.na-proa-ad-block{display:block;width:100%;max-width:100%;margin:0 auto;border-radius:0;overflow:hidden;text-decoration:none;line-height:0;transition:opacity 0.2s ease,transform 0.2s ease}a.na-proa-ad-block:hover{opacity:.92;transform:translateY(-1px)}.na-proa-ad-block img{display:block;width:100%;height:auto}.na-proa-ad-empty{padding:12px 16px;border-left:4px solid #f49a18;background:#fff8ec;color:#2c2f33;font-family:Arial,Helvetica,sans-serif;font-size:14px;line-height:1.5}.na-proa-ad-empty code{padding:2px 6px;border-radius:3px;background:#f0f0f0;font-size:13px}@media (max-width:640px){.na-proa-ad-block{margin:0 auto}}