CSS - COLORS

    // COLORS
    background-color: cyan; 
    background-color: rgb(255,0,255);
    background-color: rgba(255,0,255, 0.4); //WITH OPACITY
    background-color: #1188AA; //HEXADECIMAL
    background-color: #18A;
    background-color: hsl(100, 100%, 70%); //HLS color, saturation lightness
    background-color: hsla(100, 100%, 70%, 0.5); //HLS color, saturation lightness opacity

    // COLOR FONTS
    check google fonts