/******************** Function-Main ********************/
.each_box .ilist_left::before {
  background-image: url(../img/function_bg09.png);
  width: 130px;
}

.merit_box ul li:nth-of-type(1) img {
  max-width: 152px;
}

.merit_box ul li:nth-of-type(2) img {
  max-width: 183px;
}

.merit_box ul li:nth-of-type(4) img {
  max-width: 122px;
}

@media only screen and (max-width: 575px) {
  .each_box .ilist_left::before {
    width: 97px;
    left: calc(50% - 45px);
}
}