shadowUnder(color)
    -webkit-box-shadow 0px 6px 5px -5px color
    -moz-box-shadow    0px 6px 5px -5px color
    box-shadow         0px 6px 5px -5px color

darkerShadowUnder(color)
    -webkit-box-shadow 0px 6px 5px -5px color
    -moz-box-shadow    0px 6px 5px -5px color
    box-shadow         0px 6px 5px -5px color

boxShadow(color)
    -webkit-box-shadow  0px 0px 4px 0px color
    -moz-box-shadow     0px 0px 4px 0px color
    box-shadow          0px 0px 4px 0px color

boxShadowShiftedDown()
    -webkit-box-shadow  0px 4px 4px 0px rgba(100,100,100,.5)
    -moz-box-shadow     0px 4px 4px 0px rgba(100,100,100,.5)
    box-shadow          0px 4px 4px 0px rgba(100,100,100,.5)

boxShadowRight(color)
    -webkit-box-shadow: 0px -10px 10px 0px color
    -moz-box-shadow:    0px -10px 10px 0px color
    box-shadow:         0px -10px 10px 0px color

boxShadowLeft(color)
    -webkit-box-shadow  -10px 0px 10px -10px color
    -moz-box-shadow     -10px 0px 10px -10px color
    box-shadow          -10px 0px  5px -10px color

horizontalRainbow()
    background      red /* not working, let's see some red */
    background      -moz-linear-gradient(left,
                                        rgba(255, 0, 0, 0) 0%,
                                        rgba(255, 255, 0, 1) 20%,
                                        rgba(0, 255, 0, 1) 30%,
                                        rgba(0, 255, 255, 1) 50%,
                                        rgba(0, 0, 255, 1) 70%,
                                        rgba(255, 0, 255, 1) 80%,
                                        rgba(255, 0, 0, 0) 100%)

    background      -webkit-gradient(linear, left top, right top,
                                    color-stop(0%, rgba(255, 0, 0, 0)), 
                                    color-stop(20%, rgba(255, 255, 0, 1)),
                                    color-stop(30%, rgba(0, 255, 0, 1)),
                                    color-stop(50%, rgba(0, 255, 255, 1)),
                                    color-stop(70%, rgba(0, 0, 255, 1)),
                                    color-stop(80%, rgba(255, 0, 255, 1)),
                                    color-stop(100%, rgba(255, 0, 0, 0)))
