Untitled

<!DOCTYPE html>
<html lang="pt-br">
<head>
  <meta charset="utf-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <!-- As 3 meta tags acima *devem* vir em primeiro lugar dentro do `head`; qualquer outro conteúdo deve vir *após* essas tags -->
  <meta name="description" content="">
  <meta name="author" content="">
  <link rel="shortcut icon" href="../../img/Site2/favicon.ico" />

  <title>K-POP Musics</title>

  <!-- Bootstrap -->
  <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
  <!--REVIEWER: Nao tem como eu ver o restante do seu codigo, mas os 3 scripts abaixo
  estavam faltando para o seu dropdown poder funcionar. -->
  <script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js" integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js" integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM" crossorigin="anonymous"></script>

  <link rel="stylesheet" type="text/css" href="../../css/Site2/Starter-template.css">

  <!-- HTML5 shim e Respond.js para suporte no IE8 de elementos HTML5 e media queries -->
  <!-- ALERTA: Respond.js não funciona se você visualizar uma página file:// -->
    <!--[if lt IE 9]>
    <script src="https://oss.maxcdn.com/html5shiv/3.7.2/html5shiv.min.js"></script>
    <script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script>
    <![endif]-->
  </head>
  <body role="document">
    <nav class="navbar navbar-inverse navbar-fixed-top">
      <div class="container">
          <!--REVIEWER: Esse header abaixo e o container acima causam um padding/margin desnecessario para o seu elemento.-->
        <div class="navbar-header">
          <a class="navbar-brand" href="#">K-POP Musics</a>
          <!--REVIEWER: faltou o `r` no `toggle`-->
          <button type="button" class="navbar-toggler collapsed" data-toggle="collapse" data-target="#navbar" aria-expanded="false" aria-controls="navbar" aria-label="Toggle navigation">
             <!-- REVIEWER: removi o `sr-only` para poder ver o icone-->
            <span class="navbar-toggler-icon"></span>
            <!-- REVIEWER: Por que voce precisa dos elementos abaixo?-->
            <!--<span class="icon-bar"></span>-->
            <!--<span class="icon-bar"></span>-->
            <!--<span class="icon-bar"></span>-->
          </button>
        </div>
        <div id="navbar" class="collapse navbar-collapse">
          <ul class="nav navbar-nav">
            <li class="active">
              <a href="#">Home</a>
            </li>
            <li class="nav-item">
              <a href="#about">About</a>
            </li>
            <li>
              <a href="#contact">Contact</a>
            </li>
            <li class="dropdown">
              <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">
                More
                <span class="caret"></span>
              </a>
              <ul class="dropdown-menu">
                <li>
                  <a href="#">Action</a>
                </li>
                <li>
                  <a href="#">Another action</a>
                </li>
                <li>
                  <a href="#">Something else here</a>
                </li>
                <li role="separator" class="divider"></li>
                <li class="dropdown-header">Nav header</li>
                <li>
                  <a href="#">Separated link</a>
                </li>
                <li>
                  <a href="#">One more separated link</a>
                </li>
              </ul>
            </li>
          </ul>
        </div><!--/.nav-collapse -->
      </div>
    </nav>
    <div class="container theme-showcase" role="main">
      <div class="starter-template jumbotron">
        <h1>Bootstrap starter template</h1>
        <p class="lead">
          Use this document as a way to quickly start any new project.<br> All you get is this text and a mostly barebones HTML document.
        </p>
      </div>
    </div>

    <!-- jQuery (obrigatório para plugins JavaScript do Bootstrap) -->
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js"></script>
    <script>window.jQuery || document.write('<script src="../../assets/js/vendor/jquery.min.js"><\/script>')</script>
    <!-- Inclui todos os plugins compilados (abaixo), ou inclua arquivos separadados se necessário -->
    <script src="../js/bootstrap.min.js"></script>
  </body>
  </html>