* {
  padding: 0;
  margin: 0;
  font-family: "微软雅黑";
}
.layout {
  width: 1080px;
  margin: 0 auto;
}
img {
  display: block;
  user-select: none;
  -webkit-user-select: none; /* Safari */
  -moz-user-select: none; /* Firefox */
  -ms-user-select: none; /* IE10+/Edge */
}
a {
  display: inline-block;
}
li {
  list-style: none;
}
.superscript {
  vertical-align: super;
  font-size: 12px;
}
.fontStyle {
  font-family: "思源黑体";
}
/* 主视觉 */
.main-kv {
  width: 100%;
  min-width: 1460px;
  height: 600px;
  background: url("./images/first_bg.jpg") no-repeat;
  background-size: 100% 100%;
  overflow: hidden;
}
.main-kv .layout {
  width: 1460px;
  margin: 0 auto;
  position: relative;
}
.main-kv .logo {
  width: 294px;
  height: 68px;
  margin-top: 35px;
}
.main-kv .title {
  margin-left: 170px;
  margin-top: 50px;
}
.main-kv .title h1 {
  font-size: 64px;
  color: #fff;
}
.main-kv .title p {
  font-size: 42px;
  color: #fff;
  margin-top: 25px;
}
.main-kv .kv-img {
  width: 531px;
  height: 321px;
  position: absolute;
  top: 240px;
  right: 0;
}
/* 内容 */
.main {
  width: 100%;
  background: #fff;
}
.nvidia-box h2 {
  font-size: 40px;
  color: #333;
  text-align: center;
  margin-top: 75px;
}
.nvidia-box .content {
  font-size: 26px;
  color: #666;
  text-align: justify;
  margin-top: 35px;
}
.nvidia-box.first ul {
  display: flex;
  justify-content: space-between;
  margin-top: 80px;
}
.main .nvidia-box.first ul li {
  width: 210px;
  height: 475px;
  padding: 23px;
  background: #fff;
  box-shadow: 0 0 20px 10px #f0f0f0;
  cursor: pointer;
}
.main .nvidia-box.first ul li:hover {
  box-shadow: 0 0 20px 10px #bddbfd;
}
.main .nvidia-box.first ul li img {
  width: 210px;
  height: 157px;
}
.main .nvidia-box.first ul li .title {
  font-size: 17px;
  color: #333;
  font-weight: bold;
  display: block;
  margin-top: 15px;
  text-align: center;
}
.main .nvidia-box.first ul li p {
  font-size: 18px;
  color: #666;
  margin-top: 20px;
  text-align: justify;
  line-height: 26px;
}
/* 轮播图 */
.main .nvidia-box.second {
  position: relative;
  padding-bottom: 50px;
}
.main .nvidia-box.second .swiper {
  margin-top: 40px;
  overflow: hidden;
  box-shadow: 0 0 20px 10px #f0f0f0;
}
.main .nvidia-box.second .swiper-slide img {
  width: 1080px;
  height: 540px;
}
.main .nvidia-box.second .swiper-content {
  width: calc(100% - 70px);
  height: 280px;
  background: #fff;
  padding: 0 35px;
  overflow: hidden;
}
.main .nvidia-box.second .swiper-slide .title {
  font-size: 26px;
  color: #333;
  font-weight: bold;
  margin: 20px 0;
}
.main .nvidia-box.second .swiper-slide p {
  font-size: 18px;
  color: #333;
  line-height: 32px;
  text-align: justify;
}
.swiper-container-horizontal > .swiper-pagination-bullets {
  bottom: 0;
}
.swiper-button-prev {
  left: -55px;
}
.swiper-button-next {
  right: -55px;
}
.nvidia-box.third {
  background: #f7f7f7;
  overflow: hidden;
  margin-top: 80px;
}
.nvidia-box.third h2 {
  font-size: 36px;
  margin-top: 50px;
}
.nvidia-box.third .content {
  display: flex;
  justify-content: space-between;
  font-size: 18px;
  margin-top: 40px;
}
.nvidia-box.third .content img {
  width: 246px;
  height: 126px;
}
.nvidia-box.third .content p {
  margin-left: 30px;
  text-align: justify;
  margin-top: 18px;
}
.nvidia-box.forth img {
  width: 832px;
  height: 312px;
  margin: 0 auto;
  margin-top: 125px;
}
.nvidia-box.forth .tip {
  margin-top: 30px;
  margin-bottom: 110px;
  text-align: center;
  color: #666;
}
.nvidia-box.fifth {
  background: #000;
  overflow: hidden;
  padding-bottom: 100px;
}
.nvidia-box.fifth h2 {
  color: #fff;
}
.nvidia-box.fifth ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
.nvidia-box.fifth ul li {
  width: 300px;
  margin-top: 110px;
}
.nvidia-box.fifth ul li .img-box {
  height: 144px;
  display: block;
}
.nvidia-box.fifth ul li img {
  margin: 0 auto;
}
.nvidia-box.fifth ul li p {
  font-size: 18px;
  color: #fff;
  text-align: center;
  line-height: 25px;
  width: 225px;
  margin: 0 auto;
  margin-top: 60px;
}
/* 表单 */
.sixth {
  background: #fff;
  padding-top: 40px;
}
.sixth .tip {
  font-size: 16px;
  color: #999;
}
.sixth h2 {
  font-size: 40px;
  color: #040404;
  margin-top: 85px;
  text-align: center;
}
#myForm {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
#myForm .form-group {
  margin-top: 40px;
}
#myForm .form-group.required::before {
  content: "*";
  color: #ff3000;
  font-size: 18px;
  font-weight: bold;
}
#myForm .form-group label,
#myForm .form-group h3 {
  font-size: 18px;
  color: #333;
  font-weight: bold;
  display: inline-block;
}
#myForm .form-group .form-control {
  width: 280px;
  height: 40px;
  border: 2px solid #999;
  margin-left: 10px;
  padding: 0 15px;
}
#myForm .form-group select {
  height: 44px;
}
#myForm .form-group.width400 {
  width: 400px;
}
#myForm .form-group.width440 {
  width: 440px;
}
#myForm .form-group input.width210 {
  width: 210px;
}
#myForm .form-group input.width480 {
  width: 480px;
}
#myForm .form-group input.width147 {
  width: 234px;
}
#myForm .form-group select.width514 {
  width: 514px;
}
#myForm .form-group select.width404 {
  width: 404px;
}
#myForm .form-group select.width368 {
  width: 368px;
}
#myForm .form-group select.block {
  display: block;
  margin-top: 25px;
  margin-left: 15px;
}
#myForm .form-group input.block {
  display: block;
  margin-top: 25px;
  margin-left: 15px;
}
#myForm .form-group div {
  margin-top: 30px;
}
#myForm .form-group div span {
  margin-left: 15px;
}
#myForm .form-group.radio div span:last-child {
  margin-left: 150px;
}
#myForm .form-group div span input {
  width: 25px;
  height: 25px;
  display: inline-block;
  vertical-align: middle;
}
#myForm .form-group div span label {
  display: inline-block;
  vertical-align: middle;
  margin-left: 5px;
  font-size: 18px;
  color: #040404;
}
#myForm .form-group div.margin15 {
  margin-top: 15px;
}
#myForm .form-group.checkbox div span:nth-child(n + 2) {
  margin-left: 90px;
  display: inline-block;
}
#myForm .form-group.checkbox div span label {
  margin-left: 50px;
  color: #666;
  font-size: 18px;
  font-weight: 500;
  line-height: 24px;
}
#myForm .form-group.checkbox div span label a {
  color: #333;
}
#myForm .form-group.required-check.checkbox div span label {
  width: 980px;
  display: inline-block;
  vertical-align: top;
}
#myForm .form-group.required-check.checkbox div span:nth-child(2) {
  margin-left: 15px;
  width: auto;
}
#myForm .form-group.required-check.checkbox div span:nth-child(n + 2) {
  margin-top: 45px;
  display: inline-block;
}
#myForm .tip {
  margin-left: 95px;
  margin-top: 35px;
  width: 900px;
}
#myForm .btn {
  width: 226px;
  height: 56px;
  background: #0979f8;
  font-size: 24px;
  color: #fff;
  border: none;
  display: block;
  margin: 0 auto;
  margin-top: 40px;
  cursor: pointer;
  margin-bottom: 60px;
}
#myForm .form-group .error-message {
  color: #ff1200;
  font-size: 16px;
  margin-top: 10px;
}
#myForm .form-group.required-check .error-message {
  margin-top: 10px !important;
}
#myForm .form-group.required-check span:nth-child(1) .error-message {
  margin-left: 30px;
}
/* 提交弹窗 */
.alert-wrap {
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  position: fixed;
  top: 0;
  left: 0;
  z-index: 999;
  display: flex;
  justify-content: center;
  align-items: center;
  display: none;
}
.alert-box {
  width: 716px;
  height: 375px;
  background: #fff;
  position: relative;
  text-align: center;
}
.alert-box .close-img {
  width: 30px;
  height: 30px;
  position: absolute;
  right: 20px;
  top: 10px;
}
.alert-box .submit-img {
  width: 107px;
  height: 66px;
  margin: 0 auto;
  margin-top: 110px;
}
.alert-box p {
  margin-top: 25px;
  font-size: 24px;
  color: #000;
}
/* 页尾 */
.footer {
  width: 100%;
  padding: 95px 0;
  background: #1062c4;
  text-align: center;
  margin-top: 65px;
}
.footer p {
  font-size: 14px;
  color: #fff;
  line-height: 30px;
}
.footer p a {
  color: #fff;
  margin: 0 10px;
  text-decoration: none;
}
.register1 {
  width: 204px;
  background: #1c1c1c;
  text-decoration: none;
  border: 2px solid #7effff;
  border-radius: 10px;
  padding: 17px 15px;
  margin-top: 50px;
}
.register1 span {
  display: inline-block;
  vertical-align: middle;
  font-size: 22px;
  color: #fff;
  line-height: 22px;
}
.register1 img {
  display: inline-block;
  margin-left: 15px;
  vertical-align: middle;
}
.register2 {
  width: 158px;
  background: #1c1c1c;
  text-decoration: none;
  border-radius: 5px;
  padding: 8px 0;
  margin: 17px 0 55px 44px;
}
.register2 span {
  display: inline-block;
  vertical-align: middle;
  font-size: 16px;
  color: #fff;
  margin-left: 10px;
}
.register2 img {
  width: 20px;
  height: 16px;
  display: inline-block;
  margin-left: 6px;
  vertical-align: middle;
}
.fc {
  width: 90px;
  height: 127px;
  background: #0979f8;
  position: fixed;
  right: 120px;
  bottom: -200px;
  font-size: 22px;
  color: #fff;
  text-decoration: none;
  transition: bottom ease 2s;
}
.fc p {
  width: 50px;
  text-align: center;
  margin: 0 auto;
  margin-top: 10px;
}
.fc img {
  margin: 0 auto;
  margin-top: 5px;
}

.support-phone {
  display: flex;
  align-items: center;
  width: 250px;
  border: 2px solid #0979f8;
  height: 30px;
  margin: 0 auto 60px;
}
.support-phone_text {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100px;
  height: 100%;
  background-color: #0979f8;
  color: #fff;
}
.support-phone_number {
  flex: 1;
  text-align: center;
  color: #0979f8;
}