input.form-control.error {
    border: 1px solid #960a06;
    background: #960a06;
    color: #ffffff;
    box-shadow: 0 0 4px #f9a89f;
}
input.form-control.valid {
    border: 1px solid #598c28;
    box-shadow: 0 0 4px #7fc666;
    background: #ffffff;
    color: #598c28;
}