<div class="social github">
    <a href="#" target="_blank"><i class="fa fa-github fa-2x"></i></a>
</div>
<div class="social youtube">
    <a href="#" target="_blank"><i class="fa fa-youtube fa-2x"></i></a>
</div>
<div class="social google-pluse">
    <a href="#" target="_blank"><i class="fa fa-google-plus fa-2x"></i></a>
</div>
<div class="social twitter">
    <a href="#" target="_blank"><i class="fa fa-twitter fa-2x"></i></a>
</div>
<div class="social instagram">
    <a href="#" target="_blank"><i class="fa fa-instagram fa-2x"></i></a>
</div>
<div class="social facebook">
    <a href="#" target="_blank"><i class="fa fa-facebook fa-2x"></i></a>    
</div>
<div class="social skype">
    <a href="#" target="_blank"><i class="fa fa-skype fa-2x"></i></a>
</div>
<div class="social vk">
    <a href="#" target="_blank"><i class="fa fa-vk fa-2x"></i></a>    
</div>
<div class="social odnoklassniki">
    <a href="#" target="_blank"><i class="fa fa-odnoklassniki fa-2x"></i></a>   
</div>
<div class="social pinterest">
    <a href="#" target="_blank"><i class="fa fa-pinterest fa-2x"></i></a>
</div> 
<div class="social linkedin">
    <a href="#" target="_blank"><i class="fa fa-linkedin fa-2x"></i></a>
</div>
<div class="social telegram">
    <a href="#" target="_blank"><i class="fa fa-paper-plane fa-2x"></i></a>
</div>
<div class="social tumblr">
    <a href="#" target="_blank"><i class="fa fa-tumblr fa-2x"></i></a>
</div>
<div class="social windows">
    <a href="#" target="_blank"><i class="fa fa-windows fa-2x"></i></a>
</div>
<div class="social whatsapp">
    <a href="#" target="_blank"><i class="fa fa-whatsapp fa-2x"></i></a>
</div>
<div class="social weibo">
    <a href="#" target="_blank"><i class="fa fa-weibo fa-2x"></i></a>
</div>
<div class="social dropbox">
    <a href="#" target="_blank"><i class="fa fa-dropbox fa-2x"></i></a>
</div>

@import url(https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css);
.social a{
    text-align:center;
    width:46px;
    height:46px;
    float:left;
    background:#fff;
    border:1px solid #ccc;
    box-shadow:0 2px 4px rgba(0,0,0,0.15), inset 0 0 50px rgba(0,0,0,0.1);
    border-radius:46px;
    margin:0 10px 10px 0;
    padding:6px;
    color:#000;
}
.github a:hover{background:#191919;color:#fff;}
.youtube a:hover{background:#c4302b;color:#fff;}
.google-pluse a:hover{background:#DD4B39;color:#fff;}
.twitter a:hover{background:#00acee;color:#fff;}
.instagram a:hover{background:#3f729b;color:#fff;}
.facebook a:hover{background:#3b5998;color:#fff;}
.skype a:hover{background:#00aff0;color:#fff;}
.vk a:hover{background:#5d84ae;color:#fff;}
.odnoklassniki a:hover{background:#f93;color:#fff;}
.pinterest a:hover{background:#c8232c;color:#fff;}
.linkedin a:hover{background:#0e76a8;color:#fff;}
.telegram a:hover{background:#249bd7;color:#fff;}
.tumblr a:hover{background:#34526f;color:#fff;}
.windows a:hover{background:#125acd;color:#fff;}
.whatsapp a:hover{background:#50b154;color:#fff;}
.weibo a:hover{background:#d52b2b;color:#fff;}
.dropbox a:hover{background:#1087dd;color:#fff;}