.p_line1,
.p_line2 {
  margin-bottom: 80px;
}
.p_line1 img,
.p_line2 img {
  width: 640px;
}
.p_line1 .text,
.p_line2 .text {
  width: 740px;
}
.p_line1 .text li h3,
.p_line2 .text li h3 {
  font-size: 24px;
  font-weight: bold;
  text-align: left;
  margin-top: 50px;
  margin-bottom: 15px;
}
.p_line1:hover p,
.p_line2:hover p,
.p_line3:hover p,
.p_line4:hover p {
  opacity: 0.7;
}
.p_line1:hover .desc,
.p_line2:hover .desc,
.p_line3:hover .desc,
.p_line4:hover .desc,
.p_line1:hover .brief,
.p_line2:hover .brief,
.p_line3:hover .brief,
.p_line4:hover .brief {
  color: #00428b;
}
.p_line1 img,
.p_line2 img,
.p_line3 img,
.p_line4 img {
  transition: all 0.6s;
}
.p_line1 img:hover,
.p_line2 img:hover,
.p_line3 img:hover,
.p_line4 img:hover {
  transform: scale(1.05);
}
.p_line2 img {
  width: 450px;
}
.p_line2 .text {
  padding-top: 20px;
  width: 800px;
}
.p_line3 {
  background: #00428b;
  padding: 80px 0;
}
.p_line3 img {
  width: 500px;
}
.p_line3 * {
  color: #fff;
}
.p_line3 .text {
  padding-left: 560px;
  padding-top: 20px;
}
.p_line3 .text h3 {
  font-size: 24px;
  text-align: left;
  margin: 4px 0;
}
.p_line3 .text p {
  font-size: 16px;
  line-height: 25px;
  margin: 16px 0;
}
.p_line4 {
  padding-bottom: 120px;
  margin-top: 80px;
}
.p_line4 .brief {
  font-size: 16px;
  line-height: 28px;
  width: 83%;
  color: #999;
}
.p_line4 img {
  width: 100%;
}
.p_line4 li {
  width: 50%;
  float: left;
  margin-top: 60px;
}
.p_line4 li h3 {
  text-align: left;
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 20px;
}
@media screen and (max-width: 1440px) {
  .p_line1,
  .p_line2 {
    margin-bottom: 80px;
  }
  .p_line1 img,
  .p_line2 img {
    width: 500px;
  }
  .p_line1 .text,
  .p_line2 .text {
    width: 565px;
  }
  .p_line1 .text li h3,
  .p_line2 .text li h3 {
    font-size: 22px;
    margin-top: 25px;
    margin-bottom: 10px;
  }
  .p_line2 img {
    width: 345px;
  }
  .p_line2 .text {
    padding-top: 10px;
    width: 710px;
  }
  .p_line3 {
    padding: 80px 0;
  }
  .p_line3 img {
    width: 450px;
  }
  .p_line3 * {
    color: #fff;
  }
  .p_line3 .text {
    padding-left: 510px;
    padding-top: 2px;
  }
  .p_line3 .text h3 {
    font-size: 21px;
    text-align: left;
    margin: 4px 0;
  }
  .p_line3 .text p {
    font-size: 14px;
    line-height: 23px;
    margin: 12px 0;
  }
  .p_line4 {
    padding-bottom: 100px;
    margin-top: 60px;
  }
  .p_line4 .brief {
    font-size: 15px;
    line-height: 26px;
  }
  .p_line4 li {
    margin-top: 50px;
  }
  .p_line4 li h3 {
    font-size: 22px;
  }
}
@media screen and (max-width: 1000px) {
  .p_line1,
  .p_line2 {
    margin-bottom: 40px;
  }
  .p_line1 img,
  .p_line2 img {
    width: 100%;
  }
  .p_line1 .text,
  .p_line2 .text {
    width: 100%;
  }
  .p_line1 .text li h3,
  .p_line2 .text li h3 {
    font-size: 22px;
    text-align: left;
    margin-top: 30px;
  }
  .p_line2 img {
    width: 100%;
    float: none!important;
  }
  .p_line2 .text {
    padding-top: 20px;
    width: 100%;
  }
  .p_line3 {
    padding: 40px 0;
  }
  .p_line3 img {
    width: 100%;
    float: none!important;
  }
  .p_line3 * {
    color: #fff;
  }
  .p_line3 .text {
    padding-left: 0;
  }
  .p_line3 .text h3 {
    font-size: 20px;
  }
  .p_line3 .text p {
    font-size: 14px;
    line-height: 22px;
  }
  .p_line4 {
    padding-bottom: 80px;
    margin-top: 40px;
  }
  .p_line4 .brief {
    font-size: 14px;
    line-height: 25px;
    width: 100%;
  }
  .p_line4 img {
    width: 100%;
    float: none!important;
  }
  .p_line4 li {
    width: 100%;
    float: none;
    margin-top: 20px;
  }
  .p_line4 li h3 {
    font-size: 20px;
    margin-bottom: 10px;
  }
}