.howto_buy .how picture:nth-of-type(1)::before{
  top: 89px;
}
.howto_buy .how picture:nth-of-type(2)::before{
  top: 547px;
}
.howto_buy .how picture:nth-of-type(3)::before{
  top: 357px;
}
.howto_buy .how_head ul li i{
  margin-bottom: 20px;
}
.howto_buy .how picture.line1{
  margin-bottom: 20px;
}
.howto_buy .how picture.line1::before {
  content: "";
  position: absolute;
  top: 86px;
  left: -500%;
  width: 500%;
  height: 61px;
  background: #1C4380;
  display: block;
}
.howto_buy .how picture.line2{
  position: relative;
  margin-bottom: 50px;
}
.howto_buy .how picture.line2::before {
  content: "";
  position: absolute;
  top: 136px;
  left: -500%;
  width: 500%;
  height: 61px;
  background: #006D3A;
  display: block;
}
.howto_buy .how picture.line3{
  position: relative;
  margin-bottom: 0;
}
.howto_buy .how picture.line3::before {
  content: "";
  position: absolute;
  top: 20px;
  left: -500%;
  width: 500%;
  height: 61px;
  background: #BF491D;
  display: block;
}
@media screen and (max-width: 768px){
  .howto_buy .how picture:nth-of-type(1){
    margin-top: 120px;
    margin-bottom: 0;
  }
  .howto_buy .how picture:nth-of-type(3){
    margin-bottom: 40px;
  }
}