body,
html {
  font-family: "微软雅黑";
  min-width: 1200px;
  font-size: 16px;
  color: #3f4245;
  background-color: #fff;
}

* {
  margin: 0;
  padding: 0;
}

.pointer {
  cursor: pointer;
}

img {
  width: 100%;
  height: 100%;
  display: block;
}
ul,
li {
  list-style: none;
}
.po-box {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: none;
  z-index: 99;
}

.opup {
  width: 616px;
  height: 366px;
  background-color: #fff;
  box-shadow: 0px 0px 5px 0px rgba(67, 67, 67, 0.2);
  position: fixed;
  top: 50%;
  left: 50%;
  margin-top: -200px;
  margin-left: -350px;
}

.opup .dialog-content {
  width: 100%;
  height: 250px;
  margin: 0 auto;
  position: relative;
}

.opup .title {
  width: 100%;
  height: 76px;
  line-height: 76px;
  text-align: center;
  font-weight: 700;
  font-size: 24px;
  color: #fff;
  letter-spacing: 13px;
  background: #176db8
}

.hide {
  display: none !important;
}

.opup .dialog-colse {
  width: 30px;
  height: 30px;
  position: absolute;
  right: 20px;
  top: 20px;
}
.dialog-content .submit {
  width: 240px;
  height: 50px;
  background-image: linear-gradient(#166cb7, #287cc4);
  margin: 20px auto 20px;
  font-size: 20px;
  line-height: 50px;
  letter-spacing: 2px;
  border-radius: 4px;
  text-align: center;
  color: #fff
}

.dialog-content .input {
  width: 540px;
  height: 50px;
  margin: 44px auto;
  position: relative;
  border-left: 1px solid #dcdcdc
}

.dialog-content .mobile {
  display: block;
  position: absolute;
  width: 535px;
  height: 46px;
  top: 1px;
  left: -1px;
  outline: none;
  border: none;
  text-indent: 56px;
  background-color: transparent;
  border: 1px solid #dcdcdc
}

.dialog-content .tip {
  text-align: center;
  color: #ff0000;
  font-size: 14px;
}

.dialog-content .agree {
  margin: auto;
  text-align: center;
}

.agree img {
  width: 16px;
  height: 16px;
  display: inline-block;
}

.agree .text {
  font-size: 14px;
  display: inline;
  vertical-align: text-top;
}

.agree .text span {
  font-size: 14px;
  color: #ff0000;
  cursor: pointer;
}
.topAD{position: relative;z-index: 1;}
.cover {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  display: none;
  width: 100%;
  z-index: 100;
  background-color: rgba(0, 0, 0, 0.2);
}

.cover pre {
  position: fixed;
  width: 830px;
  height: 375px;
  top: 48%;
  left: 50%;
  transform: translate(-50%, -50%);
  box-sizing: border-box;
  padding: 50px 20px;
  background-color: #fff;
  font-size: 17px;
}
.nav{
  width: 100%;
  background-color: #003399;
  height: 60px;
}
.content{
  max-width: 1200px;
  margin: 0 auto;
}
.nav_list{
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #fff;
  line-height: 60px;
  font-weight: bold;
  cursor: pointer;
  position: relative;
}
.nav_list div{
  display: flex;
  align-items: center;
  justify-content: center;
}
.nav_list div:hover::after{
  content: '';
  width: 30px;
  height: 4px;
  background-color: #fff;
  display: block;
  position: absolute;
  bottom: 0;
  cursor: pointer;
}
.main{
  background: url('./bg.png') no-repeat;
  background-size: 100%;
  width: 100%;
  height: 2400px;
}
.one{
  display: flex;
  justify-content: space-between;
  padding-top: 30px;
  height: 320px;
}
.one_left{
  width: 200px;
  height: 60px;
  display: flex;
  flex-direction: column;

}
.one_left img{
  margin-bottom: 6px;
  height:auto;
}
.one_center{
  position: relative;
  width: 687px;
  overflow: hidden;
  height: 100%;
}
.banner_box{
  width: 2061px;
  height: 100%;
  display: flex;
  position: absolute;
}
.banner_box img{
  width: 687px;
  height: 100%;
}
.one_center_btn{
  position: absolute;
  bottom: 50px;
  z-index: 9;
  line-height: 50px;
  width: 200px;
  background-color: #fff;
  border-radius: 5px;
  margin: 0 auto;
  text-align: center;
  font-size: 22px;
  font-weight: bold;
  color: #003399;
  left: 50%;
  transform: translateX(-50%);
}
.one_center_btn:hover{
  color: #ff0000;
  cursor: pointer;
}
.one_right,.three,.four,.five,.six{
  position: relative;
  cursor: pointer;
}
.one_right_list{
  position: absolute;
  top: 70px;
  left: 50px;
  display: flex;
  flex-direction: column;
  height: 230px;
  justify-content: space-between;
  cursor: pointer;
}
.one_right_list div:hover{
  color: #ff0000 ;
}
.three{
  margin-top: 30px;
}
.three_content div{
  width: 130px;
  height: 48px;
  text-align: center;
  line-height: 48px;
  border: 1px solid #ccc;
  margin: 12px 7px;
  box-sizing: border-box;
  color: #003399;
  font-weight: bold;
  font-size: 18px;
}
.three_content{
  padding: 0 15px;
  display: flex;
  flex-wrap: wrap;
  position: absolute;
  left: 15px;
  bottom: 60px;

}
.three_content div:hover{
  background-color: #003399;
  color: #fff;
}
.four_content{
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  position: absolute;
  left: 10px;
  box-sizing: border-box;
  bottom: 60px;
  padding: 0 35px;
}
.four_content ul{
  width: 360px;
  border: 1px solid #ccc;
  padding: 15px 30px;
  box-sizing: border-box;
  font-size: 20px;
  margin: 10px;
}
.four_content li::before{
  width: 10px;
  height: 10px;
  border-radius: 5px;
  content: '';
  display: block;
  position: absolute;
  background-color: #003399;
  left: -20px;
  top: 17px;

}
.four_content li {
  color: #444;
  padding: 8px 0;
  position: relative;
  cursor: pointer;
}
.four_content li:hover{
  color: #ff0000;
}
.five_content{
  position: absolute;
  left: 15px;
  bottom: 76px;
  display: flex;
  justify-content: space-between;
  width: calc(100% - 15PX);
  box-sizing: border-box;
}
.five_content div{
  width: 200px ;
  height: 45px;
  line-height: 45px;
  color: #fff;
  border-radius: 4px;
  background-color: #ff9933;
  text-align: center;
  margin: 0 50px;
  font-size: 20px;
}
.five_content div:hover{
  background-color: #ff6600;
}
.six_content{
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 130px;
  color: #fff;
  background-color: #0066ff;
  width: 278px;
  height: 60px;
  border-radius: 5px;
  line-height: 60px;
  text-align: center;
  font-size:20px;
  cursor: pointer;
}
.six_content:hover{
  background-color: #ff6600;
}