.page {
  margin: 0 50px;
  padding-bottom: 150px;
}
.page h2 {
  margin: 40px 0 30px 0;
}
.page p {
  margin: 20px 0;
  font-size: 16px;
}
.page__outer {
  margin: 0 auto;
  max-width: 1260px;
}
.page__container {
  display: flex;
}
.page__mainarea {
  flex-grow: 1;
  padding: 0 50px 0 0;
}
.page__sidebar {
  width: 300px;
  flex-shrink: 0;
}
.page__sidebar a {
  display: block;
}
.page__sidebar a.selected {
  background-color: #ddd;
}
.page__sidebar .level0 {
  margin-top: 20px;
  font-size: 16px;
}
.page__sidebar .level1 {
  padding: 3px 0 3px 10px;
  font-size: 12px;
  color: #000;
}
.page__sidebar h3 {
  margin: 0;
}
.article__date {
  width: 90px;
  padding: 1px 3px;
  text-align: center;
  color: #fff;
  background-color: #64DD17;
}
.article__content {
  margin: 30px 0;
  font-size: 16px;
}
ul.p {
  margin: 10px 0;
  padding: 0;
  list-style: none;
  font-size: 16px;
}