o-block-list

Code 
<ul class="o-block-list">
    <li>…</li>
    <li>…</li>
    <li>…</li>
    <li>…</li>
    <li>…</li>
</ul>

o-block-list o-block-list--snug

Code 
<ul class="o-block-list o-block-list--snug">
    <li>…</li>
    <li>…</li>
    <li>…</li>
    <li>…</li>
    <li>…</li>
</ul>

o-block-list o-block-list--tight

Code 
<ul class="o-block-list o-block-list--tight">
    <li>…</li>
    <li>…</li>
    <li>…</li>
    <li>…</li>
    <li>…</li>
</ul>

o-block-list o-block-list--loose

Code 
<ul class="o-block-list o-block-list--loose">
    <li>…</li>
    <li>…</li>
    <li>…</li>
    <li>…</li>
    <li>…</li>
</ul>