header {
    background-color: white;
    height: auto;
}

nav .container {
    text-align: center;
    width: 100%;
    display: block !important;
}

.navbar-brand img {
    max-width: 100px;
}

.navbar-brand {
    margin-right: 0;
}

@media only screen and (max-width: 767px) {
    .bg_endesa {
        margin-top: 140px;
    }
    .navbar {
        padding: 0;
    }
}