a:link {
  text-decoration: none;
}

.treeview ul{ 
margin: 0;
padding: 0;
}

.treeview li{ 
list-style-type: "\1F4C4  "; 
margin: 1px 1em; 
text-decoration: none;
padding-left: 5px; 
margin-bottom: 1px;
}

.treeview li.submenu{ 
list-style-type: "\1F4C2  "; 
text-decoration: none;
cursor: hand !important;
cursor: pointer !important;
}


.treeview li.submenu ul{ 
	padding-left: 1em; 
	display: none; 
}

.treeview .submenu ul li{ 
  cursor: default;
  padding-left: 5px; 
}

#t-cov{
	list-style-type: "\1F4D2  "; 
}
#t-tit{
	list-style-type: "\1F4D6  "; 
}
#t-ind{
	list-style-type: "\1F4D1  "; 
}
#t-ref{
	list-style-type: "\1F4DA  "; 
}
#t-nbk{
	list-style-type: "\1F4D4  "; 
}
.bt{
	border-radius: 16px;
}