* {
  -webkit-box-sizing: border-box;
     -moz-box-sizing: border-box;
          box-sizing: border-box;
}

hr {
  border: 1px solid;
}

header {
  margin: auto;
  text-align: center;
  max-width: 80%;
}

article {
  margin: auto;
  max-width: 80%;
  padding: 5px 15px 5px 15px;
}

#article-content {
  padding: 5px 10px 5px 10px;
  border: 2px solid black;
  margin-bottom: 10px;
  max-width: 40%;
  border-radius: 4px;
}

#article-content__ol {
  list-style-type: upper-roman;
  line-height: 2em;
}

#chara-preview {
  max-width: 50%;
  padding: 3px 5px 3px 5px;
  margin: 10px 10px 10px 10px;
  border: 2px solid;
  border-radius: 4px;
  float: right;
}

#chara-preview table {
  margin: auto;
  max-width: 80%;
}

.chara-preview__detail {
  padding: 1em;
}

#chara-preview img {
  width: 70%;
  height: 70%;
  margin: auto;
  display: block;
}

#chara-table {
  border-collapse: collapse;
  border: 1px solid maroon;
  margin-top: 50px;
}

#chara-table th, #chara-table td {
  padding: 1em;
  border: 1px solid maroon;
}