body {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    gap: 30px;
    height: 100vh;
    margin: 0;
    padding: 0;
    font-family: 'ヒラギノ角ゴ ProN', 'Hiragino Kaku Gothic ProN', 'メイリオ', Meiryo, 'ＭＳ Ｐゴシック', 'MS PGothic', sans-serif;
}

.cushion-box {
    background-color: #e6f8fe;
    padding: 30px 20px;
    width: 90%;
    max-width: 900px;
    box-sizing: border-box;
    line-height: 1.5;
}

.cushion-box p {
    margin: 0;
    margin-bottom: 30px;
}

.cushion-box p:nth-of-type(1) {
    margin-bottom: 0;
}

.cushion-box p:last-of-type {
    margin-bottom: 0;
}

@media (min-width: 600px) {
    .cushion-box {
        padding: 40px;
    }
}

.cushion-btn {
    font-weight: 700;
    box-sizing: border-box;
    text-align: center;
    background-color: #3aabd2;
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    width: fit-content;
    padding: 1em 2em;
    text-decoration: none;
    box-sizing: border-box;
    margin: 40px auto 0;
}

.cushion-btn:hover {
    text-decoration: underline;
}