.ex-1 { color: black; font-size: 13px; line-height: 1.5em; text-align: left; margin-top: 4px; margin-right: 12px; margin-left: 10px ;}
.explanation { color: black; font-size: 13px; line-height: 1.2em;  margin: 4px 32px 8px 56px ;}
h6 { color: #66f; font-weight: bold; font-size: 16px; line-height: 1em; text-indent: 2em; margin-top: 0px; margin-bottom: 0px ;}
.character { color: white; font-weight: 900; font-size: 18px; line-height: 1.2em; background-color : #85145e; text-align: left; text-indent: 1em; margin-right: 10px; margin-bottom: 12px; margin-left: 10px ;}
h1 { color: white; font-weight: 900; font-size: 30px; line-height: 1.5em; text-align: center; vertical-align: middle; margin-top: 10px; margin-bottom: 10px ;}
h2 { color: red; font-weight: bold; font-size: 26px; line-height: 1.2em; font-family: "ＭＳ ゴシック", "ＭＳ Ｐゴシック", Osaka-等幅, Osaka, 平成角ゴシック; text-align: center; text-indent: 0em; margin: 10px 0px 0px ;}
h3 { color: black; font-weight: bold; font-size: 20px; line-height: 1.2em; font-family: "ＭＳ 明朝", "ＭＳ Ｐ明朝", 細明朝体, 平成明朝; text-align: left; text-indent: 0em; margin-bottom: 10px; margin-left: 70px ;}
h4  { color: navy; font-weight: bold; font-size: 14px; line-height: 1em; text-indent: 2em; margin: 0px ;}
.exp-2      { color: black; font-weight: 500; font-size: 15px; line-height: 1.4em;  margin: 4px 20px 8px 12px ;}
.exp-3  { color: black; font-size: 13px; line-height: 1.2em;  margin: 4px 20px 8px ;}