.blog_lower_sec{padding:40px}.blog_lower_ttl{font-size:1.75rem;font-weight:700;margin-bottom:1.75rem;text-align:center}@media screen and (max-width:){.blog_lower_sec{margin-left:-20px;margin-right:-20px;padding:20px}.blog_lower_ttl{font-size:1.15rem;margin-bottom:1.15rem}}