.longessay {
  width: 1000px;
  margin: 0 auto;
  padding: 50px 0;
}
.longessay_title {
  font-weight: 400;
  font-size: 40px;
  color: #333333;
}
.essay_create {
  margin-top: 15px;
}
.longessay_content {
  font-weight: 400;
  font-size: 16px;
  color: #333333;
  line-height: 30px;
  padding: 20px 0;
  border-top: 1px solid #efefef;
  margin-top: 20px;
}
.longessay_img{
    width: 100%;
    height: 469px;
    margin: 30px 0;
}