.top-system00 {
    cursor: pointer;
    background-color: #fff;
    margin-top: 10px;
    padding: 5px;
    border: 1px solid #ddd;
    border-radius: 4px;
    width: 100% !important;
}

/*PC*/
.top-system00 h3{
  /*padding: 5px 20px !important;*/
  font-size: 23px !important;
  background-image: url("/img/bg_topsystem_00.jpg");
  background-repeat: no-repeat;
  background-size: auto 100%;
  background-position: 100% 0;
  line-height: 3.2;
}

@media screen and (max-width:768px) {
  .top-system00 h3{
    background-size: 140% !important;
    padding: 5px 10px !important;
    font-size: 17px !important;
  }
}