h1{
  font-size: x-large;
  text-align: center;
}
p {
  font-size: 16px;
  font-weight: bold;
  text-align: center;
  margin: 60px auto 40px;
}
table {
  margin: 20px auto;
}
.back-index {
  text-align: center;
}
.back-index::after {
  content: url(../images/arrow.png);
  margin-left: 3px;
  vertical-align: middle;
}
a {
  color: maroon;
}
a:hover {
  color: maroon;
  text-decoration: none;
}
.tbl-r05 th {
  background: #d5ebcf;
  border: solid 1px #ccc;
  color: #000;
  padding: 10px;
}
.tbl-r05 td {
　border: solid 1px #ccc;
  padding: 10px;
}

.tbl-r05 td:first-child {
  background: #fbf5f5;
}

@media screen and (max-width: 640px) {
  .tbl-r05 {
    width: 80%;
  }
  .tbl-r05 .thead {
    display: none;
  }
  .tbl-r05 tr {
    width: 100%;
  }
  .tbl-r05 td {
    display: block;
    text-align: right;
    width: 100%;
  }
  .tbl-r05 td:first-child {
    background: #e9727e;
    color: #fff;
    font-weight: bold;
    text-align: center;
  }
  .tbl-r05 td:before {
    content: attr(data-label);
    float: left;
    font-weight: bold;
    margin-right: 10px;
  }
}