body {
    font: 'Raleway', sans-serif;
       color: rgba(0,0,0,.5);
       text-align: center;
       text-transform: uppercase;
       letter-spacing: .5em;
       top: 15%;
    background: linear-gradient(to right, green , teal); /* Standard syntax */
}
h3 {
    font: 600 1.5em 'Raleway', sans-serif;
    color: rgba(0,0,0,.5);
    text-align: center;
    text-transform: uppercase;
    letter-spacing: .3em;
    width: 100%;
}
h4 {
    font: 900 1em 'Raleway', sans-serif;
    color: rgba(0,0,0,.5);
    text-align: center;
    text-transform: none;
    letter-spacing: 0.01em;
}