// ==UserScript==
// @name         AMZ colors count
// @include     /^https?://www\.amazon(\.com?)?\.[a-z]{2,3}/.*$/
// @namespace     /^https?://www\.amazon(\.com?)?\.[a-z]{2,3}/.*$/
// ==/UserScript==

(function() {
    let selectNum = document.querySelectorAll("#native_dropdown_selected_color_name option").length - 45;
    if( document.querySelectorAll("#variation_color_name li").length == 0 ) {
        document.querySelector("#productTitle").innerHTML += "<div style='margin: 20px 0; font-size: 17px'><strong>Kolory:</strong> Za dużo o <strong><span style='color: #ff2b55'>" + selectNum + "</span></strong> warianty!!!11one</div>";
    } else {
        document.querySelector("#productTitle").innerHTML += "<div style='margin: 20px 0; font-size: 17px'><strong>Kolory:<span style='color: #ff2b55'> " + document.querySelectorAll("#variation_color_name li").length + "</span></strong></div>";
    }
}())