Generador de Tooltips CSS

.tooltip-trigger {
  position: relative;
  cursor: pointer;
}

.tooltip-content {
  position: absolute;
  bottom: 100%;
  
  
  
  left: 50%;
  
  margin-bottom: 14px;
  
  
  
  background-color: #1f2937;
  color: #ffffff;
  font-size: 14px;
  padding: 8px 12px;
  border-radius: 6px;
  max-width: 200px;
  white-space: nowrap;
  z-index: 10;
  opacity: 0;
  visibility: hidden;
  transition: opacity 200ms ease, visibility 200ms ease;
}

.tooltip-trigger:hover .tooltip-content {
  opacity: 1;
  visibility: visible;
}

.tooltip-content::before {
  content: '';
  position: absolute;
  top: 100%;
  
  
  
  left: 50%; margin-left: -6px;
  
  border-width: 6px;
  border-style: solid;
  border-color: #1f2937 transparent transparent transparent;
}