MediaWiki:Tooltip

<!DOCTYPE html> a.tooltips { position: relative; display: inline; } a.tooltips span { position: absolute; width:140px; color: #000000; background: #FFFFFF; border: 2px solid #000000; height: 50px; line-height: 50px; text-align: center; visibility: hidden; border-radius: 7px; box-shadow: 0px 0px 7px #000000; } a.tooltips span:before { content: ''; position: absolute; top: 100%; left: 50%; margin-left: -12px; width: 0; height: 0; border-top: 12px solid #000000; border-right: 12px solid transparent; border-left: 12px solid transparent; } a.tooltips span:after { content: ''; position: absolute; top: 100%; left: 50%; margin-left: -8px; width: 0; height: 0; border-top: 8px solid #FFFFFF; border-right: 8px solid transparent; border-left: 8px solid transparent; } a:active.tooltips span { visibility: visible; opacity: 0.8; bottom: 30px; left: 50%; margin-left: -76px; z-index: 999; } CSS Tooltips Tooltip 