.selectedPolygon {
    border-left: 6px solid red;
    background-color: lightblue !important;
}

input[type="color"] {
    -webkit-appearance: none;
    border: none;
    width: 32px;
    height: 32px;
}

    input[type="color"]::-webkit-color-swatch-wrapper {
        padding: 0;
    }

    input[type="color"]::-webkit-color-swatch {
        border: none;
    }