.icon-to-telegram a{
  text-indent: 100%;
  white-space: nowrap;
  overflow: hidden;
  background-image: url(https://onlinebestcasino.ca/wp-content/uploads/2023/04/icon-telegram.png);
  height: 48px; 
  width:  48px;
  display: inline-block;
  margin-top: -14px;
  padding:0px!important;
}
.main-menu .icon-to-telegram a{
  margin-top: 0px;
}