body {
    background: url(../images/background.png) repeat-x #fff;
    padding-top: 50px;
}

.list-social-links a:link {
    color: #999;
    -moz-transition: all .2s linear;
    -o-transition: all .2s linear;
    -webkit-transition: all .2s linear;
    transition: all .2s linear;
}

.list-social-links a:visited {
    color: #999;
}

.list-social-links a:hover {
    color: #4fa600;
    text-decoration: none;
}

.img-responsive {
    margin: 0 auto;
}

@media (max-width: 767px) { 
    body {
        padding-top: 0;
    }
}

@media (max-width: 480px) {
    body {
        padding-top: 70px;
    }
}

@media only screen and (-webkit-min-device-pixel-ratio: 2), only screen and (min-device-pixel-ratio: 2) {
    body {
        background-image: url(../images/background@2x.png);
        -moz-background-size: 89px 300px;
        -o-background-size: 89px 300px;
        -webkit-background-size: 89px 300px;
        background-size: 89px 300px;
    }

    .logo {
        background-image: url(../images/logo@2x.png);
        -moz-background-size: 542px 400px;
        -o-background-size: 542px 400px;
        -webkit-background-size: 542px 400px;
        background-size: 542px 400px;
    }
}