html {
  font-size: 100px;
  font-family: "Arial";
}
body {
  max-width: 640px;
  margin: 0 auto;
  display: block;
  background: #ffffff;
  box-shadow: #d4d4d4 2px 2px 10px;
}
body .clearfix:after,
body .clearfix:before {
  display: block;
  content: " ";
  clear: both;
  zoom: 1;
}
h1,
h2,
h3,
h4,
h5,
h6,
ul,
ol,
li,
p {
  margin: 0;
  padding: 0;
  list-style: none;
}
a {
  user-select: text;
  -webkit-user-select: text;
  text-decoration: none;
}
p {
  user-select: text;
  -webkit-user-select: text;
}
.grinding header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 0.65rem;
  padding: 0 0.2rem;
}
.grinding header .logo-wrap {
  width: 2rem;
}
.grinding header .logo-wrap img {
  width: 100%;
}
.grinding header .menuBtn {
  border: none;
  background-color: transparent;
  cursor: pointer;
}
.grinding header .menuBtn img {
  display: block;
  width: 0.43rem;
}
.grinding section.first {
  height: 10.77rem;
  background: url(../images/bg01.jpg) no-repeat;
  background-size: 100% 100%;
  overflow: hidden;
  position: relative;
}
.grinding section.first > p.title {
  margin-top: 0.55rem;
}
.grinding section.first > p.title img {
  width: 6.05rem;
  margin: 0 auto;
  display: block;
}
.grinding section.first > p.text {
  width: 6.2rem;
  margin: 0.3rem auto 0;
  background-color: #d9c394;
  border-radius: 0.3rem;
  padding: 0.1rem 0.2rem;
  display: flex;
  justify-content: space-between;
}
.grinding section.first > p.text span {
  font-size: 0.28rem;
  color: #0e0e0e;
}
.grinding section.first .tag-wrap {
  width: 6rem;
  padding: 0.24rem 0.2rem;
  position: absolute;
  bottom: 0.88rem;
  left: 50%;
  transform: translateX(-50%);
  background-color: rgba(255, 255, 255, 0.3);
  border-radius: 0.1rem;
  display: flex;
  justify-content: space-around;
  align-items: center;
}
.grinding section.first .tag-wrap > div {
  flex-shrink: 0;
}
.grinding section.first .tag-wrap > div.dot {
  width: 0.1rem;
  height: 0.1rem;
  background-color: #ffffff;
  border-radius: 50%;
}
.grinding section.first .tag-wrap > div.tag-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.grinding section.first .tag-wrap > div p {
  font-size: 0.23rem;
  color: #ffffff;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  line-height: 1.2;
  margin-top: 0.06rem;
}
.grinding section.first .tag-wrap > div:first-of-type {
  width: 1.7rem;
}
.grinding section.first .tag-wrap > div:first-of-type img {
  width: 0.88rem;
}
.grinding section.first .tag-wrap > div:nth-of-type(3) {
  width: 1.7rem;
}
.grinding section.first .tag-wrap > div:nth-of-type(3) img {
  width: 0.6rem;
}
.grinding section.first .tag-wrap > div:last-of-type {
  width: 1.5rem;
}
.grinding section.first .tag-wrap > div:last-of-type img {
  width: 0.64rem;
}
.grinding section.first .tag-wrap > div:last-of-type p {
  margin-top: 0.2rem;
}
.grinding section.first .tag-wrap .btn {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translate(-50%, 65%);
  background-image: linear-gradient(0deg, #f6421d 0%, #fa7132 58%, #fe9f46 100%);
  border-radius: 0.24rem;
  font-size: 0.3rem;
  font-weight: bold;
  color: #fff;
  padding: 0.02rem 0.25rem;
}
.grinding section.second {
  overflow: hidden;
}
.grinding section.second > p.title {
  text-align: center;
  font-size: 0.42rem;
  font-weight: bold;
  color: #222222;
  margin: 0.55rem 0 0.2rem;
}
.grinding section.second .text-wrap {
  padding: 0 0.05rem;
  margin-bottom: 0.3rem;
}
.grinding section.second .text-wrap .text {
  font-size: 0.21rem;
  color: #3b527b;
  padding: 0.2rem 0.15rem;
  background-color: #eef1fa;
  border-radius: 0.1rem;
  text-align: justify;
}
.grinding section.second .product-wrap .product-item {
  padding-bottom: 0.3rem;
}
.grinding section.second .product-wrap .product-item .product {
  position: relative;
}
.grinding section.second .product-wrap .product-item .product > img {
  width: 100%;
}
.grinding section.second .product-wrap .product-item .product .product-top {
  width: 98%;
  position: absolute;
  top: 0.25rem;
  left: 1%;
}
.grinding section.second .product-wrap .product-item .product .product-top img:first-of-type {
  width: 0.39rem;
}
.grinding section.second .product-wrap .product-item .product .product-top img:last-of-type {
  width: 0.96rem;
  position: absolute;
  right: 0;
  bottom: -0.21rem;
}
.grinding section.second .product-wrap .product-item .product .product-top span {
  font-size: 0.36rem;
  font-weight: bold;
  color: #f95e29;
}
.grinding section.second .product-wrap .product-item .product .product-top .line {
  width: 100%;
  position: absolute;
  bottom: -0.05rem;
}
.grinding section.second .product-wrap .product-item .product .product-top .line p {
  position: relative;
}
.grinding section.second .product-wrap .product-item .product .product-top .line p:first-of-type {
  width: 0.96rem;
  height: 3px;
  background-color: #20437d;
  margin-bottom: -2px;
  z-index: 10;
}
.grinding section.second .product-wrap .product-item .product .product-top .line p:last-of-type {
  height: 1px;
  background-color: #dfad6a;
  z-index: 5;
}
.grinding section.second .product-wrap .product-item .product .product-text {
  position: absolute;
  bottom: 0.9rem;
  right: 0.36rem;
}
.grinding section.second .product-wrap .product-item .product .product-text p {
  display: flex;
  flex-direction: column;
}
.grinding section.second .product-wrap .product-item .product .product-text p:first-of-type {
  margin-bottom: 0.3rem;
}
.grinding section.second .product-wrap .product-item .product .product-text p span {
  font-size: 0.26rem;
}
.grinding section.second .product-wrap .product-item .product .product-text p span:first-of-type {
  color: #555555;
}
.grinding section.second .product-wrap .product-item .product .product-text p span:last-of-type {
  color: #fe552a;
  font-weight: bold;
}
.grinding section.second .product-wrap .product-item .btn-group {
  padding: 0 0.25rem;
  margin-top: 0.03rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.grinding section.second .product-wrap .product-item .btn-group a {
  width: 2.6rem;
  position: relative;
}
.grinding section.second .product-wrap .product-item .btn-group a img {
  width: 100%;
}
.grinding section.second .product-wrap .product-item .btn-group a span {
  font-size: 0.24rem;
  font-weight: bold;
  color: #fff;
  position: absolute;
}
.grinding section.second .product-wrap .product-item .btn-group a:first-of-type span {
  left: 0.8rem;
  bottom: 0.15rem;
}
.grinding section.second .product-wrap .product-item .btn-group a:last-of-type span {
  left: 0.3rem;
  bottom: 0.15rem;
}
.grinding section.second .product-wrap .product-item .product-info {
  margin-top: 0.3rem;
  padding: 0 0.1rem;
}
.grinding section.second .product-wrap .product-item .product-info > p.title {
  margin-bottom: 0.06rem;
}
.grinding section.second .product-wrap .product-item .product-info > p.title img {
  width: 0.29rem;
}
.grinding section.second .product-wrap .product-item .product-info > p.title span {
  font-size: 0.24rem;
  color: #333333;
  font-weight: bold;
}
.grinding section.second .product-wrap .product-item .product-info ul li {
  font-size: 0.26rem;
  color: #444444;
  padding: 0.06rem 0;
}
.grinding section.second .product-wrap .product-item .product-parameter {
  margin-top: 0.2rem;
  padding: 0 0.1rem;
}
.grinding section.second .product-wrap .product-item .product-parameter > p.title {
  margin-bottom: 0.06rem;
}
.grinding section.second .product-wrap .product-item .product-parameter > p.title img {
  width: 0.29rem;
}
.grinding section.second .product-wrap .product-item .product-parameter > p.title span {
  font-size: 0.24rem;
  color: #333333;
  font-weight: bold;
}
.grinding section.second .product-wrap .product-item .product-parameter .table-wrap {
  border: 1px dashed #666;
  padding: 2px;
  overflow-x: auto;
}
.grinding section.second .product-wrap .product-item .product-parameter .table-wrap table {
  width: 100%;
  border-collapse: collapse;
  color: #333333;
  text-align: center;
  border: 1px solid #666;
  font-size: 0.18rem;
}
.grinding section.second .product-wrap .product-item .product-parameter .table-wrap table thead tr {
  line-height: 1.1;
}
.grinding section.second .product-wrap .product-item .product-parameter .table-wrap table thead tr th,
.grinding section.second .product-wrap .product-item .product-parameter .table-wrap table thead tr td {
  line-height: 0.24rem;
  background-color: #cad2e7;
  border: 2px solid #fff;
  white-space: nowrap;
  padding: 0.04rem;
}
.grinding section.second .product-wrap .product-item .product-parameter .table-wrap table tbody tr td {
  border: 2px solid #fff;
  white-space: nowrap;
  padding: 0.04rem;
}
.grinding section.second .product-wrap .product-item .product-parameter .table-wrap table tbody tr:nth-of-type(2n) {
  background-color: #e9efff;
}
.grinding section.third .case-top {
  position: relative;
}
.grinding section.third .case-top img {
  width: 100%;
}
.grinding section.third .case-top .text {
  width: 100%;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  line-height: 1.2;
}
.grinding section.third .case-top .text p {
  color: #fff;
  font-weight: bold;
  font-size: 0.25rem;
  text-align: center;
}
.grinding section.third .case-title {
  font-size: 0.48rem;
  color: #222222;
  font-weight: bold;
  text-align: center;
  margin: 0.35rem 0 0.2rem;
}
.grinding section.third .case-wrap {
  padding: 0 0.2rem;
}
.grinding section.third .case-wrap .case {
  box-shadow: 1px 1px 19px 1px rgba(0, 0, 0, 0.4);
  border-radius: 0.1rem 0.8rem 0.1rem 0.1rem;
  padding: 0.2rem;
  position: relative;
  margin-bottom: 0.4rem;
}
.grinding section.third .case-wrap .case p.title {
  background-image: linear-gradient(90deg, #dde4f6 0%, #ffffff 100%);
  border-radius: 0px 0.24rem 0.24rem 0px;
  border: solid 1px #2d4e95;
  position: absolute;
  top: 0.3rem;
  left: -0.13rem;
  width: 5.2rem;
  padding: 0.08rem 0.16rem;
  text-align: center;
}
.grinding section.third .case-wrap .case p.title span {
  font-size: 0.22rem;
  font-weight: bold;
  color: #163f9c;
}
.grinding section.third .case-wrap .case p.title img {
  position: absolute;
  left: 0;
  bottom: 0;
  transform: translateY(100%);
  width: 0.13rem;
}
.grinding section.third .case-wrap .case > img {
  display: block;
  margin-top: 0.8rem;
  width: 100%;
}
.grinding section.third .case-wrap .case .text {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0.15rem 0;
}
.grinding section.third .case-wrap .case .text p:first-of-type {
  font-size: 0.24rem;
  font-weight: bold;
  color: #fefefe;
  padding: 0.04rem 0.12rem;
  background-color: #2a75e3;
  border-radius: 0.2rem;
}
.grinding section.third .case-wrap .case .text p:nth-of-type(2) {
  width: 0.36rem;
  border-bottom: 3px dashed #2a75e3;
}
.grinding section.third .case-wrap .case .text p:last-of-type {
  font-size: 0.24rem;
  font-weight: bold;
  color: #fefefe;
  padding: 0.04rem 0.12rem;
  background-color: #2a75e3;
  border-radius: 0.2rem;
}
.grinding section.third .case-wrap .case a.btn {
  display: block;
  margin: 0 auto;
  width: 5rem;
}
.grinding section.third .case-wrap .case a.btn img {
  width: 100%;
}
.grinding section.form-sec {
  padding: 0 0.4rem;
}
.grinding section.form-sec p.title {
  text-align: center;
  font-size: 0.48rem;
  font-weight: bold;
  color: #222222;
  margin-bottom: 0.2rem;
}
.grinding section.form-sec .contact-form {
  display: flex;
  justify-content: space-between;
} 
.grinding section.form-sec .contact-form .form-item {
  width: 32.2%;
  height: 32px;
}
.grinding section.form-sec .form-item {
  border: 1px solid #ccc;
  display: flex;
  align-items: center;
  margin-bottom: 12px;
}
@media (max-width: 618px) {
  .grinding section.form-sec .form-item .mu-form-item-help {
    bottom: -25px !important;
  }
  .grinding section.form-sec .contact-form .form-item {
    width: 32.2%;
    height: 32px;
    margin-bottom: 24px;
  }
}

@media (max-width: 460px) {
  .mu-select-input.is-break {
    font-size: 12px;
  }
}

.grinding section.form-sec .form-item > span {
  color: red;
  margin: 0 3px;
}
.grinding section.form-sec .form-item .mu-form-item {
  flex: 1;
  margin: 0;
  padding-bottom: 0;
  min-height: 0;
}
.grinding section.form-sec .form-item .mu-form-item .mu-form-item-help {
  bottom: -12px;
}
.grinding section.form-sec .btn-wrap {
  display: flex;
  justify-content: center;
  margin: 0.2rem 0 0.3rem;
}
.grinding section.form-sec .btn-wrap a {
  display: block;
  background-color: #d42606;
  color: #fff;
  padding: 0.06rem 0.6rem;
  border-radius: 0.06rem;
  cursor: pointer;
}
.grinding section.fifth {
  background: url(../images/bg06.jpg) no-repeat;
  background-size: 100% 100%;
  overflow: hidden;
  padding: 0.1rem;
}
.grinding section.fifth .text-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 0.2rem;
  padding: 0 0.1rem;
}
.grinding section.fifth .text-wrap .text1 {
  margin-right: 0.15rem;
  width: 3.6rem;
  display: flex;
  flex-direction: column;
  align-items: end;
}
.grinding section.fifth .text-wrap .text1 p:first-of-type {
  font-size: 0.32rem;
  font-weight: bold;
  color: #232323;
  white-space: nowrap;
}
.grinding section.fifth .text-wrap .text1 p:last-of-type {
  font-size: 0.13rem;
  color: #232323;
}
.grinding section.fifth .text-wrap .text2 {
  position: relative;
}
.grinding section.fifth .text-wrap .text2 > div {
  width: 0.6rem;
  height: 0.2rem;
  position: absolute;
}
.grinding section.fifth .text-wrap .text2 > div:first-of-type {
  border-top: 3px solid #c80d0d;
  border-left: 3px solid #c80d0d;
  top: 0;
  left: 0;
}
.grinding section.fifth .text-wrap .text2 > div:last-of-type {
  border-bottom: 3px solid #c80d0d;
  border-right: 3px solid #c80d0d;
  bottom: 0;
  right: 0;
}
.grinding section.fifth .text-wrap .text2 span {
  font-size: 0.32rem;
  font-weight: bold;
  color: #ca0606;
  padding: 0.15rem;
}
.grinding section.fifth .person-wrap {
  background-color: #39406a;
  border-radius: 0.1rem 0px 0.1rem 0.5rem;
  margin-top: 0.6rem;
  padding: 0 0.1rem 0.25rem;
}
.grinding section.fifth .person-wrap::before {
  content: "";
  display: table;
  clear: both;
}
.grinding section.fifth .person-wrap ul {
  display: flex;
  justify-content: space-around;
  align-items: end;
  margin-top: -0.4rem;
}
.grinding section.fifth .person-wrap ul li {
  text-align: center;
}
.grinding section.fifth .person-wrap ul li:nth-of-type(1) img {
  width: 0.83rem;
}
.grinding section.fifth .person-wrap ul li:nth-of-type(2) img {
  width: 0.71rem;
}
.grinding section.fifth .person-wrap ul li:nth-of-type(3) img {
  width: 0.77rem;
}
.grinding section.fifth .person-wrap ul li:nth-of-type(4) img {
  width: 0.77rem;
}
.grinding section.fifth .person-wrap ul li p {
  min-width: 1.1rem;
  line-height: 1;
  padding: 3px;
  border-radius: 0.3rem;
  border: 1px solid #ffffff;
  font-size: 0.13rem;
  font-weight: bold;
  color: #ffffff;
  background-color: #39406a;
  margin-top: -0.16rem;
  position: relative;
  z-index: 10;
}
.grinding section.fifth .img-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 0.2rem 0 0.05rem;
}
.grinding section.fifth .img-wrap img {
  width: 48.5%;
  height: auto;
}
.grinding section.sixth {
  background: url(../images/bg09.jpg) no-repeat;
  background-size: 100% 100%;
  height: 10rem;
  overflow: hidden;
}
.grinding section.sixth p.title {
  font-size: 0.48rem;
  font-weight: bold;
  color: #ffffff;
  text-align: center;
  margin: 0.4rem 0 0.3rem;
}
.grinding section.sixth ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  padding: 0 0.4rem;
}
.grinding section.sixth ul li {
  width: 45%;
  text-align: center;
  display: flex;
  flex-direction: column;
  margin-bottom: 0.2rem;
}
.grinding section.sixth ul li span {
  color: #fff;
  line-height: 1.1;
}
.grinding section.sixth ul li span:first-of-type {
  font-size: 0.48rem;
  font-weight: bold;
  margin-bottom: 0.05rem;
}
.grinding section.sixth ul li span:last-of-type {
  font-size: 0.28rem;
}