[class^="icon-"]:before, [class*=" icon-"]:before {
    display: inline-block;
    text-decoration: inherit;
}
.icon-large:before {
    font-size: 1.33333em;
    vertical-align: -10%;
}
.icon-2x {
    font-size: 2em;
}
.icon-3x {
    font-size: 3em;
}
.icon-4x {
    font-size: 4em;
}
.icon-5x {
    font-size: 5em;
}