I have some pages where content are too less, and footer goes up, I have fixed it, but now footer being inside of my page content for pages which have more content
<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.8.2/css/all.css" />
<footer class="mt-5 footer bg-dark text-white" style="
margin-top: 100px;
position:absolute;
bottom:0;
width:100%;
">
<div class="container">
<div class="row p-4">
<div class="col text-center">
<a href="#" class="twitter"><i class="fab fa-twitter fa-3x mr-4"></i></a>
<a href="#" class="facebook"><i class="fab fa-facebook fa-3x mr-4 "></i></a>
<a href="#" class="google"><i class="fab fa-google-plus fa-3x mr-4"></i></a>
</div>
</div>
</div>
</footer>