.urgent_notice_container {
    width: 100%;
    background-color:#FFF0F5;
    text-align: center;
    padding:5px 0px 5px 5px;
    clear: both;
}

.urgent_notice_container .urgent_notice_datetime {
    color:black;
}
.urgent_notice_container .urgent_notice_content {
    font-weight: bold;
    line-height: 1.2;
    color:red;
}


@media screen and (max-width: 768px) {
     .urgent_notice_container {
          width: 96%;
          background-color:#FFF0F5;
          text-align: center;
          padding:2% 3%;
          clear: both;
      }

     .urgent_notice_container .urgent_notice_datetime {
          color:black;
          font-size:85%;

      }
     .urgent_notice_container .urgent_notice_content {
          font-weight: bold;
          line-height: 1.2;
          color:red;
          font-size:90%;
          font-family:'メイリオ','sans-serif';
      }
}