#login {
    margin: auto;
    width: 320px;
    color:white;
    font-size:18px;
}
#login .panel-body{
    background-color:rgba(48,48,48,0.4);
}

    #login .logo {
        display: block;
        font-size: 24px;
        margin: 0 auto 40px;
        text-align: center;
        max-width: 320px;
    }