body {
  counter-reset: h3-counter;
}

.overview h3::before {
  counter-increment: h3-counter;
  content: counter(h3-counter) ". ";
}

.main {
        font-size: 1.5rem;
        margin: 0 auto 3rem;
        padding: 0.5rem 2.0rem;
        background: #fdfff5;
    }

    .main p {
        font-size: 1.7rem;
    }

    .main ul {
        padding: 0.5rem 1.0rem 0.5rem 1.5rem;
        list-style-position: outside;
    }

    .main ol {
        padding: 0.5rem 1.0rem 0.5rem 1.5rem;
        list-style-position: outside;
    }
    
    .main h1 {
        font-size: 1.9rem;
        color: #555;
        margin: 1rem auto;
        padding: 0;
        text-align: center;
        border-bottom: 2px #555 solid;
    }

    .main .overview {
        box-shadow: none;
    }
   
    .overview h2 {
        font-size: 1.9rem;
        color: #555;
        margin: 1rem ;
        padding: 0 1rem;
        text-align: center;
        border-bottom: 2px #555 solid;
    }

    .overview .policy ul {
        margin-left: 1.25rem;
    }

    /* 戻る */
    .back {
        font-size: 18px;
        font-weight: bold;
        text-align: right;
        margin: 20px 30px 20px 10px;
    }


/*-- ↓タブレット用↓ --*/
@media screen and (min-width: 641px) {

        /* Content */

        .main h1 {
            font-size: 2.5rem;
            color: #555;
            margin: 1rem;
            padding: 0 1rem;
            border: none;
        }

        .main .overview ul {
            padding-left: 4rem;
        }

        .main .overview h2 {
            color: #555;
            margin-top: 3rem;
            margin-left: 3rem;
            text-align: left;
            border-left: #A49475 solid 5px;
            border-bottom: none;
        }
        
        .overview .policy {
            margin: 2rem;
        }
        .overview .policy h3{
            font-size: 1.7rem;
            color: #666;
            margin: 0 2rem;
            text-decoration: underline #A49475;

        }
    
        .overview .policy p {
            padding-right:2rem ;
            padding-left:2.5rem ;
        }

        .overview .policy ul {
            margin-left: 1.0rem;
        }

    }

/*-- PCベース 共通 (1025px 以上)--*/ 
@media screen and (min-width: 1025px) {

        .main h1 {
            font-size: 3.0rem;
            color: #555;
            margin: 1rem;
            padding: 0 1rem;
        }

        .main .overview {
            box-shadow: none;
        }

        .main .overview ul {
            padding-left: 4rem;
        }
   

    }