Multi tool use

Clash Royale CLAN TAG

Bootstrap 4 modal pop up header login stretch to the right

My bootstrap 4 login pop up on the header stretch all the way to the right when clicked.

My header

The header when I clicked the login pop up

Here's my link code:

<li class="nav-item">
<a class="nav-link btn btn-outline-info px-4 mt-1" data-toggle="modal" data-target="#loginModal1">Login</a>
</li>


Here's my modal code:

<div class="modal fade" role="dialog" id="loginModal1">
<div class="modal-dialog">
<div class="modal-content">
<div class="modal-header">
<h3 class="modal-title">Modal Login Form</h3>
<button type="button" class="close" data-dismiss="modal">&times;</button>
</div>
<div class="modal-body">
<div class="form-group">
<input type="text" name="" class="form-control" placeholder="Username">
</div>

<div class="form-group">
<input type="password" name="" class="form-control" placeholder="Password">
</div>
</div>

<div class="modal-footer">
<button type="submit" class="btn btn-warning">Sign in</button>
</div>
</div>
</div>
</div>


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