html {
  background-color: #eee;
}

body {
  font-family: 'Noto Sans JP', 'Noto Sans', sans-serif;
  color: #333;
  font-size: 1.7rem;
}

.container {
  background-color: white;
  width: 100%;
  height: auto;
  min-height: 100%;
  padding: 0;
}

.section {
  padding: 10px 20px;
  margin-bottom: 1.0rem;
}

.section p {
  margin-bottom: 2.0rem;
  font-weight: 400;
}

.h2 {
  margin-bottom: 1.0rem;
  padding: 10px;
  background-color: #f90;
  color: white;
  font-size: 3.0rem;
  font-weight: 100;
}

.h3 {
  font-size: 2.5rem;
  font-weight: 400;
}

.content {
  margin-bottom: 4.0rem;
}

ul {
  list-style: none;
}

ul li:before {
  content: "・ ";
}

.square:before {
  content: "■";
  margin-right: .2rem;
}

.triangle.inverted:before {
  content: "▼";
  margin-right: .2rem;
}

.indent.negative {
  text-indent: -2.1rem;
  padding-left: 2.4rem;
}

.left {
  text-align: left;
}
.center {
  text-align: center;
}
.right {
  text-align: right;
}

.clearfix:after {
  content: "";
  display: block;
  clear: both;
}

.clearfix:before {
  content: "";
  display: block;
  clear: both;
}

.clearfix {
  display: block;
}

.icon {
  vertical-align: middle;
  padding: 0 5px;
}

.caption {
  margin-left: 1.0rem;
}

.img-iphone {
  width: 150px;
  margin-left: 1.0rem;
}

.img-pc {
  max-height: 300px;
  max-width: 100%;
  margin-left: 1.0rem;
}

.sonota {
  padding: 0 5px;
  font-size: 1.5rem;
}
.sonota:before {
  content: url(../img/mark_1.png);
  position: relative;
  left: 37px;
  top: -8px;
  margin-left: -33px;
}

.footer {
  padding: 10px 0 25px;
  border-top: 1px solid #f90;
  text-align: center;
}
.copyright {
  font-size: 1.2rem;
}
.copyright a {
  color: #333;
}

.attention-en {
  margin-left: 1.4rem;
}
.attention-en:before {
  content: "*";
  margin-left: -1.4rem;
  margin-right: 0.3rem;
}
.attention-jp {
  margin-left: 2.0rem;
}
.attention-jp:before {
  content: "※";
  margin-left: -2.0rem;
  margin-right: 0.3rem;
}

.question {
  margin-left: 2.0rem;
}
.question:before {
  content: "Q"attr(data-qno)".";
  margin-left: -2.0rem;
  margin-right: 0.3rem;
  font-weight: bold;
}