table {
  max-width: 800px;
  width: 100%;
  line-height: 1.2;
  padding : 12px 8px;
  border-collapse: collapse;
  border: 1px solid black;
}
.sticky_table thead th {
  /* 縦スクロール時に固定する */
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  /* tbody内のセルより手前に表示する */
  z-index: 1;
}
.sticky_table th:first-child {
  /* 横スクロール時に固定する */
  position: -webkit-sticky;
  position: sticky;
  left: 0;
}
.sticky_table thead th:first-child {
  /* ヘッダー行内の他のセルより手前に表示する */
  z-index: 2;
}
TH {
  line-height: 1.2;
  padding : 12px 8px;
  border-collapse: collapse;
  border: 1px solid black;
}
TD {
  line-height: 1.2;
  padding : 12px 8px;
  border-collapse: collapse;
  border: 1px solid black;
}
a:link {
  color: blue
}
a:visited {
  color: purple
}
a:hover {
  color: red
}
a:active {
  color: red;
}
.days, .navigator {
  max-width: 800px;
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  margin-top: 8px;
  box-sizing: border-box;
}
.gyutto img {
  max-width: 800px;
  width: 100%;
  box-sizing: border-box;
}
.prbar1 {
  display: table;
  table-layout:fixed;
  max-width: 800px;
  width: 100%;
  box-sizing: border-box;
  border: 1px solid black;
  margin-left: auto;
  margin-right: auto;
}
.section1, .section2, .section3 {
  display: table-cell;
  background-color: #FFFFCE;
}
.googledoc iframe {
  max-width: 800px;
  width: 100%;
  max-height: 400px;
  margin-left: auto;
  margin-right: auto;
  min-height: 400px;
  box-sizing: border-box;
  border: 1px solid black;
}
.main0 {
  max-width: 800px;
  width: 100%;
  text-align: center;
  background-color: #FFFFCE;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.5;
  padding: 9px;
  box-sizing: border-box;
  border-top: 1px solid black;
  border-right: 1px solid black;
  border-left: 1px solid black;
}
.main1 {
  max-width: 800px;
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.5;
  padding: 9px;
  box-sizing: border-box;
  border: 1px solid black;
}
.main2 {
  max-width: 800px;
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.5;
  padding: 9px;
  box-sizing: border-box;
  border-right: 1px solid black;
  border-left: 1px solid black;
  border-bottom:1px solid black;
}