I want to delete the blank area under the container in bootstrap. How can I do that?
.p {
color: white;
}
.box_switch {
position: relative;
background: #1E3E75;
padding: 15px;
margin-bottom: 30px;
margin: 0px calc(50% - 50vw) 15px;
width: 100vw;
}
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.0.0/dist/css/bootstrap.min.css" />
<div class="container">
<div class="row mx-auto text-center">
<div class="col-12">
<div class="box_switch">
<p class="p">PPPPPPPPPPP</p>
</div>
</div>
</div>
</div>