body {
    background: #000 url('../img/background.png') no-repeat fixed center;
    background-size: cover;
    margin: 1rem 0;
    padding: 1rem 0;
    color: #F5C912;
    font-weight: bold;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif';
}

a { 
    color: #FFF;
    text-decoration: none;
}

a:hover, a:focus, a:active {
    color: #FFF;
    text-decoration: none;
}

.slogan {
    font-size: 2rem;
}

.social-links {
    text-align: center;
    margin-top: 20px;
}

.social-links a {
    font-size: 2rem;
    display: inline-block;
    width: 60px;
    background: #F5C912;
    border-radius: 15px;
    border: 2px #000 solid;
    margin-bottom: 1rem;
}

.social-links a:hover {
    border:  2px #F5C912 solid;
}


@media (min-width: 576px) {
    
    .slogan {
        font-size: 2rem;
    }

    .social-links { 
        margin-top: 50px;
    }
    
    .social-links a {
        font-size: 4rem;
        width: 100px;
    }
}

@media (min-width: 768px) {

    .slogan {
        font-size: 2rem;
    }
    
    .social-links { 
        margin-top: 50px;
    }
}

@media (min-width: 992px) {
    
    .slogan {
        font-size: 3rem;
    }

    .social-links { 
        margin-top: 50px;
    }

}

@media (min-width: 1920px){
    
    .slogan {
        font-size: 4rem;
    }

    .social-links { 
        margin-top: 300px;
    }
}