.main-body h2 {
    margin: 60px 0 30px;
    padding: 3px 18px;
    background: lightskyblue;
    color: white;
    font-size: 1.75em;
}

body {
    font-family: Verdana, "ヒラギノ角ゴ ProN W3", "Hiragino Kaku Gothic ProN", "メイリオ", Meiryo, sans-serif;
    background: white;
    color: #485859;
}

.sub-conts .section-wrap .section-in {
    padding: 0 20px 20px;
    border: 3px solid #ecf0f0;
}

.main-body h3 {
    margin: 60px 0 30px;
    padding: 5px 15px;
    font-weight: bold;
    font-size: 1.5em;
    position: relative;
    border-bottom: 3px solid rgba(5, 162, 250, 0.52);
    background: #fff;
}

h1 {
    margin-bottom: 10px;
    font-size: 1.8em;
    line-height: 1.5;
    font-weight: 600;
}