.box-short {
  width: 60%;
  margin-left: auto;
  margin-right: auto;
}
.info_list {
  display: flex;
  justify-content: space-between;
  list-style: none;
}
.info_list_items {
  width: 33.3%;
}
.info_list .txt {
  font-size: 18px;
  line-height: 1.5;
  text-align: center;
}
.info_list .num {
  font-size: 48px;
  font-weight: bold;
  line-height: 1.5;
  text-align: center;
}
@media screen and (min-width: 768px) and (max-width: 1100px) {
  .box-short {
    width: 80%;
  }
}
@media screen and (max-width: 767px) {
  .box-short {
    width: 90%;
  }
  .info_list {
    display: block;
  }
  .info_list_items {
    width: 100%;
    margin: 30px 0 0;
  }
}