.conten {

}
.conten h1 {
  text-align: center;
  line-height: 37px;
  margin-bottom: 54px;
  font-weight: bold;
}
.form_l {
  color: #999999; 
  font-size: 14px;
}
.conten .form {
  display: flex;
  justify-content: space-between;
}
.conten p {
  text-indent: 2em;
  font-size: 16px;
  	line-height: 30px;
    margin: 0px;
    color: #676767;
    text-align: justify;
}
.conten p img{
    margin: 15px 0;
}
.article {
  /*width: 1231px;*/
  width: 1200px;
  margin: 0 auto;
  }
  .article .img {
    margin: 50px 0;
    text-align: center;
  }
  /*.article span {
    font-size: 16px;
    	line-height: 30px;
      margin: 50px 0;
      color: #676767;
  }*/
  .back_next {
    width: 1231px;
    margin: 0 auto;
    display: flex;
    justify-content: space-around;
    margin-top: 100px;
  }
  .back_next a{
    font-size: 14px;
    	letter-spacing: 0px;
      color: #999;
}