IwebDriver  _webdriver = new ChromeDriver();
_webdriver.Navigate().GoToUrl("https://www.youtube.com/");
var element = wait.Until(x => x.FindElement(By.Id("search")));
element.SendKeys("Perfect");
var element = wait.Until(x => x.FindElement(By.CssSelector("#search-icon-legacy>yt-icon")));
element.Click();
var content = wait.Until(x => x.FindElement(By.Id("contents")));
var songHREF = content.FindElements(By.CssSelector("#video-title"));
songHREF[2].Click();

var wait = new WebDriverWait(driver, TimeSpan.FromMinutes(1));
wait.Until(ExpectedConditions.ElementIsClickable(songHREF[2]));
songHREF[2].Click()

IwebDriver  _webdriver = new ChromeDriver();
_webdriver.Navigate().GoToUrl("https://www.youtube.com/");
var element = wait.Until(x => x.FindElement(By.Id("search")));
element.SendKeys("Perfect");
var element = wait.Until(x => x.FindElement(By.CssSelector("#search-icon-
legacy>yt-icon")));
element.Click();
// refresh the page
Driver.Instance.Navigate().Refresh();
var content = wait.Until(x => x.FindElement(By.Id("contents")));
var songHREF = content.FindElements(By.CssSelector("#video-title"));
var wait2 = new WebDriverWait(driver, TimeSpan.FromMinutes(1));
wait2.Until(ExpectedConditions.ElementIsClickable(songHREF[2]));
songHREF[2].Click();

IwebDriver  _webdriver = new ChromeDriver();
_webdriver.Navigate().GoToUrl("https://www.youtube.com/");
new WebDriverWait(_webdriver, TimeSpan.FromSeconds(10)).Until(ExpectedConditions.ElementToBeClickable(By.CssSelector("input#search"))).SendKeys("Perfect");
_webdriver.FindElement(By.CssSelector("button.style-scope.ytd-searchbox>yt-icon")).Click();
IList<IWebElement> contents = new WebDriverWait(_webdriver, TimeSpan.FromSeconds(10)).Until(ExpectedConditions.VisibilityOfAllElementsLocatedBy(By.CssSelector("h3.title-and-badge.style-scope.ytd-video-renderer a")));
foreach (IWebElement content in contents)
    if(content.GetAttribute("innerHTML").Contains("Lyrics"))
    {
        content.Click();
        break;
    }