.kiyaku-section {
    padding: 60px 20px;
    background-color: #fff;
}

.kiyaku-container {
    max-width: 900px;
    margin: 0 auto;
}

.kiyaku-content {
    background-color: #fff;
    line-height: 2;
}

.kiyaku-content h2 {
    font-size: 20px;
    font-weight: 700;
    color: #333;
    margin: 40px 0 20px 0;
    padding-bottom: 10px;
    border-bottom: 2px solid #00677D;
}

.kiyaku-content h2:first-child {
    margin-top: 0;
}

.kiyaku-content p {
    color: #666;
    font-size: 15px;
    line-height: 2;
    margin: 15px 0;
}

.kiyaku-end {
    text-align: right;
    margin-top: 40px;
    font-weight: 700;
}

@media (max-width: 768px) {
    .kiyaku-section {
        padding: 40px 15px;
    }

    .kiyaku-content h2 {
        font-size: 18px;
        margin: 30px 0 15px 0;
    }

    .kiyaku-content p {
        font-size: 14px;
        line-height: 1.9;
    }
}