.jumbotron{
padding: 0;
margin-bottom:0;
}
.nav-item{
	margin-right:3rem;
	font-size:18px;
}
.cos{
	margin-top:3erm!important;
}
.right{float:right}
.left{float:left;}
.dates{
	background-color:#343A40;
	color:#FFF;
	padding:2rem;
}

.titol_ins{
	background-color:#343a40;
	padding: 1rem;
	text-align: center;
	color:#FFF;
}
a b{color:#FFF;}
a{color:#343A40;}
a:hover{text-decoration:none;}
.link{color:#000;}
.link-info{color:#212529!important;}
.tooltip {
  position: relative;
  display: inline-block;
  border-bottom: 1px dotted black;
}

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

.tooltip:hover .tooltiptext {
  visibility: visible;
  opacity: 1;
}