html {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  min-width: 1200px;
}

body {
  font-family: 'microsoft yahei', arial;
  color: #333;
  line-height: 1.5;
}

body,
ul,
ol,
p {
  padding: 0;
  margin: 0;
}

*,
*:before,
*:after {
  -webkit-box-sizing: inherit;
  box-sizing: inherit;
}

a,
a:hover,
a:active,
a:focus,
a:visited {
  text-decoration: none;
}

ul,
ol {
  list-style: none;
  margin: 0;
}

ul,
li,
ol {
  padding: 0;
}

dl,
dd,
p {
  margin: 0;
}

.menu-wrap {
  height: 80px;
  z-index: 10;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  background: #0646a0;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
}
.menu-wrap + .section-wrap {
  margin-top: 80px;
}
.menu-item {
  display: block;
  line-height: 80px;
  height: 80px;
  font-size: 18px;
  color: #fff;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  text-align: center;
  border-bottom: 2px solid transparent;
  padding: 0 10px;
}

.menu-item.active,
.menu-item:hover {
  color: #f15629;
  border-color: #f15629;
}

.section-wrap {
  width: 100%;
}

.section {
  width: 1200px;
  margin: 0 auto;
}
.section-title {
  margin: 0 auto 80px;
  text-align: center;
  line-height: 1;
  position: relative;
  color: #fff;
  font-size: 32px;
  font-weight: 700;
  padding-top: 60px;
}
.section-title.dark {
  color: #333333;
}
.section-desc {
  font-size: 14px;
  margin-top: 20px;
  font-weight: normal;
}
.banner {
  padding: 70px 0;
  background: linear-gradient(#0d52b3, #1c68d1 46%, #1460c8);
}
.banner-img {
  text-align: right;
}
.banner-txt {
  color: #fff;
}
.banner-txt h2 {
  font-size: 40px;
  margin: 0;
  margin-bottom: 30px;
  animation: fade 1s;
  font-weight:normal
}
.banner-txt h2 span{
  background: #fff;
    color: #1b67cf;
    border-radius: 6px;
    font-size: 30px;
    display: inline-block;
    line-height: 40px;
    padding: 3px 10px;
    margin-left: 5px;
}
.banner-txt p {
  animation: fade 1s;
}
@keyframes fade {
  0% {
    opacity: 0;
    transform: translateY(-30px);
  }
  100% {
    opacity: 1;
    transform: translateY(0px);
  }
}
.banner .item{
  animation: fade 1s;
  background: rgba(6, 70, 160, 0.5);
  width:160px;line-height: 45px;text-align: center;color:#fff;margin-bottom:20px;
}
.banner-txt h2::after {
  content: '';
  display: block;
  margin-top: 20px;
  width: 50px;
  height: 9px;
  background: #f15629;
}
.platform-business {
  background: #e5eef5;
  padding-bottom: 100px;
}
.platform-business .item {
  border: 1px solid #e5e5e5;
  height: 370px;
  padding: 30px;
  margin: 0 12px 24px;
  background: #fff;
  color: #666666;
}
.platform-business .item:hover {
  background: #0646a0;
  color: #fff;
}
.platform-business .item:hover h3 {
  color: #fff;
}

.platform-business .item img {
  height: 40px;
}
.platform-business .item h3 {
  color: #333333;
  font-size: 24px;
  margin: 20px 0 20px;
}
.platform-business .item p {
  line-height: 29px;
}
.platform-point {
  background: #0646a0;
  color: #fff;
}
.platform-point .item {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  text-align: center;
  line-height: 100px;
  background: #1351c0;
  margin: 20px auto;
}
.platform-point .item img {
  vertical-align: middle;
}
.platform-data {
  padding-bottom:100px
}
.platform-data .item {
  text-align: center;
  color: #666;
  box-shadow: 0 3px 10px 0px #e8e8e8;
  padding: 40px 20px;
  height: 350px;    margin: 0 10px;
}
.platform-data .item p{
  line-height: 29px
}

.platform-data .item .num {
  font-size: 50px;
  color: #f15629;
  font-weight: bold;
}
.platform-data .item .num-title {
  color: #333;
  height: 5em;    font-weight: bold;
  position: relative;
}
.platform-data .item .num-title::after{
  content: '';
  width: 30px;
  height: 4px;
  background: #f15629;
  margin: 10px auto;
  display: block;
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
}
.platform-data .item .unit {
  font-size: 40px;
  font-weight: normal;
  vertical-align: super;
}
.platform-data .item:hover .num-title{color:#fff}
.platform-data .item:hover{color:#fff;background:#0646a0}
.platform-corp {
  background: #f6f6f6;
}

/* .form-wrap {
  width: 850px;
  margin: 30px auto 50px;
}
.form-label {
  color: #333333;
}
.form-item {
  width: 425px;
  position: relative;
  margin-bottom: 10px;
}
.form-item.required .form-label::before {
  content: '*';
  color: #f15629;
}
.form-item__auto {
  width: 100%;
}
.form-label {
  width: 100px;
  padding: 0 2px;
  height: 40px;
  position: absolute;
  top: 0;
  left: 0;
  text-align: center;
}
.form-field {
  margin-left: 100px;
  line-height: 40px;
}
.form-wrap input,
.form-wrap textarea {
  width: 100%;
  height: 100%;
  display: block;
  background: #e5e5e5;
  border: 0;
  outline: 0;
}
.form-wrap input {
  padding: 0 0.5em;
  height: 40px;
}
.form-wrap textarea {
  padding: 0.5em;
  height: 5em;
}
.form-warn {
  color: #666666;
  font-size: 14px;
} */
input[type=text] {
  padding: 0 0.5em;
  height: 40px;
  border: 0;
  outline: 0;width:250px;
}
.contactus {
  background: #0646a0;
  padding: 80px 0 100px;
  color: #fff;
}
.contactus h3::after {
  content: '';
  display: block;
  margin-top: 20px;
  width: 30px;
  height: 5px;
  background: #f15629;
}
.footer {
  background: #022555;
  line-height: 45px;
  color: #fff;
}

.btn-submit {
  background: #f15629;
  color: #fff;
  box-shadow: none;
  border: 0;
  width: 150px;
  border-radius: 4px;
}