.tooltip-container{position:relative;display:inline-block}.custom-tooltip{visibility:hidden;opacity:0;background-color:#333;color:#fff;text-align:center;border-radius:4px;padding:4px 8px;position:absolute;top:-30px;left:50%;transform:translate(-50%);z-index:1000;white-space:nowrap;transition:opacity .3s ease;font-size:12px;pointer-events:none}.tooltip-container:hover .custom-tooltip{visibility:visible;opacity:1}