ul {
  margin: 0%;
  padding: 0%;
  list-style: none;
}

html,
body,
p,
span,
h4,
h6 {
  margin: 0%;
  padding: 0%;
}

p,
span,
li,
h4,
h6,
th,
td {
  font-family: 'Microsoft YaHei';
}

a {
  color: #000;
  text-decoration: none;
}

@keyframes wave {
  0% {
    left: -165%;
  }

  100% {
    left: 165%;
  }
}

@keyframes wave2 {
  0% {
    left: -495%;
  }

  100% {
    left: -165%;
  }
}

@keyframes wave3 {
  0% {
    left: -140%;
  }

  100% {
    left: 140%;
  }
}

@keyframes wave4 {
  0% {
    left: -420%;
  }

  100% {
    left: -140%;
  }
}

@keyframes wave5 {
  0% {
    left: -125%;
  }

  100% {
    left: 125%;
  }
}

@keyframes wave6 {
  0% {
    left: -375%;
  }

  100% {
    left: -125%;
  }
}

@keyframes skip {
  0% {
    transform: translateY(-30%);
  }

  100% {
    transform: translateY(0);
  }
}

.partMargin {
  margin: 4% auto;
}

.header_bg {
  position: relative;
  overflow: hidden;
}

.header_bg>img {
  display: block;
  width: 100%;
}

.header_bg>img:nth-of-type(2) {
  display: none;
}

.header_bg .price {
  position: absolute;
  bottom: 27%;
  left: 11%;
  width: 47%;
  text-align: center;
}

.header_bg .price .price_title {
  font-size: 2vw;
  width: 100%;
  margin: 0 auto;
  color: #FFF;
}

.header_bg .price .tip {
  font-size: 1.05vw;
  color: #FFF;
  margin: 5% auto;
}

.header_bg .price table {
  width: 94%;
  margin: 0 auto;
  color: #FFF;
  border-collapse: collapse;
  border: 0;
  font-family: 'Microsoft JhengHei';
}

.header_bg .price table th {
  font-size: 1.3vw;
  border: 1px solid #FFF;
  padding: 1.5% 0;
}

.header_bg .price table td {
  font-size: 1.25vw;
  border: 1px solid #FFF;
  padding: 1.5% 0;
}

.header_bg .price table td:nth-of-type(1) {
  width: 15%;
}

.header_bg .price table td:nth-of-type(2) {
  width: 35%;
}

.header_bg .price table td:nth-of-type(3) {
  width: 45%;
  color: #ffeb09;
}

.part1 {
  background: #3b8bbc;
  padding-bottom: 20px;
  margin: 0;
  padding: 4% 0;
  overflow: hidden;
}

.part1 .subhead h4 {
  font-size: 31px;
}

.part1 .tooth ul {
  display: -webkit-box;
  /* Chrome 4+, Safari 3.1, iOS Safari 3.2+ */
  display: -moz-box;
  /* Firefox 17- */
  display: -webkit-flex;
  /* Chrome 21+, Safari 6.1+, iOS Safari 7+, Opera 15/16 */
  display: -moz-flex;
  /* Firefox 18+ */
  display: -ms-flexbox;
  /* IE 10 */
  display: flex;
  /* Chrome 29+, Firefox 22+, IE 11+, Opera 12.1/17/18, Android 4.4+ */
  justify-content: space-around;
  width: 1128px;
  margin: 6% auto;
}

.part1 .tooth ul li {
  position: relative;
  width: 25%;
  overflow: hidden;
}

.part1 .tooth ul li .bai {
  position: absolute;
  top: 0%;
  left: 0%;
  width: 100%;
  height: 100%;
  background: #FFF;
  z-index: 1;
}

.part1 .tooth ul li img {
  display: block;
  width: 100%;
}

.part1 .tooth ul li img:nth-of-type(1) {
  position: absolute;
  top: 0%;
  left: 0%;
  width: 100%;
  z-index: 3;
}

.part1 .tooth ul li img:nth-of-type(2) {
  opacity: 0;
}

.part1 .tooth ul li img:nth-of-type(3),
.part1 .tooth ul li img:nth-of-type(4) {
  position: absolute;
  transition: 0.5s;
  z-index: 2;
}

.part1 .tooth ul li .data {
  position: absolute;
  left: 50%;
  width: 80%;
  transform: translateX(-50%);
  z-index: 5;
  color: #FFF;
}

.part1 .tooth ul li .data p:nth-of-type(1) {
  text-align: center;
  font-size: 28px;
}

.part1 .tooth ul li .data p:nth-of-type(2) {
  font-size: 20px;
  margin-top: 3%;
}

.part1 .tooth ul li:nth-of-type(1) img:nth-of-type(3) {
  top: 13%;
  width: 330%;
  animation: wave 16s linear infinite;
}

.part1 .tooth ul li:nth-of-type(1) img:nth-of-type(4) {
  top: 13%;
  width: 330%;
  animation: wave2 16s linear infinite;
}

.part1 .tooth ul li:nth-of-type(1) .data {
  top: 30%;
}

.part1 .tooth ul li:nth-of-type(2) img:nth-of-type(3) {
  top: 30%;
  width: 280%;
  animation: wave3 16s linear infinite;
}

.part1 .tooth ul li:nth-of-type(2) img:nth-of-type(4) {
  top: 30%;
  width: 280%;
  animation: wave4 16s linear infinite;
}

.part1 .tooth ul li:nth-of-type(2) .data {
  top: 35%;
}

.part1 .tooth ul li:nth-of-type(3) img:nth-of-type(3) {
  top: 43%;
  width: 250%;
  animation: wave5 16s linear infinite;
}

.part1 .tooth ul li:nth-of-type(3) img:nth-of-type(4) {
  top: 43%;
  width: 250%;
  animation: wave6 16s linear infinite;
}

.part1 .tooth ul li:nth-of-type(3) .data {
  top: 47%;
}

.part1 .tooth .investigation {
  display: block;
  width: 1128px;
  margin: 3% auto;
  font-size: 22px;
  color: #FFF;
  line-height: 1.5em;
  word-break: break-all;
}

.part2 .subhead h4 {
  color: #009EEB;
}

.part2 ul {
  width: 1315px;
  margin: 4% auto 0;
}

.part2 ul:nth-of-type(2) {
  display: none;
}

.part2 ul li {
  float: left;
  width: 33.3%;
}

.part2 ul li .part2_up,
.part2 ul li .part2_bottom {
  position: relative;
  width: 80%;
}

.part2 ul li .part2_up img,
.part2 ul li .part2_bottom img {
  width: 100%;
}

.part2 ul li .part2_up p,
.part2 ul li .part2_bottom p {
  position: absolute;
  top: 0;
  left: 24%;
  width: 65%;
  margin: 9% auto 0;
  font-size: 20px;
  color: #0796EC;
}

.part2 ul li .part2_middle {
  float: right;
  width: 50%;
  margin: 10% auto;
  margin-right: 22%;
}

.part2 ul li .part2_middle img {
  display: block;
  width: 100%;
}

.part2 ul li .part2_middle p {
  margin: 0;
  text-align: center;
  font-size: 22px;
}

.part2 ul li .part2_bottom {
  float: right;
}

.part2 ul li::after {
  content: "";
  display: block;
  height: 0;
  clear: both;
}

/* .part2 ul li:nth-of-type(1) .part2_up {
  width: 69%;
} */
.part2 ul li:nth-of-type(1) .part2_up p {
  left: 19%;
  text-align: center;
  margin-top: 9%;
}

.part2 ul li:nth-of-type(1) .part2_bottom p {
  width: 72%;
}

.part2 ul li:nth-of-type(2) .part2_up p {
  width: 70%;
  margin-top: 8%;
}

/* .part2 ul li:nth-of-type(2) .part2_bottom {
  width: 70%;
} */
.part2 ul li:nth-of-type(2) .part2_bottom p {
  left: 35%;
  margin-top: 6%;
  width: 44%;
}

.part2 ul li:nth-of-type(3) .part2_up p {
  margin-top: 8%;
}

/* .part2 ul li:nth-of-type(3) .part2_bottom {
  width: 70%;
} */
.part2 ul li:nth-of-type(3) .part2_bottom p {
  left: 36%;
  margin-top: 9%;
}

.part2 ul::after {
  content: "";
  display: block;
  height: 0;
  clear: both;
}

.part3 {
  padding: 3% 0;
  background: #3B8BBC;
}

.part3 .part3_list {
  width: 86%;
  margin: 4% auto 0;
  display: -webkit-flex;
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  flex-wrap: wrap;
}

.part3 .part3_list .part3_item {
  width: 30%;
}

.part3 .part3_list .part3_item:nth-of-type(2),
.part3 .part3_list .part3_item:nth-of-type(5) {
  margin: 0 5%;
}

.part3 .part3_list .part3_item:nth-of-type(n+4) {
  margin-top: 4%;
}

.part3 .part3_list .part3_item .item_top {
  display: -webkit-flex;
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  align-items: center;
}

.part3 .part3_list .part3_item .item_top img {
  width: 10%;
}

.part3 .part3_list .part3_item .item_top h6 {
  margin-left: 8px;
  font-size: 26px;
  color: #FFF;
  font-weight: 500;
}

.part3 .part3_list .part3_item .item_middle {
  margin: 3% auto;
  overflow: hidden;
  border-radius: 10px;
}

.part3 .part3_list .part3_item .item_middle img {
  display: block;
  width: 100%;
  transition: 0.5s;
}

.part3 .part3_list .part3_item .item_bottom p {
  font-size: 23px;
  color: #FFF;
  text-indent: 2em;
  line-height: 1.5em;
}

.part3 .part3_list .part3_item:hover .item_middle img {
  transform: scale(1.2);
}

.part4 .subhead h4 {
  color: #009EEB;
}

.part4 table {
  width: 80%;
  margin: 4% auto;
  background: #F6F6F6;
  border-collapse: collapse;
  box-shadow: 0px 0px 5px 5px #b1cdda;
}

.part4 table tr th {
  padding: 3% 0;
  font-size: 28px;
  font-weight: 400;
}

.part4 table tr th:nth-of-type(2) {
  background: #F6F6F6;
}

.part4 table tr th:nth-of-type(3) {
  background: #FFF;
  color: #0796EC;
}

.part4 table tr td:nth-of-type(3) {
  background: #FFF;
}

.part4 table tr:not(:nth-of-type(1)) td:nth-of-type(1) {
  width: 20%;
  padding: 3% 0;
  font-size: 25px;
  text-align: center;
  background: #E4EEF6;
}

.part4 table tr:not(:nth-of-type(1)) td:nth-of-type(2),
.part4 table tr:not(:nth-of-type(1)) td:nth-of-type(3) {
  width: 40%;
  padding: 3% 2%;
  font-size: 22px;
}

.part4 table tr:nth-of-type(2) td {
  position: relative;
}

.part4 table tr:nth-of-type(2) td:not(:nth-of-type(1)) {
  padding: 0%;
}

.part4 table tr:nth-of-type(2) td:not(:nth-of-type(1)) img {
  display: block;
  float: left;
  width: 50%;
}

.part4 table tr:nth-of-type(2) td:not(:nth-of-type(1)) img:nth-of-type(2) {
  opacity: 0;
  transition-delay: 1.8s;
  transition-duration: 1s;
}

.part4 table tr:nth-of-type(2) .part4_yuanquan {
  position: absolute;
  top: 37%;
  left: 50%;
  width: 40%;
  height: 50%;
  transform: translate(-50%);
}

.part4 table tr:nth-of-type(2) .part4_yuanquan div:nth-of-type(1) {
  width: 9%;
  height: 17%;
  border: 1px solid #0796EC;
  opacity: 0.45;
  border-radius: 50%;
  margin-top: 3%;
  margin-left: 9%;
}

.part4 table tr:nth-of-type(2) .part4_yuanquan div:nth-of-type(2) {
  width: 0%;
  height: 4px;
  border-top: 1px solid #0796EC;
  position: absolute;
  top: 8%;
  left: 17%;
  transform: rotate(-45deg);
  transition-delay: 0.7s;
  transition-duration: 0.5s;
  transform-origin: left;
}

.part4 table tr:nth-of-type(2) .part4_yuanquan div:nth-of-type(3) {
  width: 0%;
  height: 4px;
  border-top: 1px solid #0796EC;
  position: absolute;
  top: -21.5%;
  left: 32%;
  transition-duration: 0.5s;
  transition-delay: 1.1s;
  transform: rotate(-11deg);
  transform-origin: left;
}

.part4 table tr:nth-of-type(2) .part4_yuanquan div:nth-of-type(4) {
  width: 6%;
  height: 11%;
  background: #0796EC;
  border-radius: 50%;
  position: absolute;
  top: -38%;
  left: 58%;
  transition-delay: 1.4s;
  transition-duration: 1s;
  opacity: 0;
}

.part5 {
  background: #3B8BBC;
  padding: 3% 0;
  overflow: hidden;
}

.part5 .doctor {
  width: 1400px;
  margin: 5% auto;
  background: #fff;
  box-shadow: 0 0 5px 5px #468db6;
  overflow: hidden;
}

.part5 .doctor .doctor_img {
  float: left;
  width: 38%;
}

.part5 .doctor .doctor_img img {
  display: block;
  width: 100%;
}

.part5 .doctor .doctor_img button {
  display: none;
}

.part5 .doctor .doctor_introduction {
  float: left;
  margin-top: 5%;
  margin-left: 6%;
  width: 52%;
  line-height: 1.5em;
  letter-spacing: 1px;
  font-weight: 400;
  font-size: 16px;
}

.part5 .doctor .doctor_introduction .data span:first-child {
  color: #0796EC;
  font-size: 30px;
  font-weight: bold;
}

.part5 .doctor .doctor_introduction .data>span:nth-child(2) {
  color: #272727;
  font-size: 20px;
  font-weight: 400;
}

.part5 .doctor .doctor_introduction .data ul {
  margin-top: 3%;
}

.part5 .doctor .doctor_introduction .data ul li {
  color: #1a1a1a;
  font-weight: 400;
  font-size: 22px;
}

.part5 .doctor .doctor_introduction .data ul li .dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #7D7D7D;
  vertical-align: middle;
  margin: 0px;
}

.part5 .doctor .doctor_introduction .data ul li:nth-child(2) {
  margin: 1% 0 0;
}

.part5 .doctor .doctor_introduction .spcially {
  position: relative;
  padding-bottom: 5%;
}

.part5 .doctor .doctor_introduction .spcially .scxm_text {
  position: relative;
  width: 102px;
  height: 50px;
}

.part5 .doctor .doctor_introduction .spcially .scxm_text::before {
  content: "擅长项目";
  display: block;
  position: absolute;
  top: 28px;
  left: 5px;
  width: 100%;
  color: #FFF;
  z-index: 3;
  font-size: 22px;
  font-weight: bold;
}

.part5 .doctor .doctor_introduction .spcially .scxm_text::after {
  content: "";
  display: block;
  position: absolute;
  bottom: -3px;
  left: -2px;
  width: 100%;
  height: 25px;
  background: #0796EC;
  transform: skew(-20deg, 0);
}

.part5 .doctor .doctor_introduction .spcially div:nth-child(2) {
  margin-top: 20px;
}

.part5 .doctor .doctor_introduction .spcially div:nth-child(2) span {
  font-size: 22px;
  color: #1a1a1a;
  line-height: 1.5em;
}

.part5 .doctor .doctor_introduction .spcially button {
  width: 180px;
  height: 40px;
  margin-top: 5%;
  font-size: 18px;
  border: 1px solid #4AAEDF;
  color: #fff;
  outline: none;
  background: #0796EC;
  box-shadow: 0px 2px 4px 0px rgba(7, 105, 153, 0.5);
  border-radius: 10px;
  transition: 0.5s;
  cursor: pointer;
}

.part5 .doctor::after {
  content: "";
  clear: both;
  height: 0;
  display: block;
}

.part5 .doctor:nth-child(3) .doctor_img {
  float: right;
}

.part5 .doctor:nth-child(3) .doctor_introduction {
  float: right;
  margin-left: 0%;
  margin-right: 3%;
}

.part5 .doctor:nth-child(3) .doctor_introduction button {
  float: right;
}

.part5 .doctor:nth-child(3) .doctor_introduction a::after {
  content: "";
  display: block;
  clear: both;
}

.part6 .subhead h4 {
  color: #009EEB;
}

.part6 .part6_top {
  margin-top: 4%;
}

.part6 .part6_top img {
  display: block;
  width: 100%;
}

.part6 .part6_top img:nth-of-type(2) {
  display: none;
}

.part6 .case_content {
  display: -webkit-flex;
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  width: 60%;
  margin: 4% auto;
}

.part6 .case_content .al {
  position: relative;
  width: 46%;
  text-align: center;
}

.part6 .case_content .al .twentytwenty-container img {
  display: block;
  width: 100%;
}

.part6 .case_content .al .al_text {
  margin-top: 2%;
  font-size: 22px;
  color: #008FE2;
  font-weight: bold;
}

.part6 .case_content .al:nth-of-type(n+3) {
  margin-top: 4%;
}

.part6 .twentytwenty-handle {
  touch-action: pan-y;
}

.part6 .part6_bottom {
  width: 250px;
  margin: 3% auto 0;
  text-align: center;
}

.part6 .part6_bottom img {
  width: 30px;
  animation: skip 0.5s linear infinite alternate;
}

.part6 .part6_bottom a {
  display: block;
  margin-top: 20px;
  font-size: 20px;
  color: #009EEB;
  background: #FFFFFF;
  border: 1px solid #009EEB;
  border-radius: 30px;
  padding: 5% 8%;
  box-shadow: 0 0 8px 1px #b0ddf3;
  transition: 0.5s;
}

.part6 .part6_bottom a:hover {
  color: #FFF;
  background: #009EEB;
  box-shadow: 0 0 6px 1px #58b8e9;
}

.part7 {
  background: #3B8BBC;
  padding: 3% 0;
  margin: 4% auto 0;
}

.part7 .part7_top {
  width: 60%;
  margin: 3% auto;
  text-align: center;
}

.part7 .part7_top p {
  color: #FFF;
  font-size: 26px;
}

.part7 .part7_top table {
  width: 100%;
  margin: 3% auto 8%;
  color: #FFF;
  border-collapse: collapse;
  border: 0;
  font-family: 'Microsoft JhengHei';
}

.part7 .part7_top table th {
  font-size: 26px;
  border: 1px solid #FFF;
  padding: 1.5% 1%;
}

.part7 .part7_top table td {
  font-size: 25px;
  border: 1px solid #FFF;
  padding: 1.5% 0;
}

.part7 .part7_top table td:nth-of-type(1) {
  width: 15%;
}

.part7 .part7_top table td:nth-of-type(2) {
  width: 35%;
}

.part7 .part7_top table td:nth-of-type(3) {
  width: 45%;
  color: #ffeb09;
}

.part7 .part7_bottom {
  display: -webkit-flex;
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  align-items: center;
  width: 84%;
  margin: 0 auto;
}

.part7 .part7_bottom .probe {
  width: 45%;
}

.part7 .part7_bottom .probe p {
  font-size: 24px;
  color: #FFF;
  text-align: center;
  font-weight: bold;
  letter-spacing: 1px;
  margin-bottom: 8%;
}

.part7 .part7_bottom .probe img {
  width: 100%;
}

.part7 .part7_bottom .probe ul {
  display: -webkit-flex;
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  margin-top: 1%;
}

.part7 .part7_bottom .probe ul li {
  flex: 1;
  text-align: center;
  font-size: 20px;
  color: #FFF;
}

.part7 .part7_bottom .explain {
  margin-left: 2%;
  width: 53%;
  color: #FFF;
  border-collapse: collapse;
  border: 0;
  font-family: 'Microsoft JhengHei';
  text-align: center;
}

.part7 .part7_bottom .explain th {
  font-size: 24px;
  padding: 1% 0.5%;
  border: 1px solid #FFF;
}

.part7 .part7_bottom .explain td {
  font-size: 22px;
  padding: 1% 0.5%;
  border: 1px solid #FFF;
}

.part7 .part7_bottom .explain td:nth-of-type(1),
.part7 .part7_bottom .explain td:nth-of-type(3) {
  width: 22%;
}

.part7 .part7_bottom .explain td:nth-of-type(2),
.part7 .part7_bottom .explain td:nth-of-type(4) {
  width: 28%;
}

.part8 {
  position: relative;
}

.part8 .subhead {
  position: absolute;
  top: 5%;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
}

.part8 .subhead h4 {
  color: #0e9de3;
}

.part8 .subhead:nth-of-type(2) {
  display: none;
}

.part8 img {
  display: block;
  width: 100%;
}

.part8 img:nth-of-type(2) {
  display: none;
}

.part8 .method {
  position: absolute;
  top: 16%;
  left: 15%;
  width: 30%;
}

.part8 .method h6 {
  font-size: 1.3vw;
  color: #323232;
}

.part8 .method p {
  font-size: 1vw;
  color: #4D4D4D;
  margin-top: 4%;
  line-height: 1.5em;
}

.part8 .method li {
  position: relative;
  width: 100%;
  background: #FFF;
  border-radius: 10px;
  padding: 4% 2% 4% 8%;
}

.part8 .method li:not(:nth-of-type(1)) {
  margin-top: 5%;
}

.part8 .method li:nth-of-type(2n) {
  margin-left: 42%;
}

.part8 .method li .num {
  position: absolute;
  top: 51%;
  left: 0%;
  font-size: 7vw;
  color: #47afed;
  transform: translate(-50%, -50%);
}

.part9 .subhead {
  padding: 1% 0;
}

.part9 .subhead h4 {
  text-transform: uppercase;
  font-size: 48px;
  color: #009EEB;
  letter-spacing: 10px;
}

.part9 .bottom_img {
  display: -webkit-flex;
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  flex-wrap: wrap;
}

.part9 .bottom_img li {
  position: relative;
  width: 25%;
  overflow: hidden;
}

.part9 .bottom_img li img {
  display: block;
  width: 100%;
}

.part9 .bottom_img li p {
  position: absolute;
  top: 0%;
  left: 0%;
  background: rgba(12, 107, 182, 0.8);
  font-size: 1.3vw;
  color: #fff;
  border-radius: 0 0 15px 0;
  padding: 6px;
  width: 60%;
  text-align: center;
}


.subhead h4 {
  font-size: 36px;
  text-align: center;
  color: #FFF;
  font-weight: 500;
}

@media screen and (max-width: 1400px) {
  .part1 .subhead h4 {
    font-size: 28px;
  }

  .part2 ul {
    width: 1200px;
  }

  .part2 ul li .part2_up p {
    font-size: 20px;
  }

  .part2 ul li .part2_middle p {
    font-size: 18px;
  }

  .part2 ul li .part2_bottom p {
    font-size: 20px;
  }

  .part5 .doctor {
    width: 980px;
  }

  .part5 .doctor .doctor_img {
    width: 42%;
  }

  .part5 .doctor .doctor_introduction {
    margin-top: 4%;
  }

  .part5 .doctor .doctor_introduction .data>span:nth-of-type(1) {
    font-size: 26px;
  }

  .part5 .doctor .doctor_introduction .data>span:nth-of-type(2) {
    font-size: 18px;
  }

  .part5 .doctor .doctor_introduction .data ul li {
    font-size: 19px;
  }

  .part5 .doctor .doctor_introduction .spcially div:nth-child(2) span {
    font-size: 19px;
  }

  .part5 .doctor .doctor_introduction .spcially button {
    font-size: 16px;
  }

  .part7 .part7_top {
    width: 70%;
  }

  .part7 .part7_top p {
    font-size: 23px;
  }

  .part7 .part7_top table {
    width: 650px;
  }

  .part7 .part7_top table th {
    font-size: 24px;
  }

  .part7 .part7_top table td {
    font-size: 22px;
  }

  .part7 .part7_bottom {
    width: 94%;
  }

  .part7 .part7_bottom .explain th {
    font-size: 20px;
  }

  .part7 .part7_bottom .explain td {
    font-size: 18px;
  }

  .part7 .part7_bottom .probe p {
    font-size: 22px;
  }

  .part7 .part7_bottom .probe ul li {
    font-size: 18px;
  }

  .part8 .method {
    top: 15%;
    left: 13%;
  }

  .part8 .method li {
    width: 70%;
  }

  .part8 .method h6 {
    font-size: 1.5vw;
  }

  .part8 .method p {
    font-size: 1.3vw;
  }

  .subhead h4 {
    font-size: 30px;
  }
}

@media screen and (max-width: 1250px) {
  .header_bg .price {
    bottom: 24%;
    left: 1%;
    width: 60%;
  }

  .header_bg .price .price_title {
    font-size: 2.4vw;
    width: 46%;
  }

  .header_bg .price .tip {
    font-size: 1.65vw;
    margin: 3% auto;
  }

  .header_bg .price table th {
    font-size: 2.2vw;
  }

  .header_bg .price table td {
    font-size: 2vw;
  }

  .part1 .tooth ul {
    width: 80%;
  }

  .part1 .tooth ul li .data p:nth-of-type(1) {
    font-size: 2vw;
  }

  .part1 .tooth ul li .data p:nth-of-type(2) {
    font-size: 1.5vw;
  }

  .part1 .tooth .investigation {
    width: 84%;
  }

  .part1 .tooth .investigation p {
    font-size: 1.7vw;
    line-height: 1.5em;
  }

  .part2 ul {
    width: 900px;
  }

  .part2 ul li .part2_up p {
    font-size: 16px;
  }

  .part2 ul li .part2_middle p {
    font-size: 16px;
  }

  .part2 ul li .part2_bottom p {
    font-size: 16px;
  }

  .part3 .part3_list .part3_item .item_top img {
    width: 15%;
  }

  .part3 .part3_list .part3_item .item_top h6 {
    font-size: 22px;
  }

  .part3 .part3_list .part3_item .item_middle img {
    width: 100%;
  }

  .part3 .part3_list .part3_item .item_bottom p {
    font-size: 18px;
    text-indent: 2em;
    line-height: 1.5em;
  }

  .part4 table tr th {
    font-size: 26px;
  }

  .part4 table tr:not(:nth-of-type(1)) td:nth-of-type(1) {
    font-size: 24px;
  }

  .part4 table tr:not(:nth-of-type(1)) td:nth-of-type(2),
  .part4 table tr:not(:nth-of-type(1)) td:nth-of-type(3) {
    font-size: 20px;
  }

  .part6 .case_content {
    width: 80%;
  }

  .part6 .case_content .al .al_text {
    font-size: 20px;
  }

  .part9 .subhead h4 {
    font-size: 40px;
  }

  .subhead h4 {
    font-size: 28px;
  }
}

@media screen and (max-width: 980px) {
  .part1 .subhead h4 {
    font-size: 24px;
  }

  .part1 .tooth ul {
    width: 90%;
  }

  .part1 .tooth ul li .data {
    width: 74%;
  }

  .part1 .tooth ul li .data p:nth-of-type(1) {
    font-size: 2.5vw;
  }

  .part1 .tooth ul li .data p:nth-of-type(2) {
    font-size: 1.8vw;
  }

  .part1 .tooth ul li:nth-of-type(3) .data {
    top: 45%;
  }

  .part1 .tooth .investigation p {
    font-size: 1.9vw;
  }

  .part2 ul {
    width: 96%;
  }

  .part2 ul li .part2_up p {
    font-size: 1.7vw;
  }

  .part2 ul li .part2_middle p {
    font-size: 1.8vw;
  }

  .part2 ul li .part2_bottom p {
    font-size: 1.7vw;
  }

  .part3 .part3_list .part3_item .item_top h6 {
    font-size: 20px;
  }

  .part4 table tr th {
    font-size: 24px;
  }

  .part4 table tr:not(:nth-of-type(1)) td:nth-of-type(1) {
    font-size: 22px;
  }

  .part4 table tr:not(:nth-of-type(1)) td:nth-of-type(2),
  .part4 table tr:not(:nth-of-type(1)) td:nth-of-type(3) {
    font-size: 18px;
  }

  .part5 .doctor {
    display: flex;
    align-items: center;
    width: 768px;
  }

  .part5 .doctor .doctor_introduction {
    margin-top: 4%;
    margin-left: 4%;
  }

  .part5 .doctor .doctor_introduction .data>span:nth-of-type(1) {
    font-size: 23px;
  }

  .part5 .doctor .doctor_introduction .data>span:nth-of-type(2) {
    font-size: 16px;
  }

  .part5 .doctor .doctor_introduction .data ul li {
    font-size: 17px;
  }

  .part5 .doctor .doctor_introduction .spcially div:nth-child(2) span {
    font-size: 17px;
  }

  .part5 .doctor .doctor_introduction .spcially button {
    width: 100px;
    font-size: 16px;
  }

  .part5 .doctor .doctor_introduction .spcially .scxm_text::before {
    font-size: 18px;
  }

  .part5 .doctor:nth-of-type(3) .doctor_img {
    order: 2;
  }

  .part5 .doctor:nth-of-type(3) .doctor_introduction {
    order: 1;
    margin-left: 3%;
  }

  .part6 .case_content .al .al_text {
    font-size: 18px;
  }

  .part6 .part6_bottom {
    width: 200px;
  }

  .part6 .part6_bottom a {
    font-size: 16px;
  }

  .part7 .part7_top {
    width: 90%;
    margin: 6% auto;
  }

  .part7 .part7_top p {
    font-size: 21px;
  }

  .part7 .part7_top table th {
    font-size: 22px;
  }

  .part7 .part7_top table td {
    font-size: 20px;
  }

  .part7 .part7_bottom .probe p {
    font-size: 20px;
  }

  .part8 .method li {
    width: 90%;
  }

  .part9 .subhead h4 {
    font-size: 35px;
  }

  .subhead h4 {
    font-size: 26px;
  }
}

@media screen and (max-width: 768px) {
  .header_bg>img:nth-of-type(1) {
    display: none;
  }

  .header_bg>img:nth-of-type(2) {
    display: block;
  }

  .header_bg .price {
    bottom: 4%;
    left: 2%;
    width: 96%;
  }

  .header_bg .price .price_title {
    font-size: 28px;
    width: 420px;
  }

  .header_bg .price .tip {
    font-size: 21px;
    text-align: left;
  }

  .header_bg .price table {
    width: 100%;
  }

  .header_bg .price table th {
    font-size: 24px;
  }

  .header_bg .price table td {
    font-size: 22px;
  }

  .part1 .subhead h4 {
    font-size: 30px;
  }

  .part1 .tooth ul {
    width: 96%;
    display: block;
    margin-top: 8%;
  }

  .part1 .tooth ul li {
    width: 40%;
  }

  .part1 .tooth ul li:nth-of-type(1) {
    margin: 0 auto;
  }

  .part1 .tooth ul li:nth-of-type(2) {
    float: left;
  }

  .part1 .tooth ul li:nth-of-type(3) {
    float: right;
  }

  .part1 .tooth ul li .data p:nth-of-type(1) {
    font-size: 22px;
  }

  .part1 .tooth ul li .data p:nth-of-type(2) {
    font-size: 18px;
  }

  .part1 .tooth ul::after {
    content: '';
    display: block;
    clear: both;
  }

  .part1 .tooth .investigation {
    width: 93%;
    margin: 6% auto;
  }

  .part1 .tooth .investigation p {
    font-size: 19px;
  }

  .part2 ul {
    width: 93%;
    margin: 8% auto 0;
  }

  .part2 ul li {
    width: 100%;
  }

  .part2 ul li .part2_up,
  .part2 ul li .part2_bottom {
    width: 50%;
  }

  .part2 ul li .part2_up p {
    font-size: 2.6vw;
  }

  .part2 ul li .part2_middle {
    margin: 4% auto 0;
  }

  .part2 ul li .part2_middle p {
    font-size: 2.5vw;
  }

  .part2 ul li .part2_bottom p {
    font-size: 2.5vw;
  }

  .part2 ul li:nth-of-type(1) .part2_up {
    float: right;
    margin-right: 25%;
  }

  .part2 ul li:nth-of-type(1) .part2_middle {
    float: left;
    width: 30%;
    margin-right: 0%;
  }

  .part2 ul li:nth-of-type(1) .part2_bottom {
    margin-top: 6%;
  }

  .part2 ul li:nth-of-type(1) .part2_bottom p {
    width: 75%;
    margin-top: 8%;
  }

  .part2 ul li:nth-of-type(2) {
    margin: 8% auto;
  }

  .part2 ul li:nth-of-type(2) .part2_up {
    float: left;
    margin-left: 5%;
  }

  .part2 ul li:nth-of-type(2) .part2_up p {
    margin-top: 7%;
  }

  .part2 ul li:nth-of-type(3) .part2_up p {
    margin-top: 8%;
  }

  .part2 ul li:nth-of-type(3) .part2_bottom p {
    margin-top: 9%;
  }

  .part2 ul li:nth-of-type(2) .part2_middle {
    width: 30%;
    margin-right: 0;
  }

  .part2 ul li:nth-of-type(2) .part2_bottom {
    float: right;
    margin-top: 6%;
    margin-right: 10%;
  }

  .part2 ul li:nth-of-type(3) .part2_up {
    float: right;
  }

  .part2 ul li:nth-of-type(3) .part2_middle {
    float: left;
    width: 30%;
  }

  .part2 ul li:nth-of-type(3) .part2_bottom {
    float: left;
    margin-top: 6%;
  }

  .part2 ul li:not(:nth-of-type(1)) {
    margin-left: 0;
  }

  .part3 {
    padding: 6% 0;
  }

  .part3 .part3_list {
    width: 94%;
    justify-content: space-around;
    margin: 8% auto 0;
  }

  .part3 .part3_list .part3_item {
    width: 46%;
  }

  .part3 .part3_list .part3_item .item_top h6 {
    font-size: 23px;
  }

  .part3 .part3_list .part3_item .item_middle {
    margin: 5% auto;
  }

  .part3 .part3_list .part3_item .item_bottom p {
    font-size: 19px;
  }

  .part3 .part3_list .part3_item:nth-of-type(2),
  .part3 .part3_list .part3_item:nth-of-type(5) {
    margin: unset;
  }

  .part3 .part3_list .part3_item:nth-of-type(n+3) {
    margin-top: 5%;
  }

  .part4 table {
    width: 94%;
    margin: 6% auto;
    overflow: hidden;
  }

  .part4 table tr th {
    font-size: 23px;
  }

  .part4 table tr:not(:nth-of-type(1)) td:nth-of-type(1) {
    font-size: 20px;
  }

  .part4 table tr:not(:nth-of-type(1)) td:nth-of-type(2),
  .part4 table tr:not(:nth-of-type(1)) td:nth-of-type(3) {
    font-size: 18px;
  }

  .part5 .doctor {
    position: relative;
    margin: 36% auto;
    width: 100%;
    overflow: unset;
  }

  .part5 .doctor .doctor_img {
    position: absolute;
    top: -28%;
    left: 25%;
    width: 50%;
  }

  .part5 .doctor .doctor_img button {
    display: block;
    position: absolute;
    bottom: -14%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 3% 4%;
    box-sizing: content-box;
    width: 50%;
    font-size: 22px;
    border: 1px solid #4AAEDF;
    outline: none;
    background: #0796EC;
    box-shadow: 0px 2px 4px 0px rgba(7, 105, 153, 0.5);
    border-radius: 10px;
    transition: 0.5s;
    cursor: pointer;
  }

  .part5 .doctor .doctor_img button a {
    color: #fff;
  }

  .part5 .doctor .doctor_introduction {
    width: 92%;
    margin: 32% auto 0;
  }

  .part5 .doctor .doctor_introduction .data>span:nth-of-type(1) {
    font-size: 26px;
  }

  .part5 .doctor .doctor_introduction .data>span:nth-of-type(2) {
    font-size: 20px;
  }

  .part5 .doctor .doctor_introduction .data ul li {
    font-size: 20px;
  }

  .part5 .doctor .doctor_introduction .spcially button {
    display: none;
  }

  .part5 .doctor .doctor_introduction .spcially .scxm_text {
    width: 103px;
  }

  .part5 .doctor .doctor_introduction .spcially .scxm_text::before {
    font-size: 20px;
  }

  .part5 .doctor .doctor_introduction .spcially .scxm_text::after {
    height: 25px;
  }

  .part5 .doctor .doctor_introduction .spcially div:nth-child(2) span {
    font-size: 20px;
  }

  .part5 .doctor:nth-of-type(3) {
    margin: 30% auto 0;
  }

  .part6 .part6_top {
    margin-top: 8%;
  }

  .part6 .part6_top img:nth-of-type(1) {
    display: none;
  }

  .part6 .part6_top img:nth-of-type(2) {
    display: block;
  }

  .part6 .case_content .al .al_text {
    font-size: 21px;
  }

  .part7 .part7_top {
    width: 96%;
  }

  .part7 .part7_top p {
    font-size: 22px;
    text-align: left;
  }

  .part7 .part7_top table {
    width: 100%;
  }

  .part7 .part7_top table th {
    font-size: 25px;
  }

  .part7 .part7_top table td {
    font-size: 20px;
    padding: 2% 0;
  }

  .part7 .part7_bottom {
    width: 96%;
    flex-wrap: wrap;
    justify-content: center;
  }

  .part7 .part7_bottom .probe {
    width: 80%;
  }

  .part7 .part7_bottom .probe ul li {
    font-size: 20px;
  }

  .part7 .part7_bottom .explain {
    width: 100%;
    margin-top: 5%;
    margin-left: unset;
  }

  .part7 .part7_bottom .explain th {
    font-size: 21px;
    font-weight: 500;
    padding: 2% 0;
  }

  .part7 .part7_bottom .explain td {
    padding: 2% 0;
    font-size: 20px;
  }

  .part7 .part7_bottom .explain td:nth-of-type(2) {
    padding: 2% 1%;
  }

  .part8 .subhead:nth-of-type(1) {
    display: none;
  }

  .part8 .subhead:nth-of-type(2) {
    display: block;
    left: 20%;
  }

  .part8 .subhead:nth-of-type(2) hr {
    width: 60%;
    height: 4px;
    background: #0E9DE3;
    border: unset;
  }

  .part8 .subhead:nth-of-type(2) p {
    color: #808080;
    font-size: 24px;
    text-align: center;
  }

  .part8 img:nth-of-type(1) {
    display: none;
  }

  .part8 img:nth-of-type(2) {
    display: block;
  }

  .part8 .method {
    width: 60%;
    left: 6%;
    top: 20%;
  }

  .part8 .method li {
    padding: 4% 2% 4% 9%;
  }

  .part8 .method li .num {
    font-size: 15vw;
  }

  .part8 .method li:not(:nth-of-type(1)) {
    margin-top: 13%;
  }

  .part8 .method li:nth-of-type(2n) {
    margin-left: 50%;
  }

  .part8 .method h6 {
    font-size: 3vw;
  }

  .part8 .method p {
    font-size: 2.2vw;
  }

  .part9 .subhead {
    padding: 2% 0;
    background: #3B8BBC;
  }

  .part9 .subhead h4 {
    color: #FFF;
    font-size: 40px;
  }

  .part9 .bottom_img li {
    width: 50%;
  }
  .part9 .bottom_img li p {
    font-size: 0.85rem;
    width: 70%;
  }

  .subhead h4 {
    font-size: 27px;
    padding: 0 1%;
    box-sizing: border-box;
  }

  .partMargin {
    margin: 8% auto;
  }
}

@media screen and (max-width: 500px) {
  .header_bg .price .price_title {
    font-size: 1.3rem;
    width: 80%;
    color: #FFF;
    background: unset;
  }

  .header_bg .price .tip {
    display: none;
    font-size: 0.9rem;
    text-align: left;
  }

  .header_bg .price table {
    width: 100%;
    margin-top: 6%;
  }

  .header_bg .price table th {
    font-size: 0.95rem;
  }

  .header_bg .price table td {
    font-size: 0.85rem;
  }

  .header_bg .price table td:nth-of-type(2) {
    width: 43%;
    line-height: 1.3em;
  }

  .part1 .subhead h4 {
    font-size: 1.3rem;
  }

  .part1 .tooth ul {
    width: 96%;
    display: block;
  }

  .part1 .tooth ul li {
    width: 40%;
  }

  .part1 .tooth ul li .data p:nth-of-type(1) {
    font-size: 1rem;
  }

  .part1 .tooth ul li .data p:nth-of-type(2) {
    font-size: 0.75rem;
    text-align: center;
  }

  .part1 .tooth ul::after {
    content: '';
    display: block;
    clear: both;
  }

  .part1 .tooth .investigation p {
    font-size: 0.85rem;
  }

  .part2 ul li .part2_up p {
    font-size: 0.7rem;
  }

  .part2 ul li .part2_middle {
    margin: 4% auto 0;
  }

  .part2 ul li .part2_middle p {
    font-size: 0.85rem;
  }

  .part2 ul li .part2_bottom p {
    font-size: 0.7rem;
  }

  .part2 ul li .part2_up,
  .part2 ul li .part2_bottom {
    width: 58%;
  }

  .part2 ul li:nth-of-type(1) .part2_up {
    margin-right: 10%;
  }

  .part2 ul li:nth-of-type(1) .part2_up p {
    margin-top: 8%;
  }

  .part2 ul li:nth-of-type(2) .part2_bottom {
    margin-right: 6%;
  }

  .part2 ul li:nth-of-type(3) .part2_bottom p {
    margin-top: 6%;
  }

  .part3 .part3_list {
    width: 86%;
  }

  .part3 .part3_list .part3_item {
    width: 100%;
  }

  .part3 .part3_list .part3_item .item_top img {
    width: 12%;
  }

  .part3 .part3_list .part3_item .item_top h6 {
    font-size: 1.2rem;
  }

  .part3 .part3_list .part3_item .item_bottom p {
    font-size: 1rem;
  }

  .part3 .part3_list .part3_item:nth-of-type(n+2) {
    margin-top: 6%;
  }

  .part4 table {
    margin: 6% auto;
  }

  .part4 table tr th {
    font-size: 1.05rem;
  }

  .part4 table tr:not(:nth-of-type(1)) td:nth-of-type(1) {
    font-size: 0.95rem;
  }

  .part4 table tr:not(:nth-of-type(1)) td:nth-of-type(2),
  .part4 table tr:not(:nth-of-type(1)) td:nth-of-type(3) {
    font-size: 0.9rem;
  }

  .part4 table tr:nth-of-type(2) .part4_yuanquan div:nth-of-type(3) {
    top: -21.5%;
    left: 30.5%;
  }

  .part4 table tr:nth-of-type(2) .part4_yuanquan div:nth-of-type(4) {
    top: -36%;
    left: 57%;
  }

  .part5 .doctor .doctor_img {
    top: -20%;
  }

  .part5 .doctor .doctor_img button {
    font-size: 0.9rem;
  }

  .part5 .doctor .doctor_introduction .data>span:nth-of-type(1) {
    font-size: 1.1rem;
  }

  .part5 .doctor .doctor_introduction .data>span:nth-of-type(2) {
    font-size: 0.8rem;
  }

  .part5 .doctor .doctor_introduction .data ul li {
    font-size: 0.9rem;
  }

  .part5 .doctor .doctor_introduction .spcially .scxm_text {
    width: 23%;
  }

  .part5 .doctor .doctor_introduction .spcially .scxm_text::before {
    font-size: 1rem;
  }

  .part5 .doctor .doctor_introduction .spcially div:nth-child(2) span {
    font-size: 0.9rem;
  }

  .part6 .case_content .al {
    width: 80%;
  }

  .part6 .case_content .al .al_text {
    font-size: 0.9rem;
  }

  .part6 .case_content .al:nth-of-type(n+2) {
    margin-top: 5%;
  }

  .part6 .part6_bottom {
    width: 10rem;
    margin: 7% auto 0;
  }

  .part6 .part6_bottom img {
    width: 1.1rem;
  }

  .part6 .part6_bottom a {
    margin-top: 10px;
    padding: 5% 0;
    font-size: 0.85rem;
  }

  .part7 .part7_top p {
    font-size: 0.85rem;
  }

  .part7 .part7_top table {
    line-height: 1.3em;
  }

  .part7 .part7_top table th {
    font-size: 0.85rem;
  }

  .part7 .part7_top table td {
    font-size: 0.85rem;
  }

  .part7 .part7_top table td:nth-of-type(2) {
    padding: 2%;
  }

  .part7 .part7_bottom .probe {
    width: 100%;
  }

  .part7 .part7_bottom .probe p {
    font-size: 1rem;
    margin-top: 2%;
    margin-bottom: 6%;
  }

  .part7 .part7_bottom .probe ul li {
    font-size: 0.8rem;
  }

  .part7 .part7_bottom .explain {
    width: 100%;
    line-height: 1.3em;
  }

  .part7 .part7_bottom .explain th {
    font-size: 0.9rem;
    padding: 2%;
  }

  .part7 .part7_bottom .explain td {
    font-size: 0.83rem;
  }

  .part8 .subhead:nth-of-type(2) {
    width: 100%;
  }

  .part8 .subhead:nth-of-type(2) hr {
    width: 32%;
    height: 2px;
    margin: 0 auto;
  }

  .part8 .subhead:nth-of-type(2) p {
    font-size: 0.9rem;
  }

  .part8 .method li {
    width: 96%;
    padding: 4% 2% 4% 10%;
  }

  .part8 .method li .num {
    font-size: 4rem;
  }

  .part8 .method li:not(:nth-of-type(1)) {
    margin-top: 4%;
  }

  .part8 .method li:nth-of-type(2n) {
    margin-left: 45%;
  }

  .part8 .method h6 {
    font-size: 0.7rem;
  }

  .part8 .method p {
    font-size: 0.65rem;
    margin-top: 2%;
  }

  .part9 .subhead h4 {
    font-size: 1.8rem;
    letter-spacing: 5px;
  }

  .part9 .bottom_img li p {
    padding: 4px;
  }

  .subhead h4 {
    font-size: 1.3rem;
  }
}