<div class="wrapper">
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.wrapper{
  text-align:center;
}

svg{
  margin: 0 auto;
  width:63%;
  height:auto;
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External CSS

  1. https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.1.3/css/bootstrap.min.css

External JavaScript

  1. https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.1.3/css/bootstrap.min.css
  2. https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js