A Pen by NeatNait.

index.html

<section>
  <ul>
    <li class="done">MY LIST</li>
    <li class="done">OF AWESOME</li>
    <li>THINGS</li>
    <li>TO LOVE</li>
    <li>AND SHARE</li>
  </ul>
</section>

<p>made with love at <a href="#">neatnait</a></p>

<link href='http://fonts.googleapis.com/css?family=Open+Sans' rel='stylesheet' type='text/css'>

List-styled-with-brackets.markdown

List styled with brackets

List styled with brackets using :before pseudoelement

A Pen by NeatNait on CodePen.

License.

style.css

body{
  background:#f03050;
  font-family: sans-serif;
}

section{
  display:block;
  width:500px;
}
section ul{
  list-style:none;
  font-size:50px;
  letter-spacing:-3px;
  font-weight:bold;
}

li.done{
  text-decoration:line-through;
  color:rgba(0,0,0,.6);
}

section:before{
  float:right;
  position:relative;
  display:block;
  bottom:135px;
  content:"}";
  font-size:350px;
  font-family: 'Open Sans', sans-serif;
  color:rgba(0,0,0,.6);
}

p{
  color:rgba(255,255,255,.5);
  position:absolute;
  width:100%;
  bottom:10em;
  font-weight:300;
  text-align:center;
}

a{
  text-decoration:none;
  color:#fff;
}