```css
#announcement-section{background-color:#f8d7da;padding:15px;text-align:center;position:fixed!important;top:0;left:0;width:100%;z-index:9999;display:block!important;visibility:visible!important}@media (max-width:980px){#announcement-section{font-size:14px;padding:10px;display:block!important;visibility:visible!important;position:fixed!important;top:0;left:0;width:100%}}