.ab1 {
  font-size:clamp(0.938rem, 0.824rem + 0.57vw, 1.25rem); /*15px 20px */
  color:#396B7B;
  margin:0px;
  font-weight:600;
}

.ab2 {
  font-size:clamp(0.875rem, 0.784rem + 0.45vw, 1.125rem); /*14px 18px */
  color:#396B7B;
  margin:0px;
  font-weight:400;
}

.ab3 {
  font-size:clamp(0.938rem, 0.824rem + 0.57vw, 1.25rem); /*15px 20px */
  color:#ffffff;
  margin:0px;
  font-weight:400;
}

.ab4 {/* 日時 */
  font-size:clamp(1rem, 0.864rem + 0.68vw, 1.375rem); /*16px 22px */
  margin:0px;
  font-weight:600;
}

.ab5 {/* 1.タイトル */
  font-size:clamp(0.938rem, 0.824rem + 0.57vw, 1.25rem); /*15px 20px */
  color: #009999;
  margin:0px;
  font-weight:600;
}

.btn-border_ab1 {
  display: inline-block;
  width: 100%;
  text-align: center;
  background-color: #009245;
  border: 1px solid #009245;
  font-style: normal;
  font-size: clamp(0.813rem, 0.744rem + 0.34vw, 1rem);/*13px 16px */
  color: #ffffff;
  text-decoration: none;
  font-weight: 400;
  padding: 1.0em;
  border-radius: 4px 4px 4px 4px;
  transition: .3s;
}

.btn-border_ab1:hover {
  background-color: #ffffff;
  border-color: #009245;
  color: #009245;
}

.btn-border_ab2 {
  display: inline-block;
  width: 100%;
  text-align: center;
  background-color: #E95541;
  border: 1px solid #E95541;
  font-style: normal;
  font-size: clamp(0.813rem, 0.744rem + 0.34vw, 1rem);/*13px 16px */
  color: #ffffff;
  text-decoration: none;
  font-weight: 400;
  padding: 0.6em;
  border-radius: 4px 4px 4px 4px;
  transition: .3s;
}

.btn-border_ab2:hover {
  background-color: #ffffff;
  border-color: #E95541;
  color: #E95541;
}