.Three-Diagram-Layout{
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  padding: 10px;
  background: #fff;
}
.Three-Diagram-Layout .item{
  position:relative;
}
.Three-Diagram-Layout .story_title{
  width:100%;
  position: absolute;
  padding: 16px 30px;
  background: linear-gradient(to top, #000000, rgba(0, 0, 0, .7), rgba(0, 0, 0, .6), transparent);
  bottom: 0;

}
.Three-Diagram-Layout .then .story_title {
  padding: 10px;
}
.Three-Diagram-Layout .story_title a{
  font-weight: 700;
  font-size: 18px;
  color: #eee;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  line-height: 30px;
  text-align: justify;
}
.Three-Diagram-Layout .first-item .story_title a{
  font-size: 24px;
}
.Three-Diagram-Layout .first-item{
  width: calc(67.5% - 15px);
}
.Three-Diagram-Layout .then{
  width: calc(32.5% - 15px);
  width: calc(32.5% - 15px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
@media(max-width:767px){
  .Three-Diagram-Layout .first-item,
  .Three-Diagram-Layout .then{
    width:100%;
  }
  .Three-Diagram-Layout .item{
    margin-bottom:15px;
  }
  .Three-Diagram-Layout .story_title a{
    font-size: 18px;
  }
  .Three-Diagram-Layout .first-item .story_title a {
    font-size: 20px;
  }
}