ul {
  position: -webkit-sticky; /* Safari */
  position: sticky;
  list-style-type: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
  border: 1px solid #DEDEDE;
  background-color: #DEDEDE;
}

li {
  float: left;
}

li a {
  display: block;
  color: rgb(63, 63, 63);
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
}

li a:hover:not(.active) {
  background-color: #C4C4C4;
}

li a.active {
  color: white;
  background-color: #6958ec;
}


.iconGrey{
    color:rgb(121, 121, 121)
}