Сергей Герасимов

<div class="table-responsive">
  <table class="table">
    ...
  </table>
</div>

DIV:before{
	content: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32"><path d="M19.414 27.414l10-10c0.781-0.781 0.781-2.047 0-2.828l-10-10c-0.781-0.781-2.047-0.781-2.828 0-0.781 0.781-0.781 2.047 0 2.828l6.586 6.586h-19.172c-1.105 0-2 0.895-2 2s0.895 2 2 2h19.172l-6.586 6.586c-0.39 0.39-0.586 0.902-0.586 1.414s0.195 1.024 0.586 1.414c0.781 0.781 2.047 0.781 2.828 0z" fill="#FFF" /></svg>');
	}

body {
    display: flex;
    min-height: 100vh;
    flex-direction: column;
  }

.pink {
    flex: 1 0 auto;
  }

html {
    font-size: 3vw;
}

<div class="container">
  <div class="row justify-content-center">
    <div class="col-md-6">
      One of two columns
    </div>
    <div class="col-md-6">
      One of two columns
    </div>
  </div>
</div>