a {
  display: block;
  background: url(../images/details_07.png) no-repeat center left;
  background-size: 20px 20px;
  color: #575757;
  text-indent: 35px;
}

.container_answer1 .radio1_1 a.hover {
  display: block;
  background: url(../images/details_06.png) no-repeat center left;
  background-size: 20px 20px;
}

/* 提交按钮 */
.container_answer1 .button1 {
  float: left;
  margin: 50px 0 0 0;
  width: 1000px;
  min-width: 700px;
}

.container_answer1 .button1_auto {
  display: flex;
  margin: 0 auto;
  width: 280px;
  justify-content: space-between;
  flex-wrap: wrap;
}

.container_answer1 .button1_1 {
  box-sizing: border-box;
  margin: 2px 0 2px;
  width: 100%;
  height: 90px;
  font-weight: bold;
}

.container_answer1 .button1_1 button {
  width: 100%;
  height: 110px;
  outline: none;
  border: none;
  background: url(../images/details_12.png) no-repeat;
  background-size: auto 90px;
  font-size: 0px;
  cursor: pointer;
}

/********************* 详情页 *********************/

.container_details1 {
  width: 100%;
  /* margin: 0px auto;
  width: 1000px;
  height: 2183px;
  background: #d8d8d8 url(../images/details_bg1.jpg) no-repeat center top;
  background-size: 100% auto; */
}

/* 输入框 */
.container_details1 .input_nr {
  float: left;
  margin: 1230px 0 0 0;
  width: 1000px;
}

.container_details1 .input_auto {
  display: flex;
  margin: 0 auto;
  width: 750px;
  justify-content: space-between;
  flex-wrap: wrap;
}

.container_details1 .input_list_1 {
  display: flex;
  box-sizing: border-box;
  margin: 12px 0;  /* 增加行间距1.1倍 (原11px * 1.1) */
  width: 360px;
  border: #007ec6 solid 1px;
  border-radius: 10px;
  flex-wrap: wrap;
  align-items: center;
  background: #fff;
  height: 57px;  /* 增加高度1.3倍 (原44px * 1.3) */
}

.container_details1 .input_list_1.width100 {
  width: 100%;
}

.container_details1 .input_list_1 img {
  margin: 0px 10px;
  height: 22px;
  flex: 0 0 auto;
}

.container_details1 .input_list_1 strong {
  height: 57px;
  color: #007ec6;
  font-weight: bold;
  font-size: 24px;  /* 增加字体大小1.1倍 (原18px * 1.1) */
  line-height: 57px;
  flex: 0 0 auto;
}

.container_details1 .input_list_1 input {
  box-sizing: border-box;
  padding: 0 20px 0 15px;
  width: 100px;
  height: 57px;
  outline: none;
  border: none;
  background: none;
  font-size: 24px;  /* 增加字体大小1.1倍 */
  font-weight: bold;
  line-height: 57px;
  flex: 1 1 100px;
  color: #007ec6;
}

.container_details1 .input_list_1_bt {
  box-sizing: border-box;
  padding: 10px 0 0 15px;
  height: 42px;
  color: #ffa500;
  font-weight: bold;
  font-size: 16px;
  line-height: 26px;
  flex: 0 0 100%;
}

.container_details1 .input_list_1 textarea {
  box-sizing: border-box;
  padding: 0 20px 0 15px;
  height: 110px;
  outline: none;
  border: none;
  background: none;
  font-size: 16px;
  line-height: 26px;
  flex: 1 1 100%;
}

/* 单选框1 */
.container_details1 .radio1_nr {
  width: 1000px;
  float: left;
  margin: 0px 0 0 0;
}
.container_details1 .radio1_auto {
  width: 750px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}

.container_details1 .radio1_bt {
  flex: 0 0 100%;
  font-size: 24px;  /* 增加字体大小1.1倍 */
  color: #007ec6;
  font-weight: bold;
  line-height: 47px;  /* 增加高度1.3倍 (原36px * 1.3) */
  padding: 10px 0 0 0px;  /* 增加间距1.1倍 */
  box-sizing: border-box;
}

.container_details1 .radio1_1 {
  width: 280px;
  height: 39px;  /* 增加高度1.3倍 (原30px * 1.3) */
  line-height: 39px;
  box-sizing: border-box;
  margin: 10px 0;  /* 增加间距1.1倍 */
  font-size: 24px;  /* 增加字体大小1.1倍 */
  font-weight: bold;
}
.container_details1 .radio1_1 a {
  display: block;
  background: url(../images/details_07.png) no-repeat center left;
  background-size: 20px 20px;
  color: #575757;
  text-indent: 35px;
  font-weight: bold;
  font-size: 24px;  /* 增加字体大小1.1倍 */
}
.container_details1 .radio1_1 a.hover {
  display: block;
  background: url(../images/details_06.png) no-repeat center left;
  background-size: 20px 20px;
}

/* 我已阅读用户用户注册协议 */

.container_details1 .radio3_nr {
  float: left;
  margin: 80px 0 0 0;
  width: 100%;
}

.container_details1 .radio3_auto {
  display: flex;
  margin: 0 auto;
  width: 200px;
  justify-content: space-between;
  flex-wrap: wrap;
}

.container_details1 .radio3_list_1 {
  box-sizing: border-box;
  margin: 2px 0 2px;
  width: 100%;
  height: 30px;
  font-weight: bold;
  font-size: 15px;
  line-height: 30px;
}

.container_details1 .radio3_list_1a {
  float: left;
  box-sizing: border-box;
  width: auto;
  height: 50px;
  line-height: 50px;
}

.container_details1 .radio3_list_1a a {
  display: block;
  overflow: hidden;
  background: url(../images/details_09.png) no-repeat center left;
  background-size: 18px 18px;
  color: #1e72c8;
  text-indent: 30px;
}

.container_details1 .radio3_list_1a a.hover {
  display: block;
  background: url(../images/details_08.png) no-repeat center left;
  background-size: 18px 18px;
}

.container_details1 .radio3_list_1b {
  float: left;
  box-sizing: border-box;
  width: auto;
  height: 50px;
  line-height: 50px;
}

.container_details1 .radio3_list_1b a {
  display: block;
  color: #ff7e00;
  text-decoration: underline;
}

.container_details1 .radio3_list_1b a.hover {
  color: #e84747;
}

/* 提交按钮 */
.container_details1 .button1 {
  float: left;
  margin: 20px 0 0 0;
  width: 1000px;
  min-width: 560px;
}

.container_details1 .button1_auto {
  display: flex;
  margin: 0 auto;
  width: 197px;
  justify-content: space-between;
  flex-wrap: wrap;
}

.container_details1 .button1_1 {
  box-sizing: border-box;
  margin: 2px 0 2px;
  width: 100%;
  height: 70px;
  font-weight: bold;
}

.container_details1 .button1_1 button {
  width: 100%;
  height: 70px;
  outline: none;
  border: none;
  background: url(../images/details_12.png) no-repeat;
  background-size: auto 70px;
  font-size: 0px;
  cursor: pointer;
}

/* 弹出层背景 */
.popup_bg {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 999;
  display: flex;
  width: 100%;
  height: 100vh;
  background: rgb(0, 0, 0, 0.6);
  justify-content: center;
  align-items: center;
}

/* 弹出层1 */
.popup1 {
  margin: 0 auto;
  width: 90%;
  height: 580px;
  max-width: 1000px;
  border-radius: 20px;
  background: #fff;
}

.popup1_t {
  position: relative;
  margin: 20px 0;
  width: 100%;
  height: 40px;
  color: #1e72c8;
  text-align: center;
  font-weight: bold;
  font-size: 24px;
  line-height: 40px;
}

.popup1_tr {
  position: absolute;
  top: 3px;
  right: 20px;
  z-index: 10;
  width: 34px;
  height: 34px;
}

.popup1_tr img {
  margin: 5px;
  width: 24px;
  height: 24px;
}

.popup1_c {
  overflow-y: scroll;
  box-sizing: border-box;
  padding: 0px 50px;
  width: 100%;
  height: 400px;
  border-radius: 20px;
  background: #fff;
  color: #323232;
  font-size: 15px;
  line-height: 28px;
}

.popup1_b {
  box-sizing: border-box;
  margin: 0 auto;
  width: 300px;
  height: 53px;
  font-weight: bold;
}

.popup1_b button {
  float: left;
  margin: 20px 0 0 0;
  width: 300px;
  height: 53px;
  outline: none;
  border: none;
  background: url(../images/details_15.png) no-repeat;
  background-size: 300px 53px;
  font-size: 0px;
  cursor: pointer;
}

/* 弹出框2 */
.popup2 {
  position: relative;
  width: 617px;
  height: 356px;
  border-radius: 10px;
  background: url(../images/details_16.png) no-repeat;
  background-size: 617px 356px;
}

.popup2_tr {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 10;
  width: 60px;
  height: 60px;
}

.popup2_tr img {
  margin: 10px;
  width: 40px;
  height: 40px;
}

.popup2_tr2 {
  position: absolute;
  top: 280px;
  left: 165px;
  z-index: 10;
  width: 110px;
  height: 42px;
}

.popup2_tr2 img {
  width: 110px;
  height: 42px;
}

.popup2_tr3 {
  position: absolute;
  top: 280px;
  left: 340px;
  z-index: 10;
  width: 110px;
  height: 42px;
}

.popup2_tr3 img {
  width: 110px;
  height: 42px;
}

/* 弹出层3 */
.popup3 {
  margin: 0 auto;
  width: 90%;
  height: 580px;
  max-width: 640px;
  border-radius: 20px;
  background: #fff;
}

.popup3_t {
  position: relative;
  margin: 20px 0;
  width: 100%;
  height: 70px;
  color: #1e72c8;
  text-align: center;
  font-weight: bold;
  font-size: 24px;
  line-height: 40px;
}

.popup3_tc {
  width: auto;
}

.popup3_tc img {
  width: 225px;
  height: 60px;
  margin: 0px auto;
}

.popup3_tr {
  position: absolute;
  top: 10px;
  right: 20px;
  z-index: 10;
  width: 34px;
  height: 34px;
}

.popup3_tr img {
  margin: 5px;
  width: 24px;
  height: 24px;
}

.popup3_c {
  /* overflow-y: scroll; */
  box-sizing: border-box;
  padding: 0px 40px 0px;
  width: 100%;
  height: 500px;
  border-radius: 20px;
  background: #fff;
  color: #323232;
  font-size: 15px;
  line-height: 28px;
}

.popup3_c_lis {
  width: 160px;
  height: 220px;
  float: left;
  margin: 0px 12px 24px;
}

.popup3_c_lis img {
  width: 160px;
  height: 220px;
  float: left;
  border-radius: 20px;
  -webkit-box-shadow: 0 0 10px rgba(0, 204, 204, 0.5);
  -moz-box-shadow: 0 0 10px rgba(0, 204, 204, 0.5);
  box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
}

/* 弹出框4 */
.popup4 {
  position: relative;
  width: 617px;
  height: 356px;
  border-radius: 10px;
  background: url(../images/answer_03.png) no-repeat;
  background-size: 617px 356px;
}

.popup4_tr {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 10;
  width: 60px;
  height: 60px;
}

.popup4_tr img {
  margin: 10px;
  width: 40px;
  height: 40px;
}

.popup4_tr2 {
  position: absolute;
  top: 240px;
  left: 265px;
  z-index: 10;
  width: 110px;
  height: 42px;
}

.popup4_tr2 img {
  width: 110px;
  height: 42px;
}

.popup4_tr3 {
  position: absolute;
  top: 240px;
  left: 340px;
  z-index: 10;
  width: 110px;
  height: 42px;
}

.popup4_tr3 img {
  width: 110px;
  height: 42px;
}

/* 弹出框2 */
.popup5 {
  position: relative;
  width: 617px;
  height: 356px;
  border-radius: 10px;
  background: url(../images/details_20.png) no-repeat;
  background-size: 617px 356px;
}

.popup5_bt {
  width: 100%;
  text-align: center;
  font-size: 24px;
  color: #fff;
  font-weight: bold;
  margin: 60px 0 60px 0;
}

.popup5_list {
  float: left;
  width: 100%;
  font-size: 24px;
  color: #fff;
  margin: 0px 0 60px 0;
  padding: 0px 0px 0px 40px;
  box-sizing: border-box;
}

.popup5_list a {
  color: #fff;
  float: left;
  line-height: 32px;
  font-size: 18px;
  text-indent: 32px;
  background: url(./../images/details_21.png) no-repeat left center;
  background-size: 22px 22px;
  margin: 0 20px 0 0;
  cursor: pointer;
}

.popup5_list a.hover {
  color: #ffbf00;
  background: url(./../images/details_22.png) no-repeat left center;
  background-size: 22px 22px;
}

.popup5_an {
  width: 100%;
  display: flex;
  justify-content: center;
}

.popup5_an a {
  width: 110px;
  height: 42px;
  margin: 0 20px;
  cursor: pointer;
}

/* 产品详情1 */
.product1 {
  margin: 0px auto;
  width: 700px;
  height: 4128px;
  background: #d8d8d8 url(../images/product_01.jpg) no-repeat center top;
  background-size: 100% auto;
}

.product1_button1 {
  float: left;
  margin: 3700px 0 0 246px;
  width: 207px;
  height: 73px;
}

.product1_button1 img {
  float: left;
  width: 207px;
  height: 73px;
}

.product1_button2 {
  float: left;
  margin: 200px 400px 0 65px;
  width: 291px;
  height: 101px;
}

.product1_button2 img {
  float: left;
  width: 291px;
  height: 101px;
}

/* 产品详情2 */
.product2 {
  margin: 0px auto;
  width: 700px;
  height: 2822px;
  background: #d8d8d8 url(../images/product_02.jpg) no-repeat center top;
  background-size: 100% auto;
}

.product2_button1 {
  float: left;
  margin: 2380px 0 0 246px;
  width: 207px;
  height: 73px;
}

.product2_button1 img {
  float: left;
  width: 207px;
  height: 73px;
}

.product2_button2 {
  float: left;
  margin: 260px 400px 0 65px;
  width: 291px;
  height: 101px;
}

.product2_button2 img {
  float: left;
  width: 291px;
  height: 101px;
}

/* 产品详情3 */
.product3 {
  margin: 0px auto;
  width: 1000px;
  height: 3820px;
  background: #d8d8d8 url(../images/product_03.jpg) no-repeat center top;
  background-size: 100% auto;
}

.product3_button1 {
  float: left;
  margin: 2865px 0 0 354px;
  width: 291px;
  height: 101px;
}

.product3_button1 img {
  float: left;
  width: 291px;
  height: 101px;
}

.product3_button2 {
  float: left;
  margin: 260px 400px 0 65px;
  width: 291px;
  height: 101px;
}

.product3_button2 img {
  float: left;
  width: 291px;
  height: 101px;
}


.form_return_btn {
  width: 100%;
  text-align: center;
  position: relative;
  margin-top: 260px;
}

.form_return_link {
  display: inline-block;
  width: 200px;
  height: 50px;
  text-decoration: none;
  transition: all 0.3s ease;
}

.form_return_link img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.form_return_link:hover {
  opacity: 0.8;
}


/* 基础样式 */
body, html {
  margin: 0;
  padding: 0;
  width: 100%;
}

.container {
  position: relative;
  width: 1000px;
  margin: 0 auto;
  font-size: 0; /* 消除内联元素间的空白 */
}

/* 首页图片样式 */
.top-image {
  width: 100%;
  height: 1871px;
  background: url(../images/shang.jpg) no-repeat center top;
  background-size: 100% auto;
  position: relative;
  display: block;
  margin: 0;
  padding: 0;
}

/* 中间图片样式 */
.middle-image-dr {
  width: 100%;
  height: 1691px;
  background: url(../images/DR.jpg) no-repeat center top;
  background-size: 100% auto;
  position: relative;
  display: none;
  margin: 0;
  padding: 0;
}

.middle-image-nh6000 {
  width: 100%;
  height: 975px;
  background: url(../images/NH6000.jpg) no-repeat center top;
  background-size: 100% auto;
  position: relative;
  display: none;
  margin: 0;
  padding: 0;
}

.middle-image-tu5 {
  width: 100%;
  height: 837px;
  background: url(../images/TU5.jpg) no-repeat center top;
  background-size: 100% auto;
  position: relative;
  display: none;
  margin: 0;
  padding: 0;
}

.middle-image-ms {
  width: 100%;
  height: 2304px;
  background: url(../images/MS.jpg) no-repeat center top;
  background-size: 100% auto;
  position: relative;
  display: none;
  margin: 0;
  padding: 0;
}

.middle-image-jingfan {
  width: 100%;
  height: 764px;
  background: url(../images/jingfan.jpg) no-repeat center top;
  background-size: 100% auto;
  position: relative;
  display: none;
  margin: 0;
  padding: 0;
}

.bottom-image {
  width: 100%;
  height: 3081px;
  background: url(../images/xia.jpg) no-repeat center top;
  background-size: 100% auto;
  position: relative;
  display: block;
  margin: 0;
  padding: 0;
}

/* 按钮样式 */
.button {
  position: absolute;
  width: 80px;
  height: 40px;
  background-color: transparent;
  border: none;
  cursor: pointer;
}

/* 产品选择按钮位置 */
#buttonA {
  left: 218px;
  top: 1800px;
}

#buttonB {
  left: 379px;
  top: 1800px;
}

#buttonC {
  left: 540px;
  top: 1800px;
}

#buttonD {
  left: 700px;
  top: 1800px;
}

#buttonE {
  left: 860px;
  top: 1800px;
}

/* 底部表单按钮位置 */
#buttonForm {
  position: absolute;
  width: 500px;
  height: 300px;
  left: 180px; 
  top: 1500px;
  background-color: transparent;
  border: none;
}

/* 底部容器样式 */
.bottom-container {
  position: relative;
  width: 100%;
  margin: 0;
  padding: 0;
}