.field-validation-error {
        color: #f00;
    }

    .validation-summary-errors {
        color: #f00;
        font-weight: bold;
    }

    .input-validation-error {
        border: 2px solid #f00;
        background-color: #fee;
    }

    input[type="checkbox"].input-validation-error {
        outline: 2px solid #f00;
    }

    .input-validation-error {
        border: 2px solid #f00;
        background-color: #fee;
    }

    .form-control .input-validation-error {
        border: 2px solid #ff0;
        background-color: #aee;
    }