.important_infomation_wrap,
a.flbox.important_infomation_link.hover_underLine {
    flex-wrap: nowrap;
}
.important_infomation_title {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.important_infomation_day,
.important_infomation_title.important_information_secTitle {
    flex-basis: 90px;
}
.important_infomation_title,
.important_infomation_box {
    flex-basis: calc(100% - 120px);
  max-width: calc(100% - 120px);
}

.important_infomation_title{
  display:block;
}
.important_infomation_list > li span.important_infomation_day{
  margin-right:0;
}