#contents dt,#contents dd {
    line-height: 26px;
}
#delivery, #payment, #info {
    padding: 30px;
    background: url(https://www.mazda-jibier.com/shop-system-img/bg-b.jpg) repeat top center;
}

@media (max-width: 768px){
#contents h2 {
    font-size: 20px;
}
#delivery, #payment, #info {
    padding: 10px;
    margin-bottom: 3%;
}
}