Untitled

<!DOCTYPE html>

<meta charset="UTF-8">
<title>Ensintech</title>
<link rel="stylesheet" href="lib/bootstrap/css/bootstrap.min.css">
<link rel="stylesheet" href="css/style.css">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="css/style-mobile.css">

</head>

<body>
    <header>

        <div class="container">
            <div class="row">
                <nav id="menu">
                    <ul>
                        <li><a class="adm" placeholder href="#">Área administrativa / Docente</a></li>
                        <li><a class="aluno" href="#">Área do Aluno</a></li>
                    </ul>
                </nav>
            </div>
        </div>
        <img id="logotipo" src="img/ensintech.png" alt="Logotipo">

    </header>

    <div class="container">
        <div class="intro">
            <img src="img/Egrande.png" id="centro">
            <p id="acesso" style="font-size:32px">
                Acesso Aluno
            </p>
            <p id="subtitulo">
                Digite seus dados de login para acessar o sistema
            </p>
            <form action="act_login.cfm" method="post" target="escondido">
                <div class="form-group">
                    <input type="email" class="form-control " id="email" placeholder="E-mail">
                </div>
                <div class="form-group">
                    <input type="password" class="form-control" id="password" placeholder="Senha">
                </div>
            </form>
            <button id="entrar" type="submit" class="form-control">Entrar </button>
        </div>
    </div>
    <center><p class="copyright">&copy; 2018 - Ensintech - Todos os direitos reservados</p></center>
    <div id="rodape"></div>

    <script src="lib/jquery/jquery.min.js"></script>
    <script src="lib/bootstrap/js/bootstrap.min.js"></script>
</body>

*{
    box-sizing: border-box;
}
html, body {
width: 100%;
height: 100%;
font-family: Arial, Tahoma, sans-serif;
}
body{
    background-image:url(../img/Testing-banner2.jpg);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: block;
    font-size: 16px;
    margin: 0;
    padding: 0;
}
header{
    width:100%;
    height:121px;
    background-color: #693;
    border-bottom: 6px solid #487f1e;
}
header #logotipo {
    /*margin-left: 111px;*/
    text-align:center;
    display:none;
    margin-top: -95px;
    position: absolute;
}
.row {
    margin-right: -3px;
    margin-left: -15px;
}
#centro {
    position: absolute;
    top: 25%;
    left: 35%;
}
#menu ul{
    width: 100%;
    padding: 12px;
    margin-left: 12px;
    margin-top: 15px;
    background-color: #693;
    list-style: none;
    position: relative;
}
#menu ul li a {
    color: #fff;
    padding: 2px 10px;
    display:block;
    text-decoration: none;
    background: #693;
}
a.adm{
    margin-bottom: 11px;
    margin-top: -9px;
    margin-left: 72px;
}
a.aluno{
    margin-bottom: 11px;
    margin-top: 22px;
    margin-left: 130px;
}
#acesso {

    margin-top:-130px;

}
.container p {
    text-align: center;
    margin-left: -595px;
    color: #fff;
    font-weight: bold;
}
form {
    margin-left:-450px;
}
#email {
    width: 300px;
    border-radius: 0;
}
#password {
    width: 300px;
    border-radius: 0;
}
#entrar{
    width: 300px;
    margin-left: -450px;
}
p.copyright {
    color: #666;
    margin-left: 6px;
    margin-top: 22px;
}