:root {
    /* SVG data */
    --google-logo: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 48 48"><path fill="%23EA4335" d="M24 9.5c3.54 0 6.71 1.22 9.21 3.6l6.85-6.85C35.9 2.38 30.47 0 24 0 14.62 0 6.51 5.38 2.56 13.22l7.98 6.19C12.43 13.72 17.74 9.5 24 9.5z"/><path fill="%234285F4" d="M46.98 24.55c0-1.57-.15-3.09-.38-4.55H24v9.02h12.94c-.58 2.96-2.26 5.48-4.78 7.18l7.73 6c4.51-4.18 7.09-10.36 7.09-17.65z"/><path fill="%23FBBC05" d="M10.53 28.59c-.48-1.45-.76-2.99-.76-4.59s.27-3.14-.76-4.59l-7.98-6.19C.92 16.46 0 20.12 0 24c0 3.88.92 7.54 2.56 10.78l7.97-6.19z"/><path fill="%2334A853" d="M24 48c6.48 0 11.93-2.13 15.89-5.81l-7.73-6c-2.15 1.45-4.92 2.3-8.16 2.3-6.26 0-11.57-4.22-13.47-9.91l-7.98 6.19C6.51 42.62 14.62 48 24 48z"/></svg>');
    --yahoo-logo: url('yahoo-logo.png');
    --microsoft-logo: url('https://upload.wikimedia.org/wikipedia/commons/4/44/Microsoft_logo.svg');
    --yahoo-logo-white: url('yahoo-logo.png');
    --web-logo: url('logo.png'); /** Our logo **/
    --apple-logo: url('apple-black-logo-png-transparent.png');
    --student-logo: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 48 48"><path fill="%230c2a0e" d="M24 6L4 18l8 4.36v12L24 42l12-7.64v-12l4-2.18V30h4V18L24 6zm13.64 12L24 25.44 10.36 18 24 10.56 37.64 18zM34 31.98l-10 5.46-10-5.46v-7.44L24 30l10-5.46v7.44z"/></svg>');
}