.about {
  border: 1px solid #0068b6;
  padding: 20px 50px;
  margin: 0 0 10px;
}

.about_title {
  font-size: 24px;
  font-weight: bold;
  line-height: 1.6;
  margin: 0 0 10px;
}

.about_title span {
  font-size: 16px;
}

.about_title2 {
  font-size: 20px;
  font-weight: bold;
  line-height: 1.6;
  position: relative;
  overflow: hidden;
  margin: 0 0 5px;
}

.about_title2:before {
  border-top: 1px solid #cccccc;
  content: "";
  position: absolute;
  top: 50%;
  left: 210px;
  width: 100%;
}

.about_arrow {
  width: 90px;
  margin: 0 auto 10px;
  line-height: 1;
}

.about_arrow img {
  width: 100%;
  height: auto;
}

.rinen {
  position: relative;
  margin: 30px 0;
}

.rinen sub {
  vertical-align: baseline;
  font-size: 10px;
}

.rinen .circle {
  position: absolute;
  top: 0;
  left: 0;
  width: 130px;
  height: 130px;
  background: #0068b6;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #ffffff;
  border-radius: 100px;
  font-size: 20px;
  font-weight: bold;
}

.rinen_box {
  height: 130px;
  background: #c6f5ff;
  padding: 0px 0 0px 70px;
  margin: 0 0 0 60px;
  display: flex;
  align-items: center;
}

.rinen_box ul {
  float: left;
  display: inline;
  margin: 0 0 0 80px;
}

.todo {
  text-align: center;
  padding: 0 0 30px;
  font-weight: bold;
}

.yakuwari {
  background: #c6f5ff;
  padding: 20px 50px;
}

.yakuwari_title {
  font-size: 24px;
  font-weight: bold;
  line-height: 1.6;
  padding: 0 0 10px;
}

.yakuwari p {
  padding: 5px 0 0;
}

.yakuwari .number {
  display: inline-block;
  width: 40px;
}

.yakuwari .class {
  display: inline-block;
  width: 140px;
}

.yakuwari .dash {
  display: inline-block;
  width: 40px;
}