.footer {
    background-color: #000;
    border-top: white solid 3px;
    padding: 10px 110px 10px 110px;
    height: 43px;
}

.footer span{
    float: left;
}

.footer ul{
    list-style-type: none;
    display: inline;
    float: right;
}

.footer ul li{
    display: inline-block;
    margin-left: 5px;
}

.footer ul li span{
    background-size: cover;
    display: block;
    width: 25px;
    height: 25px;
}

.footer ul li .icon-youtube {
    background-image: url('../images/youtube-icon.png');
}
.footer ul li .icon-twitter {
    background-image: url('../images/twitter-icon.png');
}
.footer ul li .icon-email {
    background-image: url('../images/email-icon.png');
}
.footer ul li .icon-blog {
    background-image: url('../images/blog-icon.png');
}