.orgin {
  padding: 10px;
}
.orgin-title {
  font-size: 20px;
  line-height: 30px;
  color: #333;
  text-align: center;
}
.orgin-ul {
  padding: 10px 0 0;
}
.orgin-li {
  margin: 0 0 10px;
  padding: 10px;
  background: #fff;
}

.orgin-li i {
  display: block;
}
.orgin-li i img {
  width: 100%;
}
.orgin-li-box {
  position: relative;
}
.orgin-li-num {
  position: absolute;
  z-index: 5;
  width: 30px;
  height: 30px;
  font-size: 14px;
  line-height: 30px;
  color: #fff;
  text-align: center;
  background: url(../images/shape.png) no-repeat center center/30px;
}
.orgin-li-step {
  font-size: 16px;
  line-height: 30px;
}
.orgin-li p {
  font-size: 14px;
  line-height: 20px;
  color: #666;
  margin: 5px 0;
}

.orgin-li1,
.orgin-li3 {
  display: flex;
  justify-content: space-between;
}
.orgin-li1 i,
.orgin-li3 i {
  width: 50%;
}
.orgin-li1 .orgin-li-box,
.orgin-li3 .orgin-li-box {
  width: 50%;
  padding: 60px 10px 0;
}

.orgin-li1 .orgin-li-num {
  right: 15px;
  top: 15px;
}

.orgin-li2 .orgin-li-box {
  padding-top: 5px;
  padding-bottom: 5px;
}
.orgin-li2 .orgin-li-num {
  right: 15px;
  top: 15px;
}
.orgin-li3 .orgin-li-num {
  left: 15px;
  top: 15px;
}
.orgin-li3 i {
  order: 2;
}
.orgin-li3 .orgin-li-box {
  order: 1;
}
@media (min-width: 1200px) {
  .orgin {
    width: 62.4vw;
    margin: 0 auto;
    background: url(../images/orgin_line.png) no-repeat center 10vw;
  }

  .orgin-title {
    padding: 2.4vw 0;
    font-size: 1.4vw;
    line-height: 2vw;
    color: #333;
    text-align: center;
  }

  .orgin-ul {
    position: relative;
    height: 60vw;
  }
  .orgin-li {
    display: block;
    position: relative;
    width: 20vw;
    padding: 1vw;
    border-radius: 5px;
  }

  .orgin-li i {
    width: 100%;
    display: block;
  }

  .orgin-li .orgin-li-box {
    position: static;
    width: 100%;
    padding: 10px 10px 0;
  }
  .orgin-li-num {
    width: 2.8vw;
    height: 2.8vw;
    font-size: 1.2vw;
    line-height: 2.8vw;
    background: url(../images/shape.png) no-repeat center center/2.8vw;
  }
  .orgin-li-step {
    font-size: 1.5vw;
    line-height: 1.8vw;
  }
  .orgin-li p {
    font-size: 0.8vw;
    line-height: 1.2vw;
  }

  .orgin-li1 {
    position: absolute;
    left: 0;
    top: 0;
  }

  .orgin-li1 .orgin-li-num {
    right: -4vw;
    top: 2vw;
  }

  .orgin-li2 {
    position: absolute;
    right: 0;
    top: 14vw;
  }
  .orgin-li2 .orgin-li-num {
    left: -4vw;
    top: 2;
  }

  .orgin-li3 {
    position: absolute;
    left: 0;
    top: 30vw;
  }
  .orgin-li3 .orgin-li-num {
    left: auto;
    right: -4vw;
    top: 2vw;
  }
}