.content__head-lead p {
  font-size:14px;font-size:1.4rem;line-height:1.5
}
/* section#a01 h3.content__section-ttl{color:#0072ae}section#a01 h4.content__section-head{background:#99c7df;color:#fff}section#a01 .content__txt .ttl01{color:#0072ae}
section#a02 h3.content__section-ttl{color:#e52f0b}section#a02 h4.content__section-head{background:#f5ac9d;color:#fff}section#a02 .content__txt .ttl02{color:#e52f0b}
section#a03 h3.content__section-ttl{color:#7fbf00}section#a03 h4.content__section-head{background:#cce599;color:#fff}section#a03 .content__txt .ttl03{color:#7fbf00}
section#a04 h3.content__section-ttl{color:#00264c}section#a04 h4.content__section-head{background:#99a8b7;color:#fff}section#a04 .content__txt .ttl04{color:#00264c}
section#a05 h3.content__section-ttl{color:#f28d00}section#a05 h4.content__section-head{background:#fad199;color:#fff}section#a05 .content__txt .ttl05{color:#f28d00} */

section:first-of-type h3.content__section-ttl{color:#0072ae}
section:first-of-type h4.content__section-head{background:#99c7df;color:#fff}
.content__txt .ttl01{color:#0072ae}

section:nth-of-type(2n) h3.content__section-ttl{color:#0072ae}
section:nth-of-type(2n) h4.content__section-head{background:#99c7df;color:#fff}

section:nth-of-type(2n+1) h3.content__section-ttl{color:#e52f0b}
section:nth-of-type(2n+1) h4.content__section-head{background:#f5ac9d;color:#fff}
.content__txt .ttl02{color:#e52f0b}