#tou {
  width: 100%;
  height: 700px;
  background-image: url(../img/bg.png);
  background-size: cover;
}

.head_center {
  width: 1200px;
  display: block;
  height: 100%;
  margin: auto;
}

.head_center > div {
  float: left;
}

.bantxtbox {
  width: 1200px;
  display: block;
  height: 100%;
  margin: auto;
}
.head_a {
  width: 590px;
  margin-top: 150px;
}

.head_a_a {
  width: 100%;
  font-size: 40px;
  font-family: Microsoft YaHei;
  font-weight: bold;
  color: #ffffff;
  line-height: 60px;
}

.head_a_b {
  display: flex;
  width: 100%;
  margin-top: 60px;
}

.head_a_b > div {
  width: 150px;
  text-align: center;
  justify-content: space-around;
  font-size: 28px;
  font-family: Microsoft YaHei;
  font-weight: bold;
  color: #ffffff;
  line-height: 38px;
}

.head_a_c {
  width: 380px;
  height: 60px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 33px;
  font-size: 30px;
  font-family: Microsoft YaHei;
  font-weight: bold;
  color: #fff;
  line-height: 30px;
  margin-top: 60px;
}

.head_b {
  width: 534px;
}

.head_b > img {
  width: 534px;
}

.msg {
  width: 1200px;
  margin: auto;
}

.msg_a {
  font-size: 31px;
  font-family: Microsoft YaHei;
  font-weight: bold;
  color: #333333;
  width: 100%;
  text-align: center;
  line-height: 30px;
  margin-top: 230px;
}

.msg_b {
  width: 1200px;
  margin: auto;
  text-align: center;
}

.msg_b img {
  width: 58px;
  height: 58px;
  margin-top: 70px;
}

.msg_b tr:nth-child(2) td,
.msg_b tr:nth-child(4) td {
  font-size: 16px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #333333;
  line-height: 30px;
  margin-top: 10px;
}
.line {
  width: 8px;
  height: 50px;
  background-color: #ff8385;
  border-radius: 10px;
  line-height: 88px;
  margin-left: -30px;
}
.line1 {
  width: 8px;
  height: 50px;
  background-color: #ff8b2d;
  border-radius: 10px;
  line-height: 88px;
  margin-left: 30px;
}
.chat {
  width: 1200px;
  margin: auto;
  margin-top: 150px;
  background-image: url(../img/img_1_2.png);
  background-size: 1200px;
}
.chat1 {
  width: 1200px;
  margin: auto;
  background-image: url(../img/img_1_1.png);
  margin-top: 150px;
}

.chat_a {
  width: 350px;
  float: left;
  margin-right: 160px;
  margin-top: 150px;
}

.chat_b {
  width: 690px;
  float: left;
  margin-left: 80px;
}
.chat_c {
  width: 350px;
  float: right;
  /* margin-right: 160px; */
  margin-top: 250px;
}
.chat_a_a {
  font-size: 35px;
  font-family: Microsoft YaHei;
  font-weight: bold;
  color: #333333;
  margin-left: 25px;
  /* line-height: 88px; */
  /* margin-top: 30px; */
}

.chat_a_b {
  font-size: 24px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #333333;
  line-height: 40px;
}

.chat_a_c {
  width: 240px;
  height: 90px;
  margin-top: 30px;
  background-size: cover;
  background-image: url(../img/chat3.png);
  text-align: center;
  font-size: 24px;
  font-family: Microsoft YaHei;
  font-weight: bold;
  color: #ffffff;
  line-height: 66px;
  cursor: pointer;
}
.chat_a_c a {
  font-size: 22px;
}

.service {
  width: 100%;
  height: 750px;
  background-size: cover;
  position: relative;
  background-image: url(../img/service.png);
}

.service_a {
  width: 127px;
  height: 42px;
  background: #3778fd;
  font-size: 16px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #ffffff;
  line-height: 5px;
  left: 0;
  right: 0;
  bottom: 44px;
  margin: auto;
  z-index: 10;
  position: absolute;
  border-radius: 21px;
}

.fri {
  width: 1200px;
  margin: auto;
}

.fri_a {
  width: 100%;
  text-align: center;
  font-size: 31px;
  font-family: Microsoft YaHei;
  font-weight: bold;
  color: #333333;
  line-height: 30px;
  margin-top: 125px;
}

.fri_b {
  font-size: 16px;
  font-family: Microsoft YaHei;
  text-align: center;
  font-weight: 400;
  color: #333333;
  margin-top: 30px;
}

.fri_c {
  margin-top: 70px;
}

.fri_c > div {
  width: 300px;
  float: left;
}

.fri_c img {
  width: 290px;
  height: 430px;
}

.free {
  width: 100%;
  height: 160px;
  background-image: url(../img/free.png);
  margin-top: 150px;
}

.free > div {
  width: 900px;
  margin: auto;
  text-align: left;
  font-size: 35px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #ffffff;
  line-height: 160px;
}

.free button {
  width: 150px;
  height: 44px;
  font-size: 16px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #ffffff;
  border-radius: 50px;
  line-height: 30px;
  margin-left: 190px;
  background: none;
  border: 1px solid white;
}

.liver3 {
  width: 100%;
  margin: auto;
  margin-top: 100px;
  padding-bottom: 80px;
  background: rgba(244, 248, 255, 1);
}

.liver_a {
  margin-top: 80px;
  font-size: 28px;
  padding-top: 60px;
  text-align: center;
  margin: auto;
  font-family: Microsoft YaHei;
  font-weight: bold;
  color: rgba(51, 51, 51, 1);
}

.liver_b {
  text-align: center;
  font-size: 24px;
  margin: auto;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: rgba(51, 51, 51, 1);
  margin-top: 25px;
}

.liver_c {
  width: 1280px;
  margin: auto;
  background: none;
  margin-top: 60px;
}

.liver_c_a {
  width: 320px;
  height: 486px;
  float: left;
  border-radius: 12px;
  line-height: 486px;
  text-align: center;
  background: rgba(0, 0, 0, 0);
}

.canpin {
  padding-top: 61px;
  font-size: 34px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #232323;
  line-height: 30px;
  text-align: center;
}

.huixian {
  width: 60%;
  height: 1px;
  margin-left: 20%;
  margin-top: 14px;
  background-color: #e5e5e5;
}

.tab_list > ul {
  width: 60%;
  margin: 61px 0px 0px 20%;
  list-style: none;
  display: flex;
}

.tab_list > ul > li {
  width: 240px;
  text-align: center;
  cursor: pointer;
  position: relative;
  margin-left: 40%;
}

.item123 {
  margin-top: 84px;
  display: none;
}

.tab_con {
  width: 60%;
  height: auto;
  margin-left: 20%;
}

.current {
  width: 240px;
  text-align: center;
  cursor: pointer;
  position: relative;
  font-size: 20px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #232323;
  line-height: 30px;
}

.current::after {
  content: ' ';
  background-color: #3f83ff;
  width: 100%;
  height: 1px;
  position: absolute;
  bottom: -14px;
  left: 0px;
}