body{
    margin:0;
    padding:0;
    background:#f4f6f9;
    font-family:Arial, Helvetica, sans-serif;
}

/* Área principal */
.formulario{
    display:flex;
    justify-content:center;
    align-items:center;
    padding:50px 20px;
}

/* Card */
#login{
    width:100%;
    max-width:500px;
}

/* Fieldset */
fieldset{
    background:#fff;
    border:none;
    border-radius:14px;
    padding:35px;
    box-shadow:0 10px 30px rgba(0,0,0,.08);
}

/* Título */
legend{
    width:100%;
    text-align:center;
    font-size:26px;
    font-weight:bold;
    color:#ff6600;
    padding:0 15px;
    margin-bottom:25px;
}

/* Labels */
label{
    display:block;
    margin-bottom:8px;
    color:#555;
    font-size:15px;
    font-weight:bold;
}

/* Campos */
input{
    width:100%;
    padding:14px 15px;
    margin-bottom:18px;
    border:1px solid #ddd;
    border-radius:8px;
    font-size:15px;
    transition:.25s;
    box-sizing:border-box;
    background:#fafafa;
}

input:focus{
    border-color:#ff6600;
    background:#fff;
    box-shadow:0 0 0 3px rgba(255,102,0,.12);
    outline:none;
}

/* Botão */

button{
    width:100%;
    border:none;
    border-radius:8px;
    padding:15px;
    background:#ff6600;
    color:#fff;
    font-size:16px;
    font-weight:bold;
    cursor:pointer;
    transition:.25s;
}

button:hover{
    background:#e25700;
    transform:translateY(-2px);
}

button:active{
    transform:scale(.98);
}

/* Avisos */

#aviso-identificador{
    display:block;
    margin-top:-10px;
    margin-bottom:15px;
    font-size:13px;
}

/* Link */

#login a{
    display:block;
    margin-top:18px;
    text-align:center;
    color:#666;
    text-decoration:none;
    font-size:14px;
    transition:.25s;
}

#login a:hover{
    color:#ff6600;
}

/* Caixa da senha */

#senha-container{
    margin-top:10px;
}

/* Responsivo */

@media(max-width:600px){

    .formulario{
        padding:20px 12px;
    }

    fieldset{
        padding:25px 18px;
        border-radius:10px;
    }

    legend{
        font-size:22px;
    }

    input{
        padding:13px;
    }

    button{
        padding:14px;
    }

}