check out the solution
HTML:
<div class="navbar">
<div *ngFor="let cat of category" class="dropdown">
<button class="dropbtn">Link {{cat.catnumber}}
<i class="fa fa-caret-down"></i>
</button>
<div class="dropdown-content">
<div class="row">
<div *ngFor="let catg of cat.nest" class="column">
<h3>Category {{cat.catnumber}} {{catg.link}} </h3>
<a href="#">Link 1</a>
<a href="#">Link 2</a>
<a href="#">Link 3</a>
</div>
</div>
</div>
</div>
</div>
style.css:
.navbar {
overflow: hidden;
background-color: #333;
font-family: Arial, Helvetica, sans-serif;
}
.navbar a {
float: left;
font-size: 16px;
color: white;
text-align: center;
padding: 14px 16px;
text-decoration: none;
}
.dropdown {
float: left;
overflow: hidden;
}
.dropdown .dropbtn {
font-size: 16px;
border: none;
outline: none;
color: white;
padding: 14px 16px;
background-color: inherit;
font: inherit;
margin: 0;
}
.navbar a:hover, .dropdown:hover .dropbtn {
background-color: red;
}
.dropdown-content {
display: none;
position: fixed;
background-color: #f9f9f9;
width: 100%;
left: 0;
box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
z-index: 1;
}
.dropdown-content .header {
background: red;
padding: 16px;
color: white;
}
.dropdown:hover .dropdown-content {
background: yello;
display: block;
}
/* Create three equal columns that floats next to each other */
.column {
float: left;
width: 50%;
padding: 10px;
background-color: #ccc;
height: 250px;
}
.column a {
float: none;
color: black;
padding: 16px;
text-decoration: none;
display: block;
text-align: left;
}
.column a:hover {
background-color: #ddd;
}
/* Clear floats after the columns */
.row:after {
content: "";
display: table;
clear: both;
}