Display 3 Buttons Inline http://wpsites.net/wordpress-themes/2-ways-to-display-3-buttons-inline/

inline-buttons.html

<div class="inline-buttons">
<p>
<a class="one-third first button" href="http://example/">Buy Now</a><a class="one-third button" href="http://example/">Buy Now</a><a class="one-third button" href="http://example/">Buy Now</a>
</p>
</div>

style.css

.inline-buttons .one-third {
    text-align: center;
}

@media only screen and (max-width: 1076px) {

    .inline-buttons .one-third {
        width: 100%;
        margin: 20px;
    }
    
}