.leaflet-tooltip-container {
    z-index: 4;
}
/* Tooltip container */
.tooltip {
	position: relative;
    z-index: 10;
    display: none;
    box-shadow: 0 1px 4px rgba(0,0,0,0.4);
    -webkit-border-radius: 1px;
	border-radius: 1px;
    border: 1px solid #bbb;
    background-color: #fff;
    cursor: default;
	-webkit-user-select: none;
	-moz-user-select: none;
	user-select: none;
	color: #fff;
    opacity: 0;
	-webkit-transition: opacity 150ms linear;
	-moz-transition: opacity 150ms linear;
	-o-transition: opacity 150ms linear;
	transition: opacity 150ms linear; 
	border-bottom: 1px dotted black; /* If you want dots under the hoverable text */
}

.leaflet-tooltip.leaflet-tooltip-fade {
    opacity: 1;
}



/* Tooltip text */
.tooltip .tooltiptext {
  visibility: hidden;
  width: 120px;
  background-color: #555;
  color: #fff;
  text-align: center;
  padding: 5px 0;
  border-radius: 6px;

  /* Position the tooltip text */
  position: absolute;
  z-index: 1;
  bottom: 125%;
  left: 50%;
  margin-left: -60px;

  /* Fade in tooltip */
  opacity: 0;
  transition: opacity 0.3s;
}

/* Tooltip arrow */
.tooltip .tooltiptext::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  margin-left: -5px;
  border-width: 5px;
  border-style: solid;
  border-color: #555 transparent transparent transparent;
}

/* Show the tooltip text when you mouse over the tooltip container */
.tooltip:hover .tooltiptext {
  visibility: visible;
  opacity: 1;
}