.hero {
  background-color: #f6f6f6;
}

.hero_item {
  max-width: 1000px;
  margin: auto;
  display: grid;
  row-gap: 30px;
  padding: 60px 20px;
}

.hero_item img {
  height: auto;
}

.hero_ttl h1 {
  font-size: 30px;
  line-height: 1.4;
  font-weight: bold;
  color: #323232;
}

.hero_ttl .hero_ttl-lead {
  font-size: 24px;
  font-weight: bold;
  line-height: 1.6;
  margin-top; 20px;
}
.hero_ttl .hero_ttl-lead:empty{
  display:none;
}
.hero_info {
  display: flex;
  justify-content: center;
  background-color: #fff;
  padding: 20px;
}

.hero_info dl {
  display: flex;
  align-items: center;
}

.hero_info dl + dl {
  margin-left: 30px;
}

.hero_info dl dt {
  position: relative;
  font-size: 20px;
  font-weight: bold;
  margin-right: 20px;
}

.hero_info dl dt:after {
  position: absolute;
  right: -10px;
  content: ":";
}

.hero_info dl dd {
  font-size: 20px;
  font-weight: bold;
}

.hero_info dl dd .day {
  font-size: 30px;
  font-weight: bold;
}

@media screen and (max-width: 1200px) {
  .hero_info {
    padding: 15px 10px;
  }
  .hero_info dl+dl {
    margin-left: 10px;
  }
  .hero_info dl dd,
  .hero_info dl dt {
    font-size: 18px;
  }
  .hero_info dl dd .day {
  font-size: 24px;
  }   
}

@media screen and (max-width: 768px) {
  .hero_item {
    padding: 30px 20px;
    row-gap: 15px;
  }
  .hero_ttl h1 {
  font-size: 24px;
  line-height: 1.4;
  margin-bottom: 15px;
  }

  .hero_ttl .hero_ttl-lead {
    font-size: 20px;
  }
}

@media screen and (max-width: 600px) {
    .hero_info {
    padding: 10px ;
    flex-direction: column;
  }
  
  .hero_info dl+dl {
    margin: 10px 0 0 0;
  }
  
  .hero_info dl dt {
    min-width: 50px;
  }
  
  .hero_info dl dd,
  .hero_info dl dt {
    font-size: 16px;
  }
  
  .hero_info dl dd .day {
    font-size: 24px;
  }
}

@media screen and (max-width: 420px) {
  .hero_info dl dd,
  .hero_info dl dt {
    font-size: 14px;
  }
  
  .hero_info dl dd .day {
    font-size: 18px;
  }
}