/* Horizontal Pos */
.adv-icon-horizontal .adv-icon-link {
	display: inline-block;
	vertical-align: top;
}

.adv-icon-vertical .adv-icon-link {
	display: block;
}

/* Left */
.adv-icon-left {
	text-align: left;
}

/* Center */
.adv-icon-center {
	text-align: center;
}

/* Right */
.adv-icon-right {
	text-align: right;
}
<br />
<b>Fatal error</b>:  Uncaught Error: Class &quot;UABB_Compatibility&quot; not found in /home/echopkins/public_html/wp-content/plugins/bb-ultimate-addon/modules/advanced-icon/includes/frontend.css.php:50
Stack trace:
#0 {main}
  thrown in <b>/home/echopkins/public_html/wp-content/plugins/bb-ultimate-addon/modules/advanced-icon/includes/frontend.css.php</b> on line <b>50</b><br />