#alpha-universe .seminar-info {
  margin-bottom: 40px;
  background-color: #fff;
  padding: 50px;
  border: 3px solid #F00;
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
}
#alpha-universe .seminar-info h3 {
  font-size: 32px;
  text-align: center;
  color: #f00;
  font-family: 'Noto Serif JP', serif;
}
#alpha-universe .seminar-info p {
  font-size: 18px;
  line-height: 1.5;
  margin-top: 38px;
}

@media screen and (max-width: 990px) {
  #alpha-universe .seminar-info {
    margin-top: 40px;
    margin-left: 20px;
    margin-right: 20px;
    padding: 30px;
  }
  #alpha-universe .seminar-info h3 {
    font-size: 24px;
  }
  #alpha-universe .seminar-info p {
    font-size: 16px;
  }
}