.Ext_ux_ColorPicker div {
    height: 195px;
    width: 195px;
    position: relative;
    overflow: hidden;
}

.Ext_ux_ColorPicker div canvas {
    position: absolute;
    top: 0;
    left: 0;
    cursor: crosshair;
}

.Ext_ux_ColorPicker_spectrum {
    z-index: 1;
}

.Ext_ux_ColorPicker_luminance {
    z-index: 0;
}

.colorpicker input {
	background-image: none !important;
}