.sidebar-nav {
  margin-top: 20px;
  padding: 0;
  list-style: none;
}

body {margin:0;}

.navbar {
  overflow: hidden;
  position: fixed;
  top: 0;
  width: 100%;
}

.logmsg {
  overflow: hidden;
  position: fixed;
  top: 70px;
  text-align: right;
  width: 100%;
}

.navbar a {
  float: left;
  display: block;
  color: #f2f2f2;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
}

.navbar a:hover {
  background: #ddd;
  color: black;
}

.main {
  padding: 16px;
  margin-top: 90px;
  height: 1500px; /* Used in this example to enable scrolling */
}

.tooltip2 {
  position: relative;
  /* background-color: blue; */
  /* color: #fff; */
  /* display: inline-block; */
  border-bottom: 1px dotted black;
}

.tooltip2 .tooltiptext {
  visibility: hidden;
  width: 720px;
  background-color: black;
  color: #fff;
  text-align: center;
  border-radius: 6px;
  border: 1px;
  padding: 5px 0;

  /* Position the tooltip */
  position: absolute;
  z-index: 1;
}

.tooltip2:hover .tooltiptext {
  visibility: visible;
}