.c-icon-arrangement {
  display: inline-block;
  width: 32px;
  height: 32px;
  position: relative;
  margin-right: 0;
}
.c-icon-arrangement::before {
  content: '';
  display: block;
  width: 32px;
  height: 32px;
  background: url(../../data_management/img/index/arrangement.png) 50% 50% no-repeat;
  background-size: 32px 32px;
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
}

@media (max-width: 759px){
  .c-icon-arrangement {
    width: 22px;
    height: 22px;
  }
  .c-icon-arrangement::before {
    width: 22px;
    height: 22px;
    background: url(../../data_management/img/index/arrangement.png) 50% 50% no-repeat;
    background-size: 22px 22px;
  }
}