Social icons - font awesome

HTML

<link href="//maxcdn.bootstrapcdn.com/font-awesome/4.2.0/css/font-awesome.min.css" rel="stylesheet">
    
<div class="container">
    <div class="icon-container ic-facebook inline-block">
        <i class="fa fa-facebook fa-1x"></i>
    </div>
    
    <div class="icon-container ic-instagram inline-block">
        <i class="fa fa-instagram fa-1x"></i>
    </div>
    
    <div class="icon-container ic-youtube inline-block">
        <i class="fa fa-youtube-play fa-1x"></i>
    </div>
</div>

CSS

.inline-block {
    display: inline-block;
}
.icon-container {
    margin-right: 20px;
    width: 40px;
    height: 40px;
    background: red;
    color: white;
    text-align: center;
    border-radius: 50px;
    cursor: pointer;
    background: #1e2222;
    -webkit-transition: background-color 250ms linear;
    -moz-transition: background-color 250ms linear;
    -o-transition: background-color 250ms linear;
    transition: background-color 250ms linear;
}
.icon-container .fa {
    line-height: 40px;
}

.ic-facebook:hover {
    background-color: #ffffff;
}
.ic-instagram:hover {
    background-color: #ffffff;
}
.ic-youtube:hover {
    background-color: #ffffff;
}