.cep-loader {
    display: block;
    font-size: 12px;
    color: #666;
    margin-top: 5px;
}

.cep-error {
    color: #d9534f;
    font-size: 12px;
    margin-top: 5px;
}

.cep-filled {
    background-color: #f0f8ff;
}

.cep-invalid {
    border: 1px solid #d9534f;
    background-color: #fff5f5;
}