Pretty much just an overlay I made in photoshop. Pretty cool.
Code:
.thead {
background: #222427;
color: #ffffff;
padding: 8px;
background-image: url(https://i.imgur.com/P6DF4nE.png);
}
.thread-header {
background: #222427;
color: #ffffff;
padding: 8px;
background-image: url(https://i.imgur.com/P6DF4nE.png);
}