.mainimg { background: url(../img/blog/mainimg_sp.jpg) center center no-repeat; color: #333; margin: 0 0 70px; }

@media (max-width: 599px) { .mainimg { background-size: auto 100%; } }

@media (min-width: 600px) { .mainimg { background: url(../img/blog/mainimg_pc.jpg) center center; } }

.bnrArea { margin: 0 10px; }

.bnrArea p { text-align: center; }

.bnrArea p + p { margin: 20px 0 0; }

@media (min-width: 600px) { .bnrArea p + p { margin: 75px 0 0; } }