add or revoke css rules from sheets

CSSRules.js

        function CSSRule(index, selector, rules, sheet) {
            if (toString.call(rules) === '[object Object]') {
                let temp = '';
                for(let key in rules) temp += key + ': ' + (rules[key].includes(';') ? rules[key] : rules[key] + ';\n');
                rules = temp
            }
            sheet.insertRule(selector + "{" + rules + "}", index)
        }
        
        function revokeCSSRule(index, sheet) {
            sheet.sheet.deleteRule(index)
        }