.contents {
  width: 1300px;
  margin: 0 auto;
}
.bk {
  cursor: pointer;
  position: relative;
}
.fl {
  float: left;
}
.fr {
  float: right;
}
.clearfix:after {
  content: "";
  display: block;
  clear: both;
  visibility: hidden;
  line-height: 0;
  height: 0;
  font-size: 0;
}
.yc {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.tsy {
  vertical-align: middle;
  -webkit-transform: perspective(1px) translateZ(0);
  transform: perspective(1px) translateZ(0);
  box-shadow: 0 0 1px rgba(0, 0, 0, 0);
  -webkit-transition-duration: 0.3s;
  transition-duration: 0.3s;
  -webkit-transition-property: transform;
  transition-property: transform;
  -webkit-transition-timing-function: ease-out;
  transition-timing-function: ease-out;
}
.tsy:hover {
  -webkit-transform: translateY(-4px);
  transform: translateY(-4px);
}
.gd {
  -webkit-transition: 0.5s;
  transition: 0.5s;
}
.s180 {
  transform: rotateY(0);
  -webkit-transition: 0.5s;
  transition: 0.5s;
}
.s180:hover {
  transform: rotateY(108deg);
}
.img100 {
  transform: scale(1);
  -webkit-transition: 0.5s;
  transition: 0.5s;
}
.img100:hover {
  transform: scale(1.1);
}
.w100 {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.yuas {
  -webkit-animation: hang linear 2s infinite;
}
@-webkit-keyframes hang {
  0%,
  100% {
    -webkit-transform: translate(0, -8px);
  }
  50% {
    -webkit-transform: translate(0, 0);
  }
}
.zyuo {
  -webkit-animation: zyuo linear 2s infinite;
}
@keyframes zyuo {
  16.65% {
    -webkit-transform: translateX(6px);
    transform: translateX(6px);
  }
  33.3% {
    -webkit-transform: translateX(-5px);
    transform: translateX(-5px);
  }
  49.95% {
    -webkit-transform: translateX(4px);
    transform: translateX(4px);
  }
  66.6% {
    -webkit-transform: translateX(-2px);
    transform: translateX(-2px);
  }
  83.25% {
    -webkit-transform: translateX(1px);
    transform: translateX(1px);
  }
  100% {
    -webkit-transform: translateX(0);
    transform: translateX(0);
  }
}
.flex {
  display: flex;
  justify-content: space-between;
}
html,
body {
  min-width: 1300px;
}
.pagebanner {
  width: 100%;
  max-height: 600px;
}
.pagebanner img {
  width: 100%;
  max-height: 600px;
}
.about {
  height: 976px;
  background: url(../images/abo.jpg) no-repeat center top;
  padding: 77px 0 0 0;
  box-sizing: border-box;
}
.about .contents {
  display: flex;
  justify-content: space-between;
}
.about .aside {
  width: 200px;
}
.about .aside h3 {
  font-size: 45px;
  color: #333;
  line-height: 45px;
}
.about .aside .zm {
  font-family: Arial;
  font-size: 20px;
  color: #999;
  margin: 19px 0 0 0;
}
.about .plaet {
  width: 927px;
}
.about .plaet h3 {
  font-size: 30px;
  color: #333;
  line-height: 30px;
  font-weight: bold;
}
.about .plaet .text {
  margin: 45px 0 0 0;
}
.about .plaet .text p {
  font-size: 15px;
  color: #666;
  line-height: 36px;
}
.about .plaet .tu {
  display: flex;
  justify-content: space-between;
  margin: 45px 0 0 0;
}
.about .plaet .tu img {
  display: inline-block;
  width: 50%;
}
.descr {
  height: 240px;
  background: url(../images/desci.jpg) no-repeat center top;
  padding: 50px 0 0 0;
  box-sizing: border-box;
}
.descr ul {
  display: flex;
  justify-content: space-between;
}
.descr ul li {
  background: url(../images/abo-ico.png) no-repeat center top;
}
.descr ul li p {
  font-size: 20px;
  color: #fff;
  line-height: 25px;
  text-align: center;
  padding: 55px 0 0 0;
}
.descr ul li .be {
  font-size: 24px;
  color: #fff;
  font-weight: bold;
  margin: 30px 0 0 0;
}
.course {
  height: 857px;
  background: url(../images/course.jpg) no-repeat center top;
  padding: 75px 0 0 0;
  box-sizing: border-box;
  overflow: hidden;
  position: relative;
}
.course::before{
  content: "";
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  background: url(../images/aboutbg.png) no-repeat center top;
  height: 908px;
  pointer-events: none;
}
.course h3 {
  font-size: 45px;
  text-align: center;
  color: #333;
  line-height: 45px;
}
.course ul {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  margin: 60px -77px 0 -82px;
  padding: 0 18px;
}
.course ul li {
  width: 157px;
  position: relative;
}
.course ul li p {
  font-size: 14px;
  line-height: 30px;
}
.course ul li .num {
  font-size: 36px;
  font-family: Arial, Helvetica, sans-serif;
  color: #4faeb7;
  text-align: center;
}
.course ul li:nth-child(odd) .num {
  margin: 363px 0 0 0;
}
.course ul li:nth-child(odd) p {
  position: absolute;
  top: 0;
}
.course ul li:nth-child(even) {
  margin: 265px 0 0 0;
}
.course ul li:nth-child(even) .num {
  margin: 0 0 230px 0;
}
.course ul li:nth-child(even) p {
  position: absolute;
}
.course ul li:nth-child(1) p {
  margin: 110px 0 0 0;
  left: -105px;
  width: 240px;
}

.course ul li:nth-child(9) p{
  top: 150px;
  width: 320px;
}
.course ul li:nth-child(2) p {
  bottom: -45px;
  width: 245px;
  left: -121px;
  text-align: right;
}
.course ul li:nth-child(3) p {
  text-align: right;
  width: 240px;
  left: -122px;
}
.course ul li:nth-child(4) p {
  width: 280px;
  left: -87px;
  bottom: -48px;
}
.course ul li:nth-child(5) p {
  margin: -25px 0 0 0;
  width: 285px;
  left: -48px;
}
.course ul li:nth-child(6) p {
  width: 520px;
  text-align: center;
  left: -160px;
  bottom: -87px;
}
.course ul li:nth-child(7) p {
  margin: 33px 0 0 0;
  width: 440px;
  left: 50px;
}
.course ul li:nth-child(8) p {
  width: 320px;
  bottom: -83px;
  left: 64px;
}
.hour-dn {
  padding: 100px 0 0 0;
  height: 1240px;
  box-sizing: border-box;
  background: url(../images/hour.jpg) no-repeat center top;
}
.hour-dn h3 {
  font-size: 45px;
  color: #fff;
  line-height: 45px;
  text-align: center;
}
.hour-dn .warp {
  width: 1100px;
  margin: 98px auto 0;
  display: flex;
  justify-content: center;
}
.hour-dn .warp li {
  width: 300px;
  margin: 0 15px;
}
 
.hour-dn .warp li .img {
  display: block;
  width: 300px;
  height: 400px;
  overflow: hidden;
}
.hour-dn .warp li .img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transform: scale(1);
  -webkit-transition: 0.5s;
  transition: 0.5s;
}
.hour-dn .warp li .img img:hover {
  transform: scale(1.1);
}
.hour-dn .warp li p {
  font-size: 18px;
  color: #fff;
  text-align: center;
  line-height: 30px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  height: 60px;
  margin: 15px 0 0 0;
}
.hour-listabo{
  margin: 75px 0 0 0;
}
.hour-dn .list {
  display: flex;
  justify-content: space-between;
}
.hour-dn .list li {
  width: 240px!important;
  height: 170px;
  margin-right: 24px;
  box-sizing: border-box;
}
.hour-dn .list li .img {
  width: 240px!important;
  height: 100%;
  display: block;
  overflow: hidden;
  border: 2px solid #fff;
  box-sizing: border-box;
}
.hour-dn .list li .img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transform: scale(1);
  -webkit-transition: 0.5s;
  transition: 0.5s;
}
.hour-dn .list li .img img:hover {
  transform: scale(1.1);
}
.server-dn {
  height: auto;
  background: url(../images/server.jpg) no-repeat center top;
  padding: 70px 0 70px;
  box-sizing: border-box;
}
.server-dn h3 {
  font-size: 45px;
  color: #333;
  line-height: 45px;
  text-align: center;
}
.server-dn ul {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  margin: 50px 0 0;
}
.server-dn ul li {
  width: 300px;
  height: 130px;
  box-sizing: border-box;
  margin: 0 0 29px 0;
  overflow: hidden;
  border: 1px solid #ddd;
}
.server-dn ul li .a {
  display: block;
  width: 100%;
  height: 100%;
}
.server-dn ul li .a img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transform: scale(1);
  -webkit-filter: grayscale(60%);
  -moz-filter: grayscale(60%);
  -ms-filter: grayscale(60%);
  -o-filter: grayscale(60%);
  filter: grayscale(60%);
  filter: gray;
  -webkit-transition: 0.5s;
  transition: 0.5s;
}
.server-dn ul li .a img:hover {
  transform: scale(1.1);
}
.server-dn ul li:hover a img {
  -webkit-filter: grayscale(0%);
  -moz-filter: grayscale(0%);
  -ms-filter: grayscale(0%);
  -o-filter: grayscale(0%);
  filter: grayscale(0%);
  filter: gray;
}
.hour-serv {
  height: 200px;
  background: url(../images/hour-ser.jpg) no-repeat center top;
}
.hour-serv ul {
  display: flex;
  justify-content: space-between;
  width: 1415px;
  margin: 0 auto;
}
.hour-serv ul li {
  padding: 0 0 0 58px;
  position: relative;
}
.hour-serv ul li p {
  font-family: Arial;
  font-size: 72px;
  color: #fff;
  line-height: 200px;
  position: absolute;
  top: 0;
  left: 0;
}
.hour-serv ul li .text {
  font-size: 18px;
  color: #fff;
  line-height: 30px;
  margin: 65px 0 0 0;
}
.cheng-serv {
  margin: 78px 0 0;
}
.cheng-serv h3 {
  font-size: 48px;
  color: #333;
  line-height: 50px;
  text-align: center;
}
.cheng-serv ul {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  margin: 70px 0 0;
}
.cheng-serv ul li {
  padding-left: 57px;
  position: relative;
  font-size: 20px;
  line-height: 55px;
  width: 218px;
  box-sizing: border-box;
  margin: 0 0 65px 0;
}
.cheng-serv ul li:nth-child(1)::before {
  content: "";
  display: block;
  width: 45px;
  height: 55px;
  position: absolute;
  background: url(../images/serv-ico1.jpg) no-repeat center left;
  top: 0;
  left: 0;
}
.cheng-serv ul li:nth-child(2)::before {
  content: "";
  display: block;
  width: 45px;
  height: 55px;
  position: absolute;
  background: url(../images/serv-ico2.jpg) no-repeat center left;
  top: 0;
  left: 0;
}
.cheng-serv ul li:nth-child(3)::before {
  content: "";
  display: block;
  width: 45px;
  height: 55px;
  position: absolute;
  background: url(../images/serv-ico3.jpg) no-repeat center left;
  top: 0;
  left: 0;
}
.cheng-serv ul li:nth-child(4)::before {
  content: "";
  display: block;
  width: 45px;
  height: 55px;
  position: absolute;
  background: url(../images/serv-ico4.jpg) no-repeat center left;
  top: 0;
  left: 0;
}
.cheng-serv ul li:nth-child(5)::before {
  content: "";
  display: block;
  width: 45px;
  height: 55px;
  position: absolute;
  background: url(../images/serv-ico5.jpg) no-repeat center left;
  top: 0;
  left: 0;
}
.cheng-serv ul li:nth-child(6)::before {
  content: "";
  display: block;
  width: 45px;
  height: 55px;
  position: absolute;
  background: url(../images/serv-ico6.jpg) no-repeat center left;
  top: 0;
  left: 0;
}
.cheng-serv ul li:nth-child(7)::before {
  content: "";
  display: block;
  width: 45px;
  height: 55px;
  position: absolute;
  background: url(../images/serv-ico7.jpg) no-repeat center left;
  top: 0;
  left: 0;
}
.cheng-serv ul li:nth-child(8)::before {
  content: "";
  display: block;
  width: 45px;
  height: 55px;
  position: absolute;
  background: url(../images/serv-ico8.jpg) no-repeat center left;
  top: 0;
  left: 0;
}
.cheng-serv ul li:nth-child(9)::before {
  content: "";
  display: block;
  width: 45px;
  height: 55px;
  position: absolute;
  background: url(../images/serv-ico9.jpg) no-repeat center left;
  top: 0;
  left: 0;
}
.cheng-serv ul li:nth-child(10)::before {
  content: "";
  display: block;
  width: 45px;
  height: 55px;
  position: absolute;
  background: url(../images/serv-ico10.jpg) no-repeat center left;
  top: 0;
  left: 0;
}
.guarantee {
  height: 534px;
  background: url(../images/serv-bg.jpg) no-repeat center top;
  margin: 15px 0 0;
  padding: 130px 0 0 0;
  box-sizing: border-box;
}
.guarantee h3 {
  font-size: 48px;
  text-align: center;
  line-height: 50px;
}
.guarantee ul {
  position: relative;
}
.guarantee ul li {
  position: absolute;
}
.guarantee ul li:nth-child(odd) p {
  font-size: 18px;
  color: #233a51;
  line-height: 30px;
  text-align: right;
}
.guarantee ul li:nth-child(odd) p i {
  font-family: Arial;
  font-size: 24px;
  color: #233a51;
  line-height: 30px;
  text-align: right;
  display: inline-block;
  margin-right: 14px;
}
.guarantee ul li:nth-child(odd) .text {
  font-size: 15px;
  color: #666;
  line-height: 28px;
  text-align: right;
  margin: 5px 0 0 0;
}
.guarantee ul li:nth-child(even) p {
  font-size: 18px;
  color: #233a51;
  line-height: 30px;
}
.guarantee ul li:nth-child(even) p i {
  font-family: Arial;
  font-size: 24px;
  color: #233a51;
  line-height: 30px;
  display: inline-block;
  margin-left: 11px;
}
.guarantee ul li:nth-child(even) .text {
  font-size: 15px;
  color: #666;
  line-height: 28px;
  margin: 5px 0 0 0;
}
.guarantee ul li:nth-child(1) {
  top: -70px;
  left: 15px;
}
.guarantee ul li:nth-child(2) {
  top: -72px;
  right: 22px;
}
.guarantee ul li:nth-child(3) {
  top: 55px;
  left: 159px;
}
.guarantee ul li:nth-child(4) {
  top: 54px;
  right: 30px;
}
.guarantee ul li:nth-child(5) {
  top: 176px;
  left: 238px;
}
.guarantee ul li:nth-child(6) {
  top: 173px;
  right: 164px;
}
.test-serv {
  padding: 75px 0 0 0;
  height: 894px;
  box-sizing: border-box;
  background: url(../images/serv-test.jpg) no-repeat center top;
}
.test-serv .warp h3 {
  font-size: 48px;
  color: #fff;
  text-align: center;
  line-height: 50px;
}
.test-serv .warp ul {
  display: flex;
  justify-content: space-between;
  margin: 73px 0 0 0;
}
.test-serv .warp ul li {
  width: 170px;
  position: relative;
}
.test-serv .warp ul li::before {
  content: "";
  display: block;
  width: 1px;
  height: 27px;
  position: absolute;
  background: #fff;
  top: 50px;
  left: 50%;
  transform: translateX(-50%);
  -webkit-transition: 0.5s;
  transition: 0.5s;
}
.test-serv .warp ul li p {
  font-size: 24px;
  color: #fff;
  text-align: center;
  line-height: 25px;
  width: 170px;
}
.test-serv .warp ul li .text {
  font-size: 16px;
  color: #1B4B6E;
  text-align: center;
  width: 170px;
  height: 188px;
  padding: 34px 0 0 0;
  box-sizing: border-box;
  line-height: 32px;
  background: url(../images/serv-lingx.png) no-repeat center top;
  margin: 67px 0 0 0;
}

.test-serv .plaet {
  margin: 75px 0 0 0;
}
.test-serv .plaet h3 {
  font-size: 48px;
  color: #333;
  line-height: 50px;
  text-align: center;
}
.test-serv .plaet ul {
  height: 140px;
  border: 1px solid #dddd;
  border-right: none;
  margin: 48px 0  0 0;
  display: flex;
  justify-content: space-between;
}
.test-serv .plaet ul li {
  width: 434px;
  padding: 42px 0 0 70px;
  display: flex;
  border-right: 1px solid #ddd;
  box-sizing: border-box;
}
.test-serv .plaet ul li p {
  font-size: 18px;
  color: #666;
  line-height: 20px;
}
.test-serv .plaet ul li p i {
  font-family: Arial;
  font-size: 36px;
  line-height: 26px;
  color: #1b4b6e;
  display: block;
  margin: 0 0 12px 0;
}
.test-serv .plaet ul li .text {
  font-size: 18px;
  color: #333;
  line-height: 30px;
  margin: 0 0 0 18px;
}
.position {
  border-bottom: 1px solid #e6e6e6;
  font-size: 14px;
  color: #999;
  line-height: 50px;
}
.position img {
  vertical-align: middle;
  margin-right: 10px;
}
.position a {
  color: #999;
}
.introduce {
  margin: 68px 0 0;
}
.introduce h3 {
  font-size: 45px;
  color: #333;
  line-height: 45px;
  text-align: center;
}
.introduce .warp {
  display: flex;
  justify-content: space-between;
  margin: 70px 0 0 0;
}
.introduce .warp .aside {
  width: 600px;
  height: 486px;
  overflow: hidden;
}
.introduce .warp .aside img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transform: scale(1);
  -webkit-transition: 0.5s;
  transition: 0.5s;
}
.introduce .warp .aside img:hover {
  transform: scale(1.1);
}
.introduce .warp .plaet {
  width: 633px;
}
.introduce .warp .plaet .cond {
  font-size: 32px;
  color: #333;
  line-height: 40px;
  margin: 30px 0 25px;
}
.introduce .warp .plaet p {
  font-size: 18px;
  color: #666;
  line-height: 45px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 14;
  overflow: hidden;
  
}
.jc-server {
  /* height: 1445px; */
  background: #f8f8f8;
  padding: 81px 0 0 0;
  box-sizing: border-box;
  margin: 80px 0 0 0;
}
.jc-server h3 {
  font-size: 45px;
  color: #333;
  line-height: 45px;
  text-align: center;
}
.jc-server ul {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  margin: 49px 0 0 0;
}
.jc-server ul li {
  margin: 0 0 42px 0;
  width: 410px;
}
.jc-server ul li .img {
  display: block;
  width: 410px;
  height: 300px;
  overflow: hidden;
}
.jc-server ul li .img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transform: scale(1);
  -webkit-transition: 0.5s;
  transition: 0.5s;
}
.jc-server ul li .img img:hover {
  transform: scale(1.1);
}
.jc-server ul li .cond {
  font-size: 18px;
  color: #333;
  line-height: 58px;
  text-align: center;
  display: block;
  border-bottom: 1px solid #ddd;
  box-sizing: border-box;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.jies-meijun {
  margin: 68px 0 0;
}
.jies-meijun h3 {
  font-size: 45px;
  color: #333;
  line-height: 45px;
  text-align: center;
}
.jies-meijun .warp {
  display: flex;
  justify-content: space-between;
  margin: 70px 0 0;
}
.jies-meijun .warp .aside {
  width: 550px;
  height: 280px;
  overflow: hidden;
}
.jies-meijun .warp .aside img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transform: scale(1);
  -webkit-transition: 0.5s;
  transition: 0.5s;
}
.jies-meijun .warp .aside img:hover {
  transform: scale(1.1);
}
.jies-meijun .warp .plaet {
  width: 698px;
  font-size: 16px;
  color: #666;
  line-height: 42px;
  margin: -5px 0 0;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 7;
  overflow: hidden;
  height: 294px;
}
.jies-server {
  margin: 20px 0 0;
}
.jies-server h3 {
  font-size: 45px;
  color: #333;
  line-height: 124px;
  text-align: center;
  border-bottom: 1px solid #ddd;
  box-sizing: border-box;
  margin: 0 0 20px 0;
}
@media (max-width: 1440px) {
  .hour-serv ul {
    width: 90%;
  }
}