I’ve got a bootstrap 4 navbar. How to collapse the nav if they click anywhere off the expanded nav.
<nav class="navbar navbar-dark bg-dark d-flex">
<div class="container">
<a class="navbar-brand order-2" href="#"><img src="https://via.placeholder.com/210x40?text=logo
C/O https://placeholder.com/"></a>
<button class="navbar-toggler order-1" type="button" data-toggle="collapse" data-target="#navFlyout" aria-controls="navFlyout" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="navFlyout">
<div class="close">
<span data-toggle="collapse" data-target="#navFlyout" aria-controls="navFlyout" >X</span>
</div>
<ul class="navbar-nav mr-auto">
<li class="nav-item active">
<a class="nav-link" href="#">Home</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Link</a>
</li>
<li class="nav-item dropdown">
<a class="nav-link dropdown-toggle" href="#" id="dropdown01" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">Dropdown</a>
<div class="dropdown-menu" aria-labelledby="dropdown01">
<a class="dropdown-item" href="#">Action</a>
<a class="dropdown-item" href="#">Another action</a>
<a class="dropdown-item" href="#">Something else here</a>
</div>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Another Link</a>
</li>
<li class="nav-item dropdown">
<a class="nav-link dropdown-toggle" href="#" id="dropdown01" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">Dropdown 2</a>
<div class="dropdown-menu" aria-labelledby="dropdown01">
<a class="dropdown-item" href="#">Action</a>
<a class="dropdown-item" href="#">Another action</a>
<a class="dropdown-item" href="#">Something else here</a>
</div>
</li>
</ul>
<ul class="list-inline nav-social">
<li class="list-inline-item"><a href="#"><i class="fab fa-facebook-f"></i></a> </li>
<li class="list-inline-item"><a href="#"><i class="fab fa-twitter"></i></a> </li>
<li class="list-inline-item"><a href="#"><i class="fab fa-linkedin-in"></i></a> </li>
<li class="list-inline-item"><a href="#"><i class="fab fa-instagram"></i></a> </li>
<li class="list-inline-item"><a href="#"><i class="fab fa-youtube"></i></a> </li>
</ul>
<ul class="list-unstyled nav-contact">
<li class="list-item"><a href="#">555-555-5555</a></li>
<li class="list-item"><a href="#">email@domain.com</a> </li>
</ul>
</div>
<div class="order-3 ml-auto right-nav-items">
<ul class="list-inline align-items-center">
<li class="list-inline-item galleryLink uc"><a href="#">PROJECT GALLERY <i class="fas fa-th-large"></i></a></li>
<li class="list-inline-item cta"><a class="btn btn-lg btn-primary" href="#">GET STARTED</a></li>
</ul>
</div>
</div><!-- close container -->
</nav>
<style>
.navbar .container{
max-width: 95%;
margin: 0 auto;
padding-top:20px;
}
.navbar-brand img{
margin-left:60px;
}
.nav-social i.fab {
display: inline-block;
border-radius: 60px;
box-shadow: 0px 0px 2px #8a8a8a;
padding: 0.5em 0.6em;
}
.nav-social a i {
color:#8a8a8a;
}
.right-nav-items .galleryLink {
margin-right:40px;
font-size: 20px;
}
.right-nav-items .galleryLink a{
color:#fff;
}
#navFlyout{
position: absolute;
top:0px;
left:0px;
padding:40px;
background-color: #fff;
width:500px;
}
#navFlyout .nav-item, #navFlyout .nav-item a{
color:#000;
font-size: 18px;
font-weight: 700;
line-height: 36px;
}
#navFlyout .nav-social{
margin-top:60px;
padding-top:60px;
border-top:4px solid #000;
}
#navFlyout .nav-contact, #navFlyout .nav-contact a{
font-size: 18px;
line-height: 36px;
color:#838182;
}
#navFlyout .close{
width:100%;
text-align: left;
margin-bottom: 40px;
height:40px;
}
#navFlyout .close span{
font-size: 40px;
font-weight: 200;
}
</style>