<div class="social-links">
    {% if site.facebook %}
    <a href="{{ site.facebook }}" title="Facebook">
        <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 300 300">
            <circle cx="151.69" cy="148.96" r="135.04"/>
            <path d="M128.44 242.77c.02-.47.05-.94.05-1.41v-85.19-1.09H100.1c-1.26 0-1.26 0-1.26-1.21 0-10.63.01-21.26-.02-31.89 0-.97.29-1.21 1.23-1.21 9.06.03 18.11.02 27.17.02h1.27v-1.03c.02-8.84-.05-17.67.07-26.51.1-7.11 1.48-13.99 4.58-20.44 4.21-8.76 10.82-15.01 19.8-18.7