colorpicker.css

.wrapper {
    width: 225px;
    height: 225px;
    margin: 0 auto;
    position: relative;
    margin-top: -100px;
}

.pointer-wrapper {
    float: left;
    left: 0px;
    top: 0px;
    position: absolute;
    width: 225px;
    height: 225px;
    margin: 0px auto;
    pointer-events: none;
}

.color-mask {
    float: left;
    left: 0px;
    top: 0px;
    position: absolute;
    width: 225px;
    height: 225px;
    margin: 0 auto;
    pointer-events: none;
    border-radius: 50%;
    background-color: rgba(0, 0, 0, 0);
}

.color-pointer {
    float: left;
    top: 0;
    left: 0;
    position: relative;
    width: 14px;
    height: 14px;
    border: 2px black solid;
    border-radius: 50%;
    pointer-events: none;
}

.slider-pointer-inner,
.color-pointer-inner {
    width: 70%;
    height: 70%;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    margin: auto;
    margin: 0px auto;
    pointer-events: none;
    border: 2px white solid;
    border-radius: 50%;
    position: absolute;
}

.color-panel {
    width: 100%;
    background: hsl(0, 0%, 100%);
    border-radius: 50%;
    cursor: pointer;
    pointer-events: all;
}

.light-slider-wrapper {
    width: 235px;
    height: 24px;
    /* background-color: white; */
    margin: 50px auto;
    position: absolute;
    left: 50%;
    transform: translate(-50%);
    border-radius: 24px;
    border: solid white 6px;
    background: linear-gradient(to right, black, white);
    cursor: pointer;
    pointer-events: all;
    /* overflow: hidden; */
}

.slider-pointer {
    float: left;
    top: 3px;
    left: 0;
    position: relative;
    width: 14px;
    height: 14px;
    border: 2px black solid;
    border-radius: 50%;
    pointer-events: none;
}