* {
  padding: 0;
  margin: 0;
  list-style: none;
  text-decoration: none;
}

body {
  margin: 0 auto;

}

.mainbox {
  width: 1600px;
  margin: 0 auto;
  padding: 30px 0;
  background: url("../img/jsmsgbj2.png") no-repeat;
}

.main {
  width: 1200px;
  height: 1200px;
  margin: 0 auto;
  background: #FFFFFF;
  box-shadow: 0px 2px 6px 0px rgba(16, 66, 157, 0.43);
}

.main .topp {
  padding: 40px 40px 25px;
  border-bottom: 1px solid #10429D;
}

h1 {
  font-size: 22px;
  font-weight: normal;
  color: #1A1A1A;
  margin-bottom: 15px;
  width: 100%;
}

.topp p {
  font-size: 16px;
  color: #1A1A1A;
  line-height: 35px;
}

.msg {
  padding: 25px 40px;
}

.msg p {
  font-size: 18px;
  color: #333333;
}

.msg p span {
  display: inline-block;
  width: 3px;
  height: 16px;
  background: #10429D;
  margin-right: 8px;
}

.msg input {
  width: 1070px;
  height: 40px;
  padding: 0 20px;
  margin: 10px 0 25px;
  border: 1px solid #10429D;
}

.msg div {
  overflow: hidden;
  margin-top: 10px;
}

.msg div p {
  font-size: 16px;
  width: 524px;
  height: 40px;
  line-height: 40px;
  padding: 0 10px;
  border: 1px solid #CCCCCC;
  float: left;
  margin: 0 20px 20px 0;
}

.msg div p:nth-child(2n) {
  margin-right: 0;
}

.msg div p span {
  display: inline-block;
  border-right: 1px solid #CCCCCC;
  background: none;
  height: 100%;
  width: 80px;
}

.msg div p input {
  width: 388px;
  height: 35px;
  padding: 0 10px;
  margin: 0;
  border: none;
  outline: none;
}

.msg textarea {
  border-color: #CCCCCC;
  outline: none;
  padding: 10px 20px;
  width: 1070px;
}

.msg .btn {
  width: 420px;
  margin: 30px auto 0;
}

.msg .btn input {
  width: 170px;
  height: 46px;
  line-height: 46px;
  margin: 0;
  padding: 0;
  text-align: center;
  border-radius: 23px;
  font-size: 18px;
  cursor: pointer;
  background: #E6E6E6;
  color: #10429D;
  border: none;
}

.msg .btn input:first-child {
  margin-right: 75px;
  background: #10429D;
  color: #ffffff;
}

.container {
  width: 90%;
  margin: 0px auto;
  padding-left: 0px;
  padding-right: 0px;
}

.footer {
  margin-top: 180px;
}

@media screen and (max-width:1650px) {
  .mainbox {
    width: 1200px;
  }

  /* .msg textarea{
    width: 880px;
  } */
}

@media screen and (max-width: 1250px) {
  .mainbox {
    width: 1000px;
  }

  .main{
    width: 100%;
    height: 1300px;
  }

  .msg input{
    width: 880px;
  }

  .msg textarea{
    width: 880px;
  }
}