* {
    margin: 0;
    padding: 0;
}
img {
    border: 0;
}
ul {
    padding-left: 1.5em;
}
html {
    overflow-y: scroll;
    background: #f6f7fe;
}

.mb15 { margin-bottom: 15px !important; }

body {
    font-family: "メイリオ", Meiryo, "ＭＳ Ｐゴシック", "MS PGothic", "ヒラギノ角ゴ Pro W3", "Hiragino Kaku Gothic Pro", sans-serif;
    margin: 0;
    line-height: 1.4;
    font-size: 75%;
    text-align: center;
}
.section {
    text-align: center;
    background: #fff;
    box-shadow: 0px 1px 1px rgba(70,102,226,0.1);
}
h1 {
    color: #4666e2;
    font-weight: bold;
    line-height: 1;
    padding-bottom: 20px;
    font-family: Helvetica, sans-serif;
}
h2 {
    color: #4666e2;
    text-align: center;
    font-weight: normal;
}
p {
    text-align: center;
    font-size: 14px;
    margin: 0;
    padding: 0;
}

h3 {
    font-weight: bold;
    margin: 0;
    padding: 0;
    color: white;
    background: #4666e2;
}

.explain {
    border: 1px solid #eee;
}

.cause {
    text-align: center;
    border:1px solid #4666e2;
}
.cause__body {
    text-align: left;
}

/* ====================

  スマートフォン

======================= */
@media only screen and (min-width: 0) and (max-width: 767px) {
    .main {
        padding: 10px;
    }
    .section {
        padding: 20px 10px 20px;
    }
    h1 {
        font-size: 26px;
    }
    h1 span {
        font-size: 60px;
    }
    h2 {
        font-size: 16px;
    }
    .explain {
        margin: 10px auto 15px;
        padding: 8px;
        font-size: 14px;
    }
    h3 {
        font-size: 14px;
        font-weight: normal;
        padding: 6px;
    }
    .cause__body {
        padding: 10px;
        font-size: 14px;
    }
    .footer__logo {
        margin-top: 20px;
    }
    .footer__logo img {
        width: 150px;
    }
}

/* ====================

   パソコン＆タブレット

======================= */

@media only screen and (min-width: 768px) {
    .main {
        padding: 50px 25px;
    }
    .wrap {
        max-width: 980px;
        margin: 0 auto;
    }
    .section {
        padding: 80px 70px 43px;
    }

    h1 {
        font-size: 45px;
    }
    h1 span {
        font-size: 90px;
    }

    h2 {
        font-size: 24px;
    }

    .explain {
        margin: 20px auto 40px;
        padding: 15px;
        font-size: 18px;
        line-height: 1.6;
    }
    h3 {
        font-size: 18px;
        font-weight: normal;
        padding: 8px;
    }
    .cause__body {
        padding: 20px 15px;
        font-size: 16px;
    }
    .footer__logo {
        margin-top: 40px;
    }
}