.bl {
  display: block !important;
}

.cl {
  clear: both;
}

.tit {
  width: 550px;
  height: 50px;
  border: 1px solid #153657;
  margin: 0 auto;
  text-align: center;
}

.tit h2 {
  font-size: 40px;
  color: #153657;
  height: 40px;
  margin-top: -30px;
  font-weight: normal;
}

.tit p {
  font-size: 20px;
  color: #153657;
  margin-top: 25px;
}

.tit span {
  background: #eef1fa;
  padding: 0 10px;
}

.main4 {
  background: #eef1fa;
  padding-top: 60px;
  padding-bottom: 100px;
}

.m4_list {
  margin-top: 50px;
}

.m4_list li {
  width: 598px;
  height: 248px;
  float: left;
  margin-right: 4px;
  margin-bottom: 4px;
  position: relative;
}

.outside {
  position: absolute;
  width: 598px;
  height: 248px;
  text-align: center;
  color: #fff;
  left: 0;
  top: 0;
}

.outside p {
  margin-top: 70px;
}

.outside p .iconfont {
  font-size: 40px;
}

.outside h3 {
  font-size: 20px;
  margin-top: 10px;
}

.inside {
  position: absolute;
  padding-left: 170px;
  width: 428px;
  height: 248px;
  text-align: left;
  color: #fff;
  left: 0;
  top: 0;
  background: rgba(18, 42, 67, 0.64);
  opacity: 0;
}

.inside h3 {
  font-size: 20px;
  padding-top: 60px;
  margin-bottom: 20px;
}

.inside p {
  font-size: 14px;
  margin-bottom: 15px;
  line-height: 24px;
}

.m4_list li:hover .outside {
  opacity: 0;
}

.m4_list li:hover .inside {
  opacity: 1;
}

.m4_list li:nth-of-type(1) {
  background: url(../img/index_15-min.png);
}

.m4_list li:nth-of-type(2) {
  background: url(../img/index_17-min.png);
}

.m4_list li:nth-of-type(3) {
  background: url(../img/index_21-min.png);
}

.m4_list li:nth-of-type(4) {
  background: url(../img/index_23-min.png);
}

.m4_list li:nth-of-type(2n) {
  margin-right: 0;
}

.banner {
  width: 100%;
  height: 833px;
  background: url(../img/abot_02.png) center;
}

.ba_list {
  padding-top: 135px;
}

.ba_list li {
  width: 250px;
  padding: 0 20px;
  height: 110px;
  color: #fff;
  float: left;
}

.ba_list li h3 {
  font-size: 24px;
  line-height: 50px;
  padding-left: 36px;
}

.ba_list li p {
  font-size: 18px;
  line-height: 24px;
}

.ba_list li:nth-of-type(1) {
  margin-top: 144px;
  margin-left: 54px;
}

.ba_list li:nth-of-type(2) {
  margin-top: 53px;
  margin-left: 107px;
}

.ba_list li:nth-of-type(3) {
  margin-left: 108px;
}
.ba_zx{
  display: block;
  width: 250px;
  height: 70px;
  line-height: 70px;
  text-align: center;
  border-radius: 35px;
  float: right;
  margin-right: 20px;
}
.ba1{
    background: #fff;
    font-size: 18px;
    color: #075070;
}
.ba1 img{
  width: 30px;
  height: 30px;
  vertical-align: middle;
}
.ba2{
  width: 320px;
    background: #ff8d5b;
    font-size: 18px;
    font-weight: bold;
    color: #fff;
}
.ba2 img{
  width: 26px;
  height: 24px;
  vertical-align: middle;
}
.ba_desc{
  width: 100%;
  height: 240px;
  box-sizing: border-box;
  margin-top: 34px;
  padding: 40px 60px 0 80px;
}
.ba_desc h3{
  font-size: 24px;
  color: #302f4a;
  margin-bottom: 20px;
}
.ba_desc h3 a{
  display: inline-block;
  float: right;
  width: 180px;
  height: 40px;
  border-radius: 20px;
  box-sizing: border-box;
  font-size: 14px;
  color: #ff8d5b;
  text-align: center;
  border: 1px solid #ff8d5b;
  line-height: 40px;
  font-weight: normal;
}
.ba_desc p{
  font-size: 14px;
  color: #82828f;
  margin-bottom: 15px;
}
.main1 .tit span{
  background: #fff;
}
.main1 {
  height: 560px;
}
.m1_list{
  margin-top: 90px;
}
.m1_list>li{
  width: 390px;
  float: left;
  margin-right: 15px;

}
.m1_list>li:nth-of-type(3){
  margin-right: 0;
}
.m1_bg1{
  background: #f3f5fc;
}
.m1_bg2{
  background: #f3f8fc;
}
.m1_bg3{
  background: #f3fafc;
}
.m1_tit{
    width: 100%;
    height: 190px;
    position: relative;
}
.m1_tit img{
  position: absolute;
  left: 0 ;
  right: 0;
  margin: 0 auto;
  top: -50px;
}
.m1_tit h3{
  font-size: 20px;
  color: #4a5662;
  padding-top: 50px;
  text-align: center;
}
.m1_tit h4{
  font-size: 20px;
  color: #585f66;
  font-weight: normal;
  margin-top: 25px;
  padding-left: 25px;
}
.m1_tit p{
  font-size: 16px;
  color: #798189;
  margin-top: 10px;
  padding-left: 25px;
}
.m1_tit p a{
  display: block;
  width: 100px;
  height: 34px;
  text-align: center;
  line-height: 34px;
  font-size: 16px;
  color: #fff;
  background: #ff8d5b;
  border-radius: 17px;
  float: right;
  margin-right: 20px;
  margin-top: -10px;
}
.m1_list>li>a{
  display: block;
  width: 193px;
  height: 63px;
  float: left;
  margin-top: 4px;
  margin-left: 4px;
  line-height: 63px;
  text-align: center;
  font-size: 20px;
  color: #4a5662
}
.m1_list>li>a:nth-of-type(odd){
  margin-left: 0
}
.main2{
  width: 100%;
  height: 533px;
  padding-top: 60px;
  background: url(../img/abot_14.png) center;
}
.main2 .tit span{
  background: #2f5986;
  color: #fff;
}
.main2 .tit{
  border-color: #fff;
}
.m2_list{
  margin-top: 45px;
}
.m2_list li{
  width: 285px;
  height: 250px;
  padding-top: 80px;
  background: url(../img/bb_03.png);
  float: left;
  border-radius: 18px;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
  margin-right: 20px;
}
.m2_list li:nth-of-type(4){
  margin-right: 0;
}
.m2_cont{
  font-size: 14px;
  color: #818490;
  text-align: center;
  line-height: 24px;
  margin: 0 30px;
  height: 135px;
  border-bottom: 2px solid #f3f8fc;

}
.m2_person{
  margin: 0 40px;
  margin-top: 15px;
  height: 70px;
}
.m2_person img{
  display: block;
  width: 70px;
  height: 70px;
  float: left;
}
.m2_person h3{
  font-size: 16px;
  color: #4a5662;
  float: left;
  margin-left: 30px;
  width: 100px;
}
.m2_person a{
  display: block;
  float: left;
  width: 110px;
  height: 32px;
  line-height: 32px;
  text-align: center;
  font-size: 14px;
  color: #fff;
  background: #ff8d5b;
  border-radius: 16px;
  margin-left: 20px;
  margin-top: 15px;
}