.banner_block {
  margin: 0 -2.5% 5%;
}

.registration_block {
  margin-bottom: 5%;
}

.registration_block .registration_wrap {
  margin-bottom: 1em;
  position: relative;
  width: 100%;
}

.registration_block .registration_wrap:before {
  top: -15%;
}

.registration_block .registration_wrap:after {
  bottom: -15%;
}

.registration_wrap {
  margin-bottom: 5%;
}

.registration_wrap .period {
  color: #12444e;
  text-align: center;
  font-size: 26px;
  margin-bottom: 2%;
}

.registration_wrap .registration_text {
  margin: 2% 0;
  font-size: 14px;
}

.ribbon {
  width: 50%;
  background-image: url(../images/registration/pc/ribbon.png);
  background-size: 100%;
  background-repeat: no-repeat;
  padding-top: calc( 62 / 322 * 50%);
  position: relative;
  color: #fff;
  box-sizing: border-box;
  left: -3.2%;
  margin-bottom: 2%;
}

.ribbon span {
  position: absolute;
  top: 20%;
  left: 10%;
  font-size: 35px;
  line-height: 1;
}

.notes {
  width: 95%;
  margin: 0 auto 5%;
  color: #fff;
  font-size: 14px;
}

@media screen and (max-width: 750px) {
  .registration_block {
    margin-bottom: 5%;
  }
  .registration_block.sgl_registration {
    display: block;
  }
  .registration_block .registration_wrap:before {
    top: -4%;
  }
  .registration_block .registration_wrap:after {
    bottom: -4%;
  }
  .registration_wrap {
    margin-bottom: 5%;
  }
  .registration_wrap .period {
    text-align: left;
    font-size: 1rem;
    margin-bottom: 3%;
  }
  .registration_wrap .registration_text {
    margin: 2% 0;
    font-size: .8rem;
  }
  .ribbon {
    width: 80%;
    background-image: url(../images/registration/sp/ribbon.png);
    padding-top: calc( 50 / 268 * 80%);
    margin-bottom: 3%;
  }
  .ribbon span {
    top: 25%;
    font-size: 1.5rem;
    line-height: 1;
  }
  .notes {
    font-size: .8rem;
  }
  .main_contents.sgl_content.info_box {
    margin: 0 auto;
  }
}