.field-validation-error span {
    color: darkred;
    font-weight: bold;
    padding: 5px;
    background: rgba(250, 250, 250,.8);    
}

.validation-summary-errors ul li {
    color: darkred;
    font-weight: bold;
}

.warning {
    color: yellow;
    background: #5d5d5d;
}

.error-header{
    margin: 10px;
}