@charset "utf-8";
.system {
  width: 1100px;
  margin: 0 auto;
  text-align: center;
  padding-top: 140px
}

.system img {
  text-align: center;
  width: 500px
}

.title h2 {
  color: #fff;
  font-size: 36px;
  letter-spacing: 4px;
  text-align: center;
  line-height: 120px
}

.title h4 {
  color: #fff;
  font-size: 18px;
  line-height: 38px;
  text-align: center
}