table.about1 {
  border-collapse: collapse;
}

table.about1 th, table.about1 td {
  vertical-align: top;
  padding-top: 10px;
  padding-bottom: 10px;
  border-bottom: solid 1px #bc946d;
  text-align: left;
}

table.about1 th {
  width: 20%;
  font-weight: bold;
  color: #874300;
}

table.about1 td {
  padding-left: 20px;
}

ul.about2 {
  padding: 0 15px;
}

ul.about2 span {
  display: block;
}

ul.about2 .date {
  color: #000;
  font-weight: bold;
}

ul.about2 li {
  padding: 10px 0;
  border-bottom: dotted 1px #ccc;
}

.access iframe {
  border: solid 1px #000;
  width: 500px;
  height: 400px;
}

@media screen and (max-width: 768px) {
  .access iframe {
    border: solid 1px #000;
    box-sizing: border-box;
    width: 100%;
    height: 300px;
  }
}

.message {
  position: relative;
}

.message .body {
  background: rgba(255, 255, 255, 0.8);
  padding: 20px;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: 20px 0 0 250px;
}

@media screen and (max-width: 768px) {
  .message .body {
    position: relative;
    margin: 10px 0;
    padding: 0;
  }
}