@media screen and (max-width: 480px) {
    .contenedor {
        margin: 20px 0px 0px 0px;
    }
}
html,
body {
    overflow: auto;
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    background-color: white;
}

.logo {
    margin: 25px 0 25px 0;
}

.logo img {
    width: 300px;
    height: auto;
}
@media screen and (min-width: 480px) {
.contenedor {
    margin: 200px 100px 50px 100px;
}
}

.btn-primary {
    background-color: #bf3f13;
    border-color: #bf3f13;
    transition: color .15s ease-in-out;
    background-color: .15s ease-in-out;
    border-color: .15s ease-in-out;
    box-shadow: .15s ease-in-out;
}

.btn-primary:hover {
    background-color: #fd5d27;
    border-color: #fd5d27;
}

.error {
    margin: 0 !important;
}

.submit {
    width: 150px;
}