.main_seven .banner {
  margin-bottom: 80px;
}
.main_seven .pros {
  width: 1400px;
  margin: auto;
  margin-bottom: 70px;
}
.main_seven .pros .pro {
  width: 320px;
  color: #999;
  background-color: #f6f6f6;
  float: left;
  margin-right: 40px;
  padding: 15px;
  margin-bottom: 35px;
}
.main_seven .pros .pro .pro_img {
  width: 290px;
  height: 290px;
}
.main_seven .pros .pro .pro_img img {
  width: 100%;
  height: 100%;
}
.main_seven .pros .pro .pro_name {
  font-size: 17px;
  color: #333;
  margin-top: 5px;
}
.main_seven .pros .pro .pro_txt {
  font-size: 14px;
  line-height: 22px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.main_seven .pros .pro .pro_price {
  margin-top: 3px;
}
.main_seven .pros .pro .pro_price .p_new {
  color: #e64545;
  font-size: 28px;
  margin-right: 15px;
}
.main_seven .pros .pro .pro_price .p_old {
  color: #ccc;
  font-size: 20px;
  text-decoration: line-through;
}
.main_seven .pros .pro:nth-of-type(4n) {
  margin-right: 0;
}
.main_seven .pros .no_margin {
  margin-right: 0;
}
.main_seven .pros::after {
  content: "";
  display: block;
  clear: both;
}
@media screen and (max-width: 768px) {
  .main_seven .banner {
    margin-bottom: 0.5rem;
  }
  .main_seven .pros {
    width: 100%;
    margin: auto;
    margin-bottom: 0.7rem;
    padding: 10px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
  }
  .main_seven .pros .pro {
    width: 48%;
    height: auto;
    color: #999;
    padding: 0.1rem;
    margin-right: 0;
    margin-bottom: 0.35rem;
  }
  .main_seven .pros .pro .pro_img {
    width: 3.2rem;
    height: 3.2rem;
    margin: auto;
    text-align: center;
  }
  .main_seven .pros .pro .pro_img img {
    width: 100%;
  }
  .main_seven .pros .pro .pro_name {
    font-size: 0.3rem;
    color: #333;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-top: 0;
  }
  .main_seven .pros .pro .pro_txt {
    font-size: 0.2rem;
    line-height: 0.4rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .main_seven .pros .pro .pro_price {
    margin-top: 3px;
  }
  .main_seven .pros .pro .pro_price .p_new {
    color: #e64545;
    font-size: 0.35rem;
    margin-right: 0.2rem;
  }
  .main_seven .pros .pro .pro_price .p_old {
    color: #ccc;
    font-size: 0.25rem;
  }
  .main_seven .pros .no_margin {
    margin-right: 0;
  }
  .main_seven .pros::after {
    content: none;
    display: block;
    clear: both;
  }
}